Indian Institute of Technology Bombay

Patents

 

    Patent list

  1. C. P. Rao and Bandela Anil Kumar,"A method for analytical detection and quantification of polycyclic aromatic hydrocarbons and their derivatives", Patent No.272143,Application No.730/MUM/2011 dated. 15.03.2011.link
  2. C. P. Rao, "A process for preparing anthracenyl-imino-glucosyl conjugate(L)", Patent No.283480,Application No. 380/MUM/2011, dated. 10.02.2011.link
  3. C. P. Rao and Amitabha Acharya, "A nanoparicle method of detecting the presence of bisulfite ion(HSO3-)in a sample using a conjugate of calix[4]arene", Patent No.281307,Application No.1089/MUM/2011, dated. 31.03.2011.link
  4. C. P. Rao, "A triazole linked picolylimine conjugate of calix[6]arene", Patent No. 277575,Application No.125/MUM/2012 dated. 13.01.2012. link
  5. C. P. Rao and R.K. Pathak, "A zinc complex of triazole linked pyridyl-conjugate of calix[4]arene", Patent No.290090,Application No. 2905/MUM/2011, dated. 17.10.2011.link
  6. C. P. Rao, Chinta Jugun Prakash and Amit Kumar, "Anthracenyl terpyridine Cu(II) complex of formula(I)", Patent No.286214,Application No. 1819/MUM/2011, dated. 23.06.2011.link

Publications

 

    Review paper

  1. J. P. Chinta, B. Ramanujam and C. P. Rao,"Structural aspects of the metal ion complexes of the conjugates of calix[4]arene: Crystal structures and computational models", Coordination Chemistry Reviews, 256(2012), 2762-2794.
  2. A. Acharya, K. Samanta and C. P. Rao, "Conjugates of Calixarenes Emerging as Molecular Entities of Nanoscience", Coordination Chemistry Reviews, 256(2012) 2096-2125. DOI:10.1016/j.ccr.2012.05.018
  3. R. Joseph and C. P. Rao, "Ion and Molecular Recognition by Lower Rim 1,3-Di-conjugates of Calix[4]arene as Receptors", Chem. Rev., 111(2011) 4658-4702, DOI:10.1021/cr1004524
  • Journal Papers

Publications

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  1. J. Dessingou, A. Mitra, K. Tabbasum, G. S. Baghel and C. P. Rao, "Benzimidazole Conjugate of 1,1'-Thiobis(2-naphthol) as Switch-On Fluorescence Receptor for Ag+ and the Complex as Secondary Recognition Ensemble toward Cys, Asp, and Glu in Aqueous Methanolic Solution: Synthesis, Characterization, Ion and Amino Acid Recognition, Computational Studies, and Microscopy Features", J. Org. Chem., 77(2012) 371-378, DOI:10.1021/jo201926q
  2. J. Dessingou, K. Tabbasum, A. Mitra, V. K. Hinge and C. P. Rao, "Lower Rim 1,3-Di{4-antipyrine}amide Conjugate of Calix[4]arene: Synthesis, Characterization, and Selective Recognition of Hg2+and Its Sensitivity toward Pyrimidine Bases", J. Org. Chem., 77(2012) 1406-1413, DOI:10.1021/jo2022372
  3. R. K. Pathak, V. K. Hinge, A. Rai, D. Panda, and C. P. Rao, "Imino-phenolic-pyridyl conjugates of calix[4]arene (L1 and L2) as primary fluorescence switch on sensors for Zn2+ in solution and in HeLa Cells, and the recognition of pyrophosphate and ATP by [ZnL2]", Inorg. Chem., 51(2012) 4994-5005, DOI:10.1021/ic202426v
  4. R. K. Pathak, V. K. Hinge, M. Mondal and C. P. Rao, "Triazole-linked-thiophene conjugate of calix[4]arene: Its selective recognition of Zn2+ and as biomimetic model in supporting the events of the metal detoxification and oxidative stress involving metallothionein", J. Org. Chem., 76(2011), 10039-10049, DOI:10.1021/jo201865x
  5. R. K. Pathak, K. Tabbasum, V. K. Hinge, and C. P. Rao, "Selective recognition of cysteine in its free and protein bound states by the Zn2+ complex of triazole based calix[4]arene conjugate", Chem. Eur. J., 17(2011), 13999-140000, DOI: 10.1002/chem.201102791
  6. A. Bandela, J. P. Chinta and C. P. Rao, "Role of the conformational changes brought in the arms of 1,3-Di-capped conjugate of calix[4]arene (L) in turning on the fluorescence of L by Hg2+" Dalton Trans. 40(2011), 11367-11370. DOI:10.1039/C1DT11208B
  7. A. Kumar, J. P. Chinta, A. K. Ajay, M. K. Bhat and C. P. Rao, "Synthesis, characterization, plasmid cleavage and cytotoxicity of cancer cells by a copper(II) complex of anthracenyl-terpyridine" Dalton Trans., 40(2011) 10865-10872. DOI:10.1039/C1DT10201J (Hot article)
  8. R. Joseph, J. P. Chinta and C. P. Rao, "Calix[4]arene-Based 1,3-Diconjugate of Salicylyl Imine Having Dibenzyl Amine Moiety (L): Synthesis, Characterization, Receptor Properties toward Fe2+, Cu2+, and Zn2+, Crystal Structures of Its Zn2+ and Cu2+ Complexes, and Selective Phosphate Sensing by the [ZnL]" Inorg. Chem., 50(2011) 7050-7058. DOI:10.1021/ic200544a
  9. A. Mitra, V. K. Hinge, A. K. Mittal, S. Bhakta, P. Guionneau and C. P. Rao, "1-(D-Glucopyranosyl-2'-deoxy-2'-iminomethyl)-2-hydroxy-naphthalene conjugate (L): Sensing Zn2+ followed by phosphate including DNA". Chem. Eur. J., 11(2011) 8044-8047 DOI: 10.1002/chem.201100734.
  10. A. Bandela, J. P. Chinta, V. K. Hinge, A. Dikundwar, T. N. Guru Row and C. P. Rao, "Recognition of polycyclic aromatic hydrocarbons and their derivatives by 1,3-di-naphthalimide conjugate of calix[4]arene: Emission, absorption, crystal structures and computational studies", J. Org. Chem., 76(2011) 1742-1750. DOI: 10.1021/jo1023409 .
