Dr. Parimal Paul

Designation: Chief Scientist
Phone No:
2567760
Phone Ext. No: 6600
E-Mail: ppaul[at]csmcri.res.in

Research Activities


Molecular sensors, supramolecular chemistry, photo-induced energy/electron transfer processes, metal-promoted organic transformation and model complexes for the study of structure-property correlation.


Expertise


Inorganic chemistry (synthesis of designed metal complexes for various applications), calixarene (synthesis and application in ion/molecular recognition) and metal extraction using designed organic extractants.


 

List of Publications

 

105.Detection of NaCN in aqueous media using a calixarene-based fluoroionophore containing ruthenium(II)-bipyridine as the fluorogenic unit; Debdeep Maity, Gaurav Vyas, Madhuri Bhatt and P. Paul; RSC Adv., 2015, 5, 6151-6159.

 

104.Water-soluble calix[4]arene functionalized gold nanopartlicles: Application in colorimetric and bare-eye detection of iodide in aqueous media and periodate aided enhancement in sensitivity; Debdeep Maity, Madhuri Bhatt, P. Paul; Microchimica Acta, 2015,182, 377–384.

103.Carboxymethylagarose-AuNPs generated through green route for selective detection of Hg2+ in aqueous medium with a blue shift; Jai Prakash Chaudhary, Anshu Kumar, P. Paul, Ramavatar Meena; Carbohydrate Polymers, 2015,117, 537–542.

 

102.Dipicrylamine as Colorimetric Sensor for Anions: Experimental and Computational Study; Ravi Gunupuru, Manoj K. Kesharwani, Ashish Chakraborty, B. Ganguly, P. Paul; RSC Adv., 2014, 4, 53273-53281.

101.Synthesis and Characterization of DHA/ZnO/ZnFe2O4 Nanostructures for Biomedical Imaging Application; H. Gupta, P. Paul, N. Kumar, Procedia Mater. Sci., 2014, 5, 198.

 

100.One pot synthesis of water-dispersible dehydroascorbic acid coated Fe3O4 nanoparticles under atmospheric air: Blood cell compatibility and enhanced magnetic resonance imaging; Hariom Gupta, P. Paul, Naresh Kumar, Seema Baxi, Dipti P. Das; J. Colloid and Inter. Sci.; 2014, 430, 221-228.

 

99. Syntheses, characterization and crystal structures of potassium and barium complexes of a Schiff base ligand with different anions; B. Parmar, Kamal K. Bisht, P. Maiti, P. Paul, E. Suresh; J. Chem. Sci., 2014, 126, 1373 (invited article).

 

98. Gold nanoparticles for design of smart colorimetric logic gates operations and scavengers for mercury ions in water; Anshu Kumar, P. Paul; Anal. Methods, 2014, 6, 4551-4558.

 

97. Colorimetric detection of Cu2+ and Pb2+ ions using calix[4]arene functionalized gold nanoparticles; Ravi Gunupuru, Debdeep Maity, Gopala R. Bhadu, A. Chakraborty, D. N. Srivastava, P. Paul; J. Chem. Sci., 2014, 126, 627.

 

96. Colorimetric detection of mercury(II) in aqueous media with high selectivity using calixarene functionalized gold nanoparticles; Debdeep Maity, Anshu Kumar, Ravi Gunupuru, P. Paul; Colloids and Surfaces A: Physicochem. Eng. Aspects, 2014, 455,122.  

 

95. Calix [4] arene functionalized gold nanoparticles: Application in colorimetric and electrochemical sensing of cobalt ion in organic and aqueous medium; Debdeep Maity, Rajeev Gupta, Ravi Gunupuru, D. N. Srivastava, P. Paul; Sensors and Actuators B, 2014, 191, 757.

 

94. WD-XRF method for rapid analysis of macro and micronutrient uptake in maize grain upon foliar application of seaweed sap formulations; R. Patidar, A.  Ghosh, P. Paul. J. Indian Chem. Soc., 2013, 90, 2023 (invited article). 

 

93. Probing the influence of solvent effect on the lithium ion binding affinity of 12-crown-O3N derivatives with unsaturated side arms: A computational study; R. Patidar, P. Paul, B. Ganguly; J. Mol. Graph. Model., 2013, 46,  22.

 

92. Estimation of bromide and sulphate in high purity solar salt and common table salt employing ion chromatographic technique; B. Rebary, M. Raichura S. C. Upadhyay, P. Paul; J. Indian Chem. Soc., 2013, 90, 2063 (invited article).

 

91. Electrocatalytic activity of silver nanoparticles modified glassy carbon electrode as amperometric sensor for hydrogen peroxide; S. K. Maji, A. K. Dutta, D. N. Srivastava, P. Paul, A. Mondal, B. Adhikary, U. Adhikary; J. Nanosci. Nanotechno.,2013, 13, 4969.