  11. A. Mitra, A. K. Mittal and C. P. Rao, "Carbohydrate assisted fluorescence turn-on gluco-imino-anthracenyl conjugate as Hg(II) sensor in milk and blood serum milieu", Chem. Comm , 47(2011) 2565-2567 DOI: 10.1039/C0CC04967K)
  12. A.K. Bandela, J.P. Chinta, V.K. Hinge, A. G. Dikundwar, T. N. Guru Row and C. P. Rao, “Recognition of polycyclic aromatic hydrocarbons and their derivatives by 1,3-di-naphthalimide conjugate of calix[4]arene:  Emission, absorption, crystal structures and computational studies”, J. Org. Chem., 76 2011 1742-50.
  13. A. Acharya , B. Ramanujam, J. P. Chinta, and C. P. Rao, “1,3-Diamido-calix[4]arene Conjugates of Amino Acids: Recognition of COOH Side Chain Present in Amino Acids, Peptides, and Proteins by Experimental and Computational Studies”,J. Org. Chem. 76 (2011) 127-137 DOI: 10.1021/jo101759f
  14. A. Kumar, B. Ramanujam, N.K. Singhal, A. Mitra and C.P. Rao, “Interaction of aromatic-imino-glycoconjugates with jacalin:  Experimental and computational docking studies”,Carbohydr. Res., 345 (2010) 2491-2498.
  15. A. Acharya, B. Ramanujam, A. Mitra and C. P. Rao, “Nano-Fibers Formed Through … Stacking of the Complexes of Glucosyl-C2-Salicyl-Imine and Phenylalanine: Characterization by Microscopy, Modeling by Molecular Mechanics and Interaction by a-Helical & b-Sheet Proteins”, ACS Nano,4 (2010) 4061-4073.
  16. R. K. Pathak, A. G. Dikundwar, T. N. Guru Row and C. P. Rao, “A lower rim triazole linked calix[4]arene conjugate as a fluorescence switch on a sensor for Zn2+ in blood serum milieu”, Chem. Comm.,46 (2010) 4345-47. DOI:  10.1039/c0cc00219d
  17. R. Joseph, J. P. Chinta and C. P. Rao, “Lower rim 1,3-di-derivative of calix[4]arene appended salicylidene imine (H2L): Experimental and computational studies of the selective recognition of H2L towards Zn2+, and sensing phosphate and amino acid by [ZnL]”, J. Org. Chem., 75(2010) 3387-95.
  18. R. Joseph, J. P. Chinta and C. P. Rao, “Benzothiazole appended lower rim 1,3-di-amido-derivative of calix[4]arene: Synthesis, structure, receptor properties towards Cu2+, iodide recognition and computational modelling”, Inorg. Chimica acta363 (2010) 2833-2839.
  19. M. Dey, A. Ali, A. Acharya & C. P. Rao, “1,3-Di-peptido-conjugates of calix[4]arene and its di-OCH3 derivatives:  Synthesis, characterization and phosphate recognition”, Indian J. Chem.49B(2010) 1098-1108.
  20. A. Ali, R. Joseph, B. Mahieu and C.P. Rao, “Synthesis and characterization of a (1+1) cyclic Schiff base of lower rim 1,3-diderivative of p-tert-butylcalix[4]arene and its complexes of VO2+, UO22+, Fe3+, Ni2+, Cu2+ and Zn2+”, Polyhedron29 (2010) 1035-1040. DOI information: 10.1016/j.poly.2009.12.020
  21. M. Dey, J.P. Chinta, G.J. Long and C.P. Rao, Synthesis and characterization of the complexes of Fe(III), Co(III), Ni(II), Cu(II), Zn(II) and UO22+ with p-tert-butylcalix[4]arene bearing two imine pendants linked through salicylyl moiety at the lower rim, Indian J. Chem.(accepted)
  22. A. Mitra, J.P. Chinta and C.P. Rao, 1-(D-Glucopyranosyl-2-deoxy-2-iminomethyl)-2-hydroxybenzene as chemosensor for aromatic amino acids by switch-on fluorescence, Accepted in Tetrahedron Lett. DOI:  10.1016/j.tetlet.2009.10.105
  23.  R. Joseph, B. Ramanujam , A. Acharya and C.P. Rao, Lower rim 1,3-di-{bis-(2-picolyl)}amide derivative of calix[4]arene (L) as ratiometric primary sensor towards Ag+ and the complex of Ag+ as secondary sensor towards Cys:  Experimental, Computational and Microscopy studies, and INHIBIT Logic Gate Properties of L  J. Org. Chem.74 (2009) 8181-90. DOI: 10.1021/jo901676s
  24. N.K. Singhal, A. Mitra, G. Rajsekhar, M.M. Shaikh, Subodh Kumar, P. Guionneau and C.P. Rao, Role of the orientation of OH groups on sensitivity and selectivity of the interaction of M2+ with ribosyl- and galctosyl-imino-conjugates:  Solution recognition studies of M2+ in MeOH and selective recognition of Cu2+ in HEPES buffer, and first crystal structure determination of dinuclear-Cu(II) complexes based on both the glyco-imino-conjugates, Dalton Transactions(2009) 8432-42.
  25. G.S. Baghel and C.P. Rao, Pamoic acid in forming metallo-organic framework: Synthesis, characterization and first crystal structure of a dimeric Ti(IV) complex,Polyhedron 28(2009) 3507-14.
  26.  J.P. Chinta, A. Acharya, A. Kumar and C.P. Rao, Spectroscopy and Microscopy Studies of the Recognition of Amino Acids and Aggregation of Proteins by Zn(II) Complex of Lower Rim Naphthylidene Conjugate of Calix[4]arene, J. Phys. Chem. B.113 (2009) 12075-83.
  27. R. Joseph, B. Ramanujam, A. Acharya and C.P. Rao, Fluorescence Switch-on Sensor for Cu2+ by an Amide Linked Lower Rim 1, 3 -bis(2-picolyl)amine Derivative of Calix[4]arene in Aqueous Methanol, Tetrahedron Letts.50  (2009) 2735-2739.  DOI: 10.1016/j.tetlet.2009.03.109
  28. R.K. Pathak, Sk.Md. Ibrahim and C.P. Rao, Selective recognition of Zn2+ in aqueous acetonitrile by salicylaldimine appended triazole linked di-derivatives of calix[4]arene by enhanced fluorescence emission:  Role of terminal CH2OH moieties in conjunction with the imine in recognition, Tetrahedron Letts.50  (2009) 2730-2734.  DOI: 10.1016/j.tetlet.2009.03.126
  29. A. Kumar, N.K. Singhal, B. Ramanujam, A. Mitra, N.R. Rameshwaram, S.K. Nadimpalli and C.P. Rao, C1-/C2-aromatic-imino-glyco-conjugates:  Experimental and computational studies of binding, inhibition and docking aspects towards glycosidases isolated from soybean and jack bean, Glycoconjugates J.26 (4) (2009) 495-510. DOI: 10.1007/s10719-008-9199-4
  30. G.S. Baghel, S.M. Shaikh and C.P. Rao, Metal ion complex of di-O-picolyl derivative of 1,1-methylene-bis(2-naphthol):  First crystal structure of a monomeric Cu(II) complex of bis(2-((pyridin-2-yl)methoxy)naphthalen-1-yl)methane, Inorg. Chim. Acta. 362(2009) 2770-2775. DOI: 10.1016/j.ica.2008.12.019
  31. A. Mitra, B. Ramanujam, and C.P. Rao,   1-(D-glucopyranosyl-2-deoxy-2-iminomethyl)-2-hydroxynaphthalene as chemo-sensor for Fe3+ in aqueous HEPES buffer based on colour changes observable by naked eye,  Tetrahedron. Letts., 50 (2009) 776-780.
  32. G.S. Baghel, B. Ramanujam and C.P. Rao, Selective Recognition of Cu2+ by Di-O-picolyl Derivative of 1,1'-Methylene-Bis(2-Naphthol), J. Photochem. Photobiol. A202 (2009) 172-177.
  33. R. Joseph, B. Ramanujam, H. Pal and C.P. Rao, Lower rim 1,3-di-derivative of calix[4]arene possessing bis-{N-(2-2-dipyridylamide)} pendants:  An unusual dual fluorescence sensor for Zn2+ and Ni2+, Tet. Lett.49(2008) 6257-61.
  34. R. Joseph, B. Ramanujam, A. Acharya, A. Khutia and C.P. Rao, Experimental and Computational Studies of Selective Recognition of Hg2+ by Amide Linked Lower Rim 1, 3-di-benzimidazole Derivative of Calix[4]arene:  Species Characterization in Solution and that in the Isolated Complex, Including the Delineation of the Nano-Structures, J. Org. Chem.73  (2008) 5745-58.
  35. A. Ali, C.P. Rao and P. Guionneau, Influence of alkali and alkaline earth ions on the O-alkylation of the lower rim phenolic-OH groups of p-tert-butyl-calix[4]arene to result in amide-pendants:  Template action of K+ and the structure of K+ bound tetra-amide derivative crystallized with a p-tert-butyl-calix[4]arene anion,  J. Chem. Sci., 120 (2008) 237-247.
  36. R. Joseph, A. Gupta, A. Ali and C.P. Rao, Fluorescence and absorption studies on the selective recognition of iodide by lower rim 1,3-bis(aminoethoxy)-p-t-butyl-calix[4]arene derivative, Indian J. Chem.46A (2007) 1095-1100.
  37. R. Ahuja, N.K. Singhal, B. Ramanujam, M. Ravikumar, and C.P. Rao, Experimental and Computational Studies of the Recognition of Amino Acids by Galactosyl-imine and -amine Derivatives: An Attempt to Understand the Lectin-Carbohydrate Interactions, J. Org. Chem.,72 (2007) 3430-3442
  38. R. Joseph, A. Gupta and C.P. Rao, Photophysical properties of the interaction of lower rim 1,3-bis(aminoethoxy)-calix[4]arene derivative with Pb2+, Hg2+ and Cd2+ions:  Recognition of Hg2+, J. Photochem. Photobiol. A, 188 (2007) 325-328.
  39. N.K. Singhal, B. Ramanujam, V. Mariappandar and C.P. Rao, Carbohydrate-Based Switch-On Molecular Sensor for Cu(II) in Buffer: Absorption and Fluorescence Study of the Selective Recognition of Cu(II) Ions by Galactosyl Derivatives in HEPES Buffer, Org. Lett., 8 (2006) 3525-28.
  40. R. Ahuja, N.K. Singhal and C.P. Rao, Lectins:  Chemical, structural and biological aspects including drug targeting, Khimiya/Chemistry. A Bulgarian J. Chem. Edn., 15(2006) 275-304.
  41. A. Ali, S. Salunke-Gawali, C.P. Rao and J. Linares, Mono- and di-nuclear Cu(II) complexes of p-tert-butyl-calix[4]arene-1,3-diacid derivative:  A comparative study of their characterization and catecholase mimetic activity, Indian J. Chem.,45A (2006) 853-857.
  42. A. Kumar, A. Ali, C.P. Rao, Photo-physical behavior as chemosensor properties of anthracene-anchored 1,3-di-derivatives of lower rim calix[4]arene towards divalent transition metal ions, J. Photochem. Photobiol. A,177(2006) 164-169.
  43. A. Ali, S.J.S. Flora, Geetu Saxena, E. Kolehmainen, B. Mahieu and C.P. Rao , Synthesis and characterization of Sn(IV) complexes of lower rim 1,3-diacid derivative of calix[4]arene and their protective effects on tissue oxidative stress and essential metal concentration in lead exposed male Wistar rats, J. Inorg. Biochem.,100 (2006) 206-213.
  44. M. Dey, C.P. Rao and P. Guionneau, Structural characterization and reactivity of Cu(II) complex of p-tert-butyl-calix[4]arene bearing two imine pendants at lower rim, Inorg. Chem. Commun., 8 (2005) 998-1001.
  45. J. Dessingou, R. Joseph and C.P. Rao, A direct fluorescence-on chemo-sensor for selective recognition of Zn(II) by a lower rim 1,3-di-derivative of calix[4]arene possessing bis-{N-(2-hydroxynaphthyl-1-methylimine)} pendants, Tetrahedron Letts., 46 (2005) 7967-7971.
  46. A. Ali and C.P. Rao, Formation of mono- and di-amide-calix[4]arene derivatives from the reaction of p-tert-butyl-calix[4]arene and a-chloro-N,N-diethylacetamide in the presence of sodium hydride, Indian J. Chem., 44B (2005) 549-552.