 

90. A novel amperometric biosensor for hydrogen peroxide and glucose based on cuprous sulfide nanoplates; S. K. Maji, A. K. Dutta, R. G. Bhadu, P. Paul, A. Mondal, B. Adhikary; J. Mat. Chem. B,2013, 33, 4127.  

 

89. Calix[4]arene based fluorescent chemosensor bearing coumarin as fluorogenic unit: synthesis, characterization, ion-binding property and molecular modeling; S. Patra,R. Lo,  A. Chakraborty,R. Gunupuru, D. Maity, B. Ganguly and P. Paul; Polyhedron, 2013, 50, 592.

 

88. Calixarenes: Versatile molecules as molecular sensors for ion recognition study; S. Patra, D. Maity, R. Gunupuru, P. Agnihotri and P. Paul; J. Chem, Sci., 2012, 124, 1287.

 

87. Single-source precursor approach for the preparation of CdS nanoparticles and their photocatalytic and intrinsic peroxidase like activity; S. K. Maji, A. K. Dutta, S. Dutta, D. N. Srivastava, P. Paul, A. Mondal, B. Adhikary; Applied Catalysis B: Environmental, 2012,126, 265.

 

86. Luminescent metallorecptors with pendant macrocyclic ionophore with NS2O3 donor sites: synthesis, characterization and ion-binding property; Vinod P. Boricha, Subrata Patra, S. Parihar, Yogendra S. Chouhan, P. Paul; Polyhedron, 2012, 43, 104.

 

85.Preparation and characterization of grapheme and Ni-decorated graphene using flower petals as the precursor material; Ajoy K. Ray , R. K. Sahu, V. Rajinikanth, H. Bapari, M. Ghosh, P. Paul; Carbon, 2012, 50, 4123.

 

84. Synthesis of FeS and FeSe nanoparticles from a single source precursor: A study of their photocatalytic activity, peroxidase-like behavior, and electrochemical sensing of H2O2; A. K. Dutta, S. K. Maji, D. N. Srivastava,  A. Mondal, P. Biswas, P. Paul, B. Adhikary; ACS Appl. Mater. Interfaces; 2012, 4, 1919.

 

83. Peroxidase-like behavior, amperometric biosensing of hydrogen peroxide and photocatalytic activity by cadmium sulfide nanoparticles; S. K. Maji, A. K. Dutta, D. N. Srivastava, P. Paul, A. Mondal, B. Adhikary; J. Mol. Cata. A: Chemical; 2012, 358, 1.

 

82.   Synthesis, crystal structures and competitive binding property of a family of functionalized calix[4]arene ionophores; Vallu Ramakrishna, Subrata Patra, E. Suresh, Anjani K. Bhatt, P. Bhatt, A. Hussain and P. Paul; Inorg. Chem. Commun. 2012, 22, 85.

 

81. Peroxidase-like activity and amperometric sensing of hydrogen peroxide by Fe2O3 and Prussian Blue-modified Fe2O3 nanoparticles; A. K. Dutta, S. K. Maji, D. N. Srivastava, A. Mondal, Papu Biswasa, P. Paul, B. Adhikary; J. Mol. Cata. A: Chemical; 2012, 360, 71.

 

80. Cation-induced fluorescent excimer emission in calix[4]arene chemosensors bearing quinoline as fluoregenic unit:  Experimental, molecular modeling and crystallographic studies; Subrata Patra, Ravi Gunupuru, R. Lo, E. Suresh, B. Ganguly and P. Paul; New. J. Chem., 2012, 36, 988.

 

79. Synthesis and characterization of FeS nanoparticles obtained from a dithiocarboxy-late precursor complex and their photocatalytic, electrocatalytic and biomimic peroxidase behavior; S. K Maji, A. K Dutta, P. Biswas, D. N Srivastava, P. Paul, A. Mondal, B. Adhikary; Applied Catalysis A, 2012, 419-420, 170.

 

78.   Calix[4]arene based molecular sensors with pyrene as fluoregenic unit: Effect of solvent in ion selectivity and colorimetric detection of fluoride; Debdeep Maity, Ashish Chakraborty, Ravi Gunupuru, P. Paul; Inorg. Chim. Acta, 2011, 372,126 (invited article).

 

77.   Synthesis, structural characterization and microbial activities of mixed ligand copper(II) complexes of 2,2'-bipyridine and acetylacetonate; Onawumi O. O. E., Odunola O. A., E. Suresh and P. Paul; Inorg. Chem. Commun., 2011, 14, 1626.