  47. A. Ali, S. Salunke-Gawali, C. P. Rao, J. Linares, A first report of the complexes of 5,11,17,23-tetra-tert-butyl-25,27-diethoxycarboxymethoxy-26,28-dihydroxycalix[4]arene with Mn(II), Fe(III), Co(II), Ni(II), Cu(II) and Zn(II), Inorg. Chem. Commun., 7 (2004) 1298-1301.
  48. G. Rajsekhar, C. P. Rao, P. Saarenketo, K. Nttinen, and K. Rissanen, Complexation Behaviour of Hexadentate Ligands Possessing N2O4 and N2O2S2 Cores:  Differential Reactivity Towards Co(II), Ni(II) and Zn(II) Salts and Structures of the Products, New J. Chem., 28 (2004) 75-84.
  49. C.P. Rao and M. Dey, Calixarenes:  Smart Molecular Hosts, Encyclopedia of Nanoscience and Nanotechnology, 1(2003)475-497.
  50. M. Dey, C.P. Rao, P.K. Saarenketo, K. Rissanen, E. Kolehmainen, and P. Guionneau, Mn(IV) and Co(III)-complexes of OH-rich ligands possessing O2N, O3N and O4N cores:  syntheses, characterization and crystal structures, Polyhedron, 22 (2003) 3515-3521.
  51. A. K. Sah, A. Ali, E. K. Wegelius, K. Rissanen and C. P Rao, A soluble complex of Zn(II) with N2O4 core:  A structural study, Indian J. Chem., 42A (2003) 1888-1891.
  52. G. Rajsekhar, A. K. Sah, C.P. Rao, P. Guionneau, M. Bharathy, and T. N. GuruRow,  Bis-(m-saccharide-C-2-oxo) Dinuclear Cu(II) Complexes of 4,6-O-butylidene/ethylidene-N-(a-hydroxynapthylidene/o-hydroxybenzylidene/5-bromo-o-hydroxybenzylidene)-b-D-glucopyranosylamine: Structural Aspects and Data Correlations, Dalton Transactions (2003) 3126-3135.
  53. G. Rajsekhar, C.P. Rao, K. Nttinen and K. Rissanen,  Unusual interaction extended between the pyranose ring oxygen and Zn(II) center in the complexes derived from 4,6-Obutylidene/ethylidene-N-(a-hydroxynaphthylidene/o-hydroxybenzylidene)-b-D-glucopyranosylamine:  Evidence for a pseudo-bicapped tetrahedral complex of Zn(II) based on the crystal structure Inorg. Chem. Commun., 6 (2003) 1156-60.
  54. T.M. Das, C.P Rao, N. Kalle and K. Rissanen , Synthesis and crystallographic characterization of some derivatives of benzimidazole, Indian J. Chem., 42B(2003) 661-665.
  55.  C.P. Rao and T. Mohan Das, Saccharide complexes of lanthanides, Indian J. Chem., 42A (2003) 227-239.
  56. G. Rajsekhar, C.P. Rao and P. Guionneau, First crystallographic evidence for the formation of b-D-ribopyranosylamine from the ammonialysis of D-ribose, Carbohydr. Res. 338  (2003) 801-805.100. P. V. Rao, C. P. Rao, E.K. Wegelius and K. Rissanen, 2-Hydroxy-1-naphthaldehyde derived Schiff bases: synthesis, characterization and structure,  J. Chem. Cryst., 33 (2003) 139-147
  57. P. V. Rao, C. P. Rao, E.K. Wegelius and K. Rissanen, 2-Hydroxy-1-naphthaldehyde derived Schiff bases: synthesis, characterization and structure,  J. Chem. Cryst., 33(2003) 139-147.
  58. M. Dey, C. P. Rao, P. K. Saarenketo, and K. Rissanen, Mono-, Di- and Tri-nuclear Ni(II) Complexes of N-, O- Donor ligands:  Structural Diversity and Reactivity, Inorg. Chem. Commun., 5(2002) 924-928.
  59. C.P. Rao and T. Mohan Das, Simple perspectives of carbohydrates, Khimiya/Chemistry. A Bulgarian J. Chem. Edn.11 (2002) 385-419.
  60. G. Rajsekhar, U.B. Gangadharmath, C.P. Rao, P. Guionneau, P.K. Saarenketo, and K. Rissanen, Synthesis and characterization of 4,6-Obutylidene-N-(2-hydroxybenzylidene)-b-D-glucopyranosylamine: Crystal structures of 4,6-Obutylidene-a-D-glucopyranose, 4,6-Obutylidene-b-D-glucopyranosylamine and 4,6-Obutylidene-N-(2-hydroxybenzylidene)-b-D-glucopyranosylamine, Carbohydr. Res.337 (2002) 1477-84.
  61. G. Rajsekhar, C.P. Rao, P.K. Saarenketo, E. Kolehmainen and K. Rissanen, C-S bond cleavage by cobalt:  Synthesis, Characterization and Crystal structure determination of 1,2-di-(o-salicylaldiminophenylthio)-ethane and its Co(III) product with C-S bond cleaved fragments, Inorg. Chem. Commun., 5 (2002) 649-652.
  62. A. Mukhopadhyay,  E. Kolehmainen, C.P. Rao, Synthesis and characterisation of saccharide complexes of La(III) ion, Indian J. Chem.   41A(2002) 1621-24.
  63. M. Dey, C.P. Rao, P. Saarenketo, K. Rissanen and E. Kolehmainen, Four-, Five- and Six Coordinated Zn(II)-complexes of OH-containing ligands:  Syntheses, Structure and Reactivity, Eur. J. Inorg. Chem., (2002) 2207-2215.
  64. M. Dey, C.P. Rao, P.K. Saarenketo and K. Rissanen, Synthesis, Structural Diversity, Inter-conversion and Reactivity of Cu(II) Complexes of hydroxy-rich molecules, Inorg. Chem. Commun., 5 (2002) 380-383.
  65. A.K. Sah, C.P. Rao, P.K. Saarenketo, K. Rissanen, G.A. van Albada and J. Reedijk, Dinuclear Copper Complexes of N-(2-Hydroxybenzylidene or 5-Bromo-2-hydroxybenzylidene)-4,6-O-ethylidene-b-D-glucopyranosylamine: Coordination Variation and Structural Diversity, Chem. Letts. (2002) 348-349.
  66. T.M. Das, C.P. Rao, E. Kolehmainen, R.M. Kadam and M.D. Sastry, Interaction of metal ions with D-glucobenzothiazoline:  Isolation and characterization of the resultant products, Carbohydr. Res., 337 (2002) 289-296.
  67. G. Rajsekhar, C.P.. Rao, P.K Saarenketo, E. Kolehmainen and K. Rissanen, Glycosylaminesof 4,6-O-butylidene-a-D-glucopyranose: Synthesis and characterization of glycosylamines, and the crystal structure of 4,6-Obutylidene-N-(o-chlorophenyl)-b-D-glucopyranosylamine, Carbohydr. Res., 337 (2002) 187-194.
  68. A.K. Sah, C.P. Rao, P.K. Saarenketo and K. Rissanen, Crystal structure of N-(2-hydroxybenzylidene)-4,6-O-ethylidene-b-D-glucopyranosylamine, Carbohydr. Res.,337 (2002) 79-82
  69. P.V. Rao, E. Kolehmainen and C.P. Rao, Synthesis, characterization and structure of Ti(IV) complexes of hydroxy-rich ligands, Ind. J. Chem., (2002) 284-289.
  70. A.K. Sah, C.P. Rao, P.K. Saarenketo and K. Rissanen, Structure of the First Tetranuclear Ni(II) Complex Derived From N-(2-hydroxybenzylidene)-4,6-O-ethylidene-b-D-glucopyranosylamine, Chem. Lett., (2001) 1296-97.
  71. A.K. Sah, C.P. Rao, E.K. Wegelius, E. Kolehmainen and K. Rissanen, Synthesis, characterization and first crystal structure of Zn(II) complex of N-(2-hydroxybenzylidene)-4,6-O-ethylidene-b-D-glucopyranosylamine, Carbohydr. Res., 336 (2001) 249-255.
  72. P. V. Rao, C. P. Rao, E. Kolehmainen, E. K. Wegelius and K. Rissanen, Lower Rim 1,3-Di-derivatives of Calix[4]arene Amides Having Amino Acid Ester and Amines as Pendants, Chem. Lett., (2001) 1176-77.
  73. T. Mohan Das, C.P. Rao and E. Kolehmainen, Interaction of metal ions with N-glycosyl amines:  Isolation and characterization of the products of 4,6-O-benzylidene-N-(o-carboxyphenyl)-b-D-glucopyranosylamine with different metal ions, Carbohydr. Res., 335 (2001) 151-158.
  74. A.K. Sah, C. P. Rao, P. K. Saarenketo, E. Kolehmainen and K. Rissanen, Synthesis, characterization and crystal structures of Schiffs bases obtained from the reactions of 4,6-O-ethylidene-b-D-glucopyranosylamine with substituted salicylaldehydes, Carbohydr. Res.,335 (2001) 33-43.
  75. T.M. Das, C. P. Rao, and E. Kolehmainen , Synthesis and Characterization of N-glycosyl amines obtained from the reaction between 4,6-O-benzylidene-D-glucopyranose and substituted aromatic amines, and also between 2-(o-aminophenyl)benzimidazole and pentoses or hexoses, Carbohydr.  Res., 334 (2001) 261-269.
  76. A. K. Sah, C P. Rao, P. K. Saarenketo, E. K. Wegelius, E. Kolehmainen and K. Rissanen, First Crystallographic investigation of complexes of cis-VO2+, cis-MoO22+ and trans-UO22+ species with Schiffs base molecules derived from 4,6-O-ethylidene-b-D-glucopyranosylamine, Eur. J. Inorg. Chem., (2001) 2773-2781.
  77. A. Mukhopadhyay, E. Kolehmainen and C.P. Rao, Lanthanide-saccharide chemistry:  Synthesis and characterisation of saccharide complexes of Sm(III) (f5), Eu(III) (f6) and Dy(III) (f9) ions, Indian J. Chem.,40A (2001) 1045-1052.
  78.  A.K. Sah, C.P. Rao, P.K. Saarenketo, E.K. Wegelius, K. Rissanen and E. Kolehmainen, N-Glycoside of ortho substituted anilines of 4,6-O-Ethylideneglucopyranose:  Synthesis, characterization and structure of COOH, -Cl and F substituted glycosylamines and metal ion complexes of COOH derivative.  Dalton Transactions (2000) 3681-3687.
  79. A. Mukhopadhyay, E. Kolehmainen and C.P. Rao, Interaction of saccharides with rare earth metal ions:  Synthesis and characterisation of Pr(III)- and Nd(III)-saccharide complexes, Carbohydr. Res., 328 (2000) 103-113.
  80. P.V. Rao, C.P. Rao, A. Sreedhara, E.K. Wegelius, K. Rissannen and E. Kolehmainen, Synthesis, structure and reactivity of trans-UO22+ complexes of OH-containing ligands, Dalton Transactions, (2000) 1213-1218.
  81. A. Mukhopadhyay, E. Kolehmainen and C.P. Rao, Lanthanide-saccharide chemistry:  Synthesis and characterisation of Ce(III)-saccharide complexes, Carbohydr. Res.,324 (2000) 30-37.
  82.  C.P. Rao, K. Geetha, M.S.S. Raghavan, A. Sreedhara, K. Tokunaga, T. Yamaguchi, V. Jadhav, K.N. Ganesh, T. Krishnamoorthy, K.V.A. Ramaiah and R.K. Bhattacharyya, Transition metal saccharide chemistry and biology:  Syntheses, characterisation, solution stability and putative bio-relevant studies of iron-saccharide complexes, Inorg. Chim. Acta, 297(2000) 373-382.
  83. P.V. Rao, C.P. Rao, E.C. Wegelus, E. Kolehmainen and K. Rissanen, Reactivity of cis-dichloro-bis(acetylacetonato)titanium(IV) towards hydroxy(-OH)-containing ligands:  Reactivity, and isolation and characterisation of products, Dalton Transactions, (1999) 4469-4474.
  84. C.P. Rao and A. Sreedhara, Oxo-metal complexes of alkoxo rich ligands and reactivity of vanadium complexes, Proc. Indian Acad. Sci. (Chem. Sci.), 111 (1999) 479-487.
  85. C.P. Rao, A. Sreedhara, P. V. Rao, N.K. Lokanath, M.A. Sreedhar, J.S. Prasad and K. Rissanen, Recognition of oxovanadium(V) species and its separation from other metal species through solution complexation by some acyclic ligands, Polyhedron , 18 (1999).289-297.