 

76.  Deposition of nanocrystalline CuS thin film from a single precursor: Structural, optical and electrical properties; S. K. Maji, N. Mukherjee, A. K. Dutta, D. N. Srivastava, P. Paul, B. Karmakar, A. Mondal, B. Adhikary; Mater. Chem. Phys2011, 130, 392.

 

75.  Effective photocatalytic degradation of organic pollutant by ZnS nanocrystals synthesized via thermal decomposition of single-source precursor; S. K. Maji; A. K. Dutta, D. N. Srivastava, P. Paul, A. Mondal, B. Adhikary. Polyhedron, 2011, 30, 2493.

74. Synthesis and anion-sensing property of a family of Ru(II)-based receptors  containing functionalized polypyridine as binding site;         A. Chakraborty, Ravi Gunupuru, Debdeep Maity, S. Patra, E. Suresh and P. Paul; Inorg. Chem. Commun., 2010, 13, 1522.

 

73. Preparation, characterization, and photophysical study of thiazine dyes within the nanotubes and nanocavities of silicate host: Influence of titanium dioxide nanoparticles on the protonation and aggregation of dyes; K. Senthilkumar, P. Paul, C. Selvaraju and P. Natarajan; J. Phys. Chem. C, 2010, 114, 7085.

 

72.  Effect of steric crowding on ion selectivity for calix-crown hybrid ionophores: Experimental, molecular modeling and crystallographic studies; Subrata Patra, Debdeep Maity, Anik Sen, E. Suresh, B. Ganguly and P. Paul; New. J. Chem., 2010, 34, 2796.

 

71   Luminescent metallorecptors with pendant macrocyclic ionophore: Synthesis, characterization, electrochemistry and ion-binding study; Subrata Patra, Vinod P. Boricha, Sreenidhi K. R., E. Suresh and P. Paul; Inorg. Chim. Acta; 2010, 363, 1639.

 

70 Functional modification of agarose: A facile synthesis of a fluorescent agarose-guanine derivative; Mihir D. Oza, R. Meena, K. Prasad, P. Paul and A. K. Siddhanta.

Carbohydrate Polymers; 2010, 81, 878.

 

69. Determination of iodide and iodate in edible salt by ion chromatography with integrated amperometric detection; Babulal Rebary, P. Paul and P. K. Ghosh; Food Chemistry; 2010, 123,529.

 

68.   Polysulfone-Azo Composite Membrane: New Perspective Approach, Importance in Bacterical and Biofilm Inhibition Activities; Yogesh, S. Haldar, P. Paul and A. Bhattacharya; J. Appl. Polym. Sci., 2010, 115, 3710.

 

67.   Synthesis, characterization, electrochemistry and ion-binding studies of ruthenium(II) bipyridine receptor molecules containing calix[4]arene-azacrown as ionophore; Subrata Patra and P. Paul; Dalton Trans., 2009, 8683.

 

66.  Synthesis, characterization, electrochemistry and ion-binding studies of ruthenium(II) and rhenium(I) bipyrydyl crown ether receptor molecules; Vinod P. Boricha, S. Patra, Y. S. Chouhan, P. Sanavada, E. Suresh and P. Paul; Eur. J. Inorg. Chem., 2009, 1256.

 

65.  Studies of performances by the Interchanging of the sequence of the photomodified layer in the thin film composite (TFC) membrane; Yogesh, S. Gupta,  S. Javiya,  P. Paul,  S. Basu,  K. Singh,  B. Ganguly,  A. Bhattacharya; J. Appl. Polym. Sci., 2008, 108, 2611.

 

64.  Analysis of urinary stone constituents using powder X-ray diffraction and FT-IR.

Pragnya Bhatt and P. Paul; J. Chem. Sci., 2008, 120, 267.

63.  Natural colours through modified synthetic membranes: separation, performance of floral pigments from the extract of rose; Yogesh S. Gupta, S. Javiya, P. Paul, S. Basu, K. Singh and A, Bhattacharya; J. Ind. Chem. Soc., 2008, 85, 1134.

62.  Oxidation of 4-nitrophenol in water over Fe(III), Co(II) and Ni(II) impregnated MCM41 catalysts; Suranjana Chaliha, K. G. Bhattacharyya and P. Paul; J. Chem. Technol. & Biotechnol; 2008, 83, 1353.

 

61.  Catalytic Destruction of 4-chlorophenol in water; Suranjana Chaliha, K. G Bhattacharyya and P. Paul; Clean (Soil, Air, Water), 2008, 46, 488.

 

60.  Development of light-induced functionalzed asymmetric polysulfone Membranes; Yogesh, P. Paul, S. Basu and A. Bhattacharya; J. Appl. Polym. Sci., 2007,105, 609.