  86. C.P. Rao, Symmetry and spectroscopy of molecules, by K. Veera Reddy (New Age Internation (P) Limited Publishers, New Delhi) a book review, Indian J. Chem., 37A(1998) 848.
  87. C.P. Rao, Symmetry and spectroscopy of molecules, by K. Veera Reddy (New Age Internation (P) Limited Publishers, New Delhi) a book review, Indian J. Chem., 37A (1998) 848.
  88. H. Arakawa, N. Watanabe, R. Tamura and C.P. Rao, Reduction of potassium chromate by tannins, Bull. Chem. Soc. Jpn., 7 1 (1998) 1993-1998.
  89. C.P. Rao, A. Sreedhara, P.V. Rao, M. B. Verghese, K. Rissannen, E. Kolehmainen, N.K. Lokanath, M.A. Sreedhar and J.S. Prasad, Synthesis, structure, reactivity and species recognition of oxovanadium(V) and molybdenum(VI) complexes, J.C.S. Dalton Trans., (1998) 2383-93.
  90. C.P. Rao, S.P. Kaiwar and M.S.S. Raghavan, Chromium toxicity: Spectral and electrochemical stuides of Cr(VI) reduction by biomimicking molecules. Comparisons and correlations, Int. J. Environ. Studies,  54B (1998) 131-144.
  91. T. Krishnamoorthy, A. Sreedhara, C.P. Rao and K.V.A. Ramaiah, Reducing agents mitigate protien synthesis inhibition mediated by various vanadate and vanadyl compounds in reticulocyte lysates, Arch. Biochem. Biophys., 349  (1998) 122-128.
  92. R. P. Bandwar, S. J. S. Flora,and C. P. Rao. Influence of Zinc-saccharide complexes on some haematological parameters in rats BioMetals, 10 (1997) 337-341.
  93. R.P. Bandwar and C. P. Rao, Transition metal-saccharide chemistry and biology: An emerging field of multidisciplinary interest, Curr. Sci. (India), 72 (1997) 788-796.
  94. A. Sreedhara, N. Susa and C. P. Rao, Vanadate and Chromate reduction by saccharide and L-ascorbic acid: Effect of the isolated V(IV) and Cr(III) products on DNA nicking. Lipid peroxidation, cytotoxicity and on enzymatic & non-enzymatic antioxidants, Inorg. Chim. Acta, 263  (1997) 189-194.
  95.  R. P. Bandwar and C. P. Rao, Transition  metal saccharide chemistry and biology: Vanadyl-monosaccharide complexes and their in vitro effect on pUC-18 DNA,J. Inorg. Biochem, 68 (1997) 1-6.
  96. C.P. Rao, Metal-ligand interactions: Structure and reactivity, ed. By Nino Russo and Dennis R. Salahub (Kluwar Academic Publishers, The Netherlands) a book review, Indian J. Chem., 36A (1997) 354.
  97. R. P. Bandwar and C. P. Rao, Transition metal saccharide chemistry: Synthesis and characterization of D-Glucose, D-Fructose, D-Galactose, D-Xylose, D-Ribose and Maltose complexes of Ni(II), Carbohydr. Res., 297 (1997) 341-346.
  98. R. P. Bandwar, M. D. Sastry, R. M. Kadam and C. P. Rao, Transition metal saccharide chemistry: Synthesis and characterization of D-Glucose, D-Fructose, D-Galactose, D-Xylose, D-Ribose and Maltose complexes of Co(II), Carbohydr. Res., 297 (1997) 333-339.
  99. R. P. Bandwar, M. Giralt, J. Hidalgo, C. P. Rao and G. U. Kulkarni, Transition metal saccharide chemistry and biology: Saccharide complexes of Cu(II) and their in vivo metallothionein synthesis in mice, J. Inorg. Biochem., 66 (1997) 37-44.
  100. G. Asgedom, A. Sreedhara, J. Kivikoski and C. P. Rao, Synthesis and characterization of dimeric vanadyl(IV) complexes of Schiff bases derived from anthranilic acid and salicylaldehyde (or its derivatives) or acetylacetone. Single crystal X-ray structure of the oxidized products, Polyhedron, 16(1997) 643-651.
  101. A. Sreedhara, N. Susa, A. Patwardhan and C. P. Rao, One electron reduction of vanadate(V) to oxovanadium(IV) by low molecular weight biocomponents like saccharides and L-ascorbic acid: Effect of oxovanadium(IV) complexes on pUC18 DNA and on lipid peroxidation in isolated rat hepatocytes, Biochem. Biophys. Res. Commun., 224 (1996) 115-120.
  102. G. Asgedom, A. Sreedhara, J. Kivikoski, J. Volkonen, E. Kolehmeinen and C. P. Rao, Alkoxo bound monooxo and dioxovanadium(V) complexes: Synthesis, characterization, X-ray structure, and solution reactivity studies. Inorg. Chem.  35 (1996) 5674-5683.
  103. A. Sreedhara, C. P. Rao and B. J. Rao, Transition metal saccharine chemistry and biology: Synthesis, charaterization, electrochemistry and epr studies of oxo-vanadium(IV) complexes of saccharides and their derivatives and in vitro interaction of some of these with ribonuclease and deoxyribonuclease. Carbohydr. Res.,289 (1996) 39-53.
  104. G. Asgedom, A. Sreedhara, C.P. Rao and E. Kolehmainen, Monooxovanadium(V) mixed ligand complexes of Schiff bases and catecholates:  Synthesis, spectral and electrochemical characterization, Polyhedron, 15 (1996) 3731-3739.
  105. R. P. Bandwar and C. P. Rao, Transition metal-saccharide chemistry: synthesis  and charaterization of D-Galactose, D-Fructose, D-Glucose, D-Xylose, D-Ribose and Maltose complexes of Mn(II), Carbohydr. Res., 287(1996) 157-168.
  106. R. P. Bandwar, M. Giralt, J. Hidalgo and C. P. Rao, Metal-saccharide chemistry and biology: Saccharide complexes of Zinc and the effect of some complexes on Metallothionein synthesis in Mice  Carbohydr. Res., 284(1996) 73-84.
  107. S. P. Kaiwar, A. Sreedhara, M. S. S. Raghavan, C. P. Rao, V. Jadhav and K. N. Ganesh, Synthesis, Characterization and DNA interaction studies of Cr(III) products isolated from Cr(VI) reduction with SH containing molecules, Polyhedron, 15 (1996) 765-774.
  108. G. Asgedom, A. Sreedhara,J. Kivikoski, E. Kolehmeinen and C. P. Rao, Synthesis, Structure, spectral characterization and Photoreactivity studies of monomeric Dioxovanadium(V) Schiff base complexes of trigonal bipyramidal geometry, J.C.S. Dalton Trans., (1996) 93-97.
  109. R. P. Bandwar and C. P. Rao, Role of saccharides in reduction and complexation of transition metal ions and the effect of zinc saccharides on some haematological variables, Proc. Indian Acad. Sci. (Chem. Sci.), 108 (1996) 312-312.
  110. R. P. Bandwar and C. P. Rao, In vitro relative reducing abilities of some hydroxy containing compounds including monosaccharides towards V(V) and Mo(VI), Carbohydr. Res., 277 (1995) 197-207.
  111. G. Asgedom, A. Sreedhara, J. Kivikoski, J. Volkonen and C. P. Rao, Mononuclear cis-Dioxo(V) anionic complexes [VO2L]- {H2L = =[1+1] schiff base derived from salicyladehyde  (or substituted derivatives) & 2-amino-2-methylpropan-1-ol}: Synthesis, structure, spectroscopy, electrochemistry and reactivity studies, J.C.S. Dalton Trans., (1995) 2459-2466.
  112. K. Geetha, M. S. S. Raghavan, S. K. Kulshrestha, R. Sasikala and C. P. Rao, Transition-metal saccharide chemistry: Synthesis, spectroscopy , electrochemistry and magnetic susceptibility studies of Fe(III) complexes of mono and disaccharide, Carbohydr. Res., 271 (1995) 163-175.
  113. S. P. Kaiwar, M. S. S. Raghavan and C. P. Rao, Transition-metal saccharide chemistry and biology: synthesis, characterisation, redox behaviour, Biointeraction and data correlations of Dinuclear Chromium(III) complexes,  J.C.S. Dalton Trans., (1995) 1569-1576.
  114. li> G. Asgedom, A. Sreedhara and C. P. Rao, OxoV(V) Schiff Base complexes of tris(hydroxymethyl)aminomethane with salicylaldehyde and its derivatives:  Synthesis, characterization and redox reactivity, Polyhedron, 14 (1995) 1873-1879.
  115. S.P. Kaiwar and C.P. Rao, In vitro reduction of Cr(VI) by low molecular weight biomimetic components: A comparative study using UV-Vis spectroscopy, Chem.-Biol. Int., 95 (1995) 89-96.
  116. R.P. Bandwar, M.S.S. Raghavan and C.P. Rao, Transition-metal saccharide complexes of Mn(II), Co(II), Ni(II), Cu(II) and Zn(II), BioMetals, 8(1995) 19-24.
  117. A. Sreedhara, M.S.S. Raghavan and C.P. Rao, Transition-metal saccharide interactions: Synthesis and characterisation of vanadyl saccharides , Carbohydr. Res. 264 (1994) 227-235.
  118. C.P. Rao, S.P.Kaiwar and M.S.S. Raghavan, Transition-metal saccharide chemistry: Synthesis, characterisation, electrochemistry and magnetic studies of Cr(III)-hexose complexes and their in vitro interaction with DNA , Polyhedron, 13 (1994) 1895-1906.
  119. S.P. Kaiwar, R.P. Bandwar, M.S.S. Raghavan and C.P. Rao, Transition-metal saccharide chemistry: Synthesis and characterisation of some monosaccharide complexes , Proc. Indian Acad. Sci. (Chem. Sci. ), 106 (1994) 743-752.
  120. S.P. Kaiwar, M.S.S. Raghavan and C.P. Rao, In vitro reducing abilities of various hydroxy-containing molecules including saccharides and its derivatives towards chromates , Carbohydr. Res, 256 (1994) 29-40.
  121. C.P. Rao, K. Geetha and M.S.S. Raghavan, Fe(III) complexes of D-glucose and D-fructose , BioMetals, 7 (1994) 25-29.
  122. C.P. Rao and S.P. Kaiwar, Reduction of potassium chromate by D-fructose, D-galactose, D-mannose, D-glucose and L-sorbose , Carbohydr. Res, 244 (1993) 15-25
  123. J. D. Protasiewicz, P. A. Bianconi, I. D. Willliams, S. Liu, C.P. Rao and S. J. Lippard, Synthesis and structural characterisation of low-valent Group V phosphine complexes , Inorg. Chem.,31 (1992) 4134-4142.
  124. S.P. Kaiwar and C.P. Rao, Soluble complexes of early first-row transition-metal ions with D-glucose , Carbohydr. Res 237 (1992) 203-210.
  125. C. P. Rao and S.P. Kaiwar, Chromate reduction: Reduction of potassium chromate by D-glucose and D-fructose to form Cr(III)- saccharide complexes , Carbohydr. Res,237 (1992) 195-202.
  126. C.P. Rao, K. Geetha and R.P. Bandwar, Solution stability of iron-saccharide complexes , Bioorg. Med. Chem. Lett, 2 (1992) 997-1002.
  127. R.N. Vrtis, S. Liu, C.P. Rao, S.G. Bott and S. J. Lippard, Mechanistic studies of the reductive coupling of CO in seven coordinated Nb(I) and Ta(I) dicarbonyl complexes, Organometallics, 10 (1991) 275-285.
  128. C. P. Rao Fabrication of simple, sturdy and inexpensive controlled-atmosphere glove box for routine use , Res. & Ind.,  36 (1991) 188-190.
  129. C.P. Rao and S.P. Kaiwar, Homoleptic glucose complexes of VO2+ and Cr3+ , Inorg. Chim. Acta, 186(1991) 11-12.
  130. C.P. Rao, P.S. Sarkar, S.P. Kaiwar and S. Vasudevan, Chromate reductase activity: Characterisation of Cr(VI) to Cr(III) conversion , Proc. Ind. Acad. Sci. (Chem. Sci.) 102 (1990) 219-230.
  131. J. S. Svendsen, I. Marko, E. N. Jacobsen, C.P. Rao, S. Bott and K. B. Sharpless, On the structure of osmium tetraoxide-cinchona alkaloid complexes , J. Org. Chem, 54 (1989) 2263-2264.
  132. C.P. Rao, Easy and economic ways of handling crystals for X-ray diffraction studies , J. Appl. Cryst. 22 (1989) 182-183.
  133. R. N. Vrtis, , C.P. Rao, S. G. Bott and S. J. Lippard, Synthesis and stabilisation of tantalum-coordinated dihydroxyacetylene from two reductively coupled carbon monoxide ligands , J. Am. Chem. Soc. 110 (1988) 7564-7566.
  134. G. M. Villacorta, C.P. Rao and S. J. Lippard, Synthesis and reactivity of binuclear tropocoronand and related organocopper(I) complexes. Catalytic enantioselective conjugate addition of Grignard reagents to 2-cyclohexan-1-one , J. Am. Chem. Soc.,110 (1988) 3175-3182.
  135. R.N. Vrtis, C.P. Rao, S, Warner and S. J. Lippard, Carbynes generated from metal carbonyl and isocyanide complexes: Intermediates in the reductive coupling of CO and CNR ligands , J. Am. Chem. Soc. 110 (1988) 2669-2670.
  136. P.A. Bianconi, R.N. Vrtis, C.P. Rao, I.D. Williams, M.P. Engeler and S.J. Lippard, Reductive coupling of CO ligands to form coordinated bis(trimethylsiloxy)ethyne in seven-coordinate Nb(I) and Ta(I) [M(CO)2(dmpe)2Cl] complexes, Organometallics,6 (1987) 1968-1977.
  137. R.N. Mukherjee, C.P. Rao and R.H. Holm, Solution chemistry of ethane-1,2-dithiolate complexes:  Equilibria and electron-transfer reactions, Inorg. Chem., 25 (1986) 2979-2989.
  138. B.S. Snyder, C.P. Rao and R.H. Holm, Mono- and bi-nuclear metal(II) complexes of ethane-1,2-dithiolate complexes:  Preparation, equilibrium and redox properties of [Ni(S2C2H4)2]2- and [Ni2(S2C2H4)3]2- , and the structure of [Ni2(S2C2H4)3]2- and [Pd(S2C2H4)2]2-, Aust. J. Chem.,39 (1986) 963-974.
  139. C.P. Rao, J.R. Dorfman and R.H. Holm, Synthesis and structural systematics of ethane-1,2-dithiolato complexes,  Inorg. Chem.,25(1986) 428-439.
  140. A.D. Watson, C.P. Rao, J.R. Dorfman and R.H. Holm, Systematic stereochemistry of metal(II) thiolates:  Synthesis and structures of [M2(S2C2H5)6]2- (M = Mn(II), Ni(II), Zn(II), Cd(II), Inorg. Chem., 24 (1985) 2820-2826.
  141. J.R. Dorfman, C.P. Rao and R.H. Holm, Structural diversity of homoleptic ethane-1,2-dithiolate complexes of the first transition series, Inorg. Chem.,24 (1985) 453-454.
  142. C.P. Rao, A.M. Rao and C.N.R. Rao Crystal and molecular structures of alkali- and alkaline-earth-metal complexes of N,N-dimethylformamide, Inorg. Chem.,23(1984) 2080-2085.
  143. C.P. Rao, P. Balaram and C.N.R. Rao, C-13 nmr studies of the conformational changes in proline oligomers brought about by lithium and calcium salts, Int. J. Biol. Macromol., 5 (1983) 289-294.
  144. C.P. Rao, P. Balaram and C.N.R. Rao, Infrared spectroscopic study of C7 intramolecular hydrogen bonds in peptides, Biopolymers., 22 (1983) 2091-2104.
  145. C.P. Rao and V.R.S. Rao, Application of sub- and super-equivalence method of the reverse isotope dilution analysis. Determination of Tl(III) and Tl(I) using ferroin and diethyldithiocarbamate, Radiochem. Radioanl. Letts., 57 (1983) 65-72.
  146. C.P. Rao and P. Balaram, Molecular structure of t-Boc-Leu-Aib-Pro-Val-Aib-OMe, a fragment of alamethicin and suzukacillin: A 310-helical pentapeptide, Biopolymers.,21 (1982) 2461-2472.
  147. A.K. Francis, C.P. Rao, M. Iqbal, R. Nagaraj, M. Vijayan and P. Balaram, Helical conformations of three crystalline pentapeptide fragments of suzukacillin, a membrane channel forming polypeptide Biochem. Biophys. Res. Commun., 106 (1982) 1240-1247.
  148. C.P. Rao, N. Shamala, R. Nagaraj, C.N.R. Rao and P. Balaram, Hydrophobic channels in crystals of an -aminobutyric acid pentapeptide, Biochem. Biophys. Res. Commun., 103 (1981) 898-904.
  149. C.P. Rao, R. Nagaraj, C.N.R. Rao and P. Balaram, Infrared studies on the conformation of synthetic alamethicin fragments and model peptides containing -aminoisobutyric acid,  Biochemistry (USA),19(1980) 425-431.
  150. C.P. Rao, P. Balaram and C.N.R. Rao, C-13 NMR studies of the binding of alkali and alkaline earth metal salts to amides, J.C.S. Faraday I,76(1980) 1008-1013.
  151. C.P. Rao, R. Nagaraj, C.N.R. Rao and P. Balaram, Infrared spectroscopy as a probe for the development of secondary structure in the amino-terminal segment of alamethicin, FEBS Letts., 100 (1979) 244-248.
  152. C.N.R. Rao, U.P. Agarwal, C.P. Rao and J.R. Fernandes, Study of methanol, 2-methyl-2-propanol, and formamide and their electrolyte solution by Infrared spectroscopy, J. Phys. Chem., 83 (1979) 722-728.
  153. V.R.S. Rao, C.P. Rao and G. Tataiah, Radiometric titrations of Tl(III) with EDTA, Radiochem. Radioanal. Letts.,33 (1978) 1-6.
  154. V.R.S. Rao, C.P. Rao and G. Tataiah, sub and super equivalence method of reverse isotope dilution analysis, Radiochem. Radioanal. Letts.,30 (1977) 365-370.
  155. V.R.S. Rao, C.P. Rao and G. Tataiah, Determination of thallium using brilliant green by sub and super equivalence method of isotope dilution analysis, Radiochem. Radioanal. Letts., 29 (1977) 261-266.
  156. V.R.S. Rao, C.P. Rao and G. Tataiah, Determination of thallium by sub- and super-equivalence method of isotope dilution analysis, Radiochem. Radioanal. Letts.,29 (1977) 43-46.

 

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