 

59.  Functionalized calix[4]arene as an ionophore: Synthesis, crystal structures and complexation study with Na+ and K+ ions; Subrata Patra, E. Suresh and P. Paul; Polyhedron, 2007, 26, 4971.

 

58.  Synthesis,  crystal  structures,  cation binding  property  and  influence   of intramolecular  C-H…O interactions  on complexation  of a  family  of  p-tert-butylcalix[4]arene-crown-5 compounds; P. Agnihotri, Suresh E., P. Paul, and P. K. Ghosh; Eur. J. Inorg. Chem, 2006, 3369.

 

57.  Selective precipitation of alkaline earth metal cations with dipicrylamine anion: structure-selectivity correlation; P. Agnihotri,S. Patra, E. Suresh, P. Paul, and P. K. Ghosh; Eur. J. Inorg.Chem.,  2006, 4938.

 

56.  Towards understanding of the selective precipitation of alkali metal cations in presence of dipicrylamine anion; Suresh E., P. Agnihotri, B. Ganguly, P. Bhatt, P. S. Subramanian, P. Paul and P. K. Ghosh; Eur. J. Inorg. Chem., 2005, 2198.

 

55.  Study of the competitive binding of mixed alkali and alkaline earth metal ions with dibenzo-30-Crown-10; P. Agnihotri, Suresh E., B. Ganguly, P. Paul and P. K. Ghosh.

Polyhedron, 2005, 24, 1023.

 

54.  Synthesis and structural characterization of some Schiff bases derived from 4-[{(aryl) -imino}ethyl]-3-methyl-1-(4'-methylphenyl)-2-pyrazolin-5-one and spectroscopic studies of their Cu(II) complexes; R. N. Jadeja, J. R. Shah, Suresh E. and P. Paul; Polyhedron, 2004, 23, 2465.

53.  Spin states of C603- and C120On- (n = 2–4) anions using electron spin transient nutation spectroscopy; S. C. Drew, J. F. Boas, J. R. Pilbrow, P. D. W. Boyd, P. Paul and C. A. Reed; J. Phys. Chem. Sec. B, 2003, 107, 11353.

 

52.  Selective extraction of alkali metal ions from bittern using picrate anion and crown ethers as ligand: An experimental and theoretical study; P. Agnihotri, B. Ganguly, Suresh E., P. Paul and P. K. Ghosh; Ind. J. Chem. (invited paper, Diamond Jubilee year of CSIR) 2003, 42A, 2439.

 

51.  Synthesis, characterization, electrochemistry and photophysical studies of tetranuclear ruthenium(II) complexes with two new spacers containing four 1,10-phenanthroline units as donor; P. Paul, B. Tyagi and P. Natarajan; Ind. J. Chem. (invited paper, Diamond Jubilee year of CSIR). 2003, 42A, 2283.

 

50.   Direct observation of localized excitation in the lowest excited triplet state of fullerene dimmers C120 and C120­O by means of time-resolved electron paramagnetic resonance; S. Yamauchi, T. Funaya-ma, Y. Ohba. P. Paul, C. A. Reed, K. Fujiwara and K. Komatsu; Chem. Phys. Lett., 2002, 363,199.

 

49.   Photoinduced and chemical oxidation of coordinated imine to amide in isomeric osmium(II) complexes of n-arylpyridine-2-carboxaldimines: Synthesis, characteri-zation, electron transfer properties and structural studies; K. Ghosh, K. K. Kamar, P. Paul, S.-M. Peng, G.-H. Lee and S. Goswami; Inorg. Chem., 2002, 41, 6343.

48.   Di- and tetranuclear ruthenium(II) and/or osmium(II) complexes of polypyridyl ligands bridged by a fully conjugated aromatic spacer: Synthesis, characterization, electrochemical and photophysical studies; K. Bilakhiya, B. Tyagi, P. Paul and P. Natarajan; Inorg. Chem., 2002, 41, 3830.

 

47.   Artifacts in EPR spectra of C60 fullerene ions.  Inevitable C120O impurity; P. Paul, K-C. Kim, D. Sun, P. D. W. Boyd, C. A. Reed; J. Am. Chem. Soc., 2002, 124, 4394.

 

46.   Ruthenium, osmium and rhodium complexes of polypyridyl ligands: Metal-promoted reactivities, electrochemical and photophysical studies; P. Paul; Proc. Indian Acad. Sci.  2002, 114, 269.

 

45.   The origin of the 'spike' in the EPR spectrum of C60-; P. Paul, R. D. Bolskar, A. M. Clark and C. A. Reed; Chem. Commu., 2000, 1229.

 

44.    Dinuclear ruthenium(II) and/or osmium(II) complexes of bipyridyl ligands bridged by rigid spacers: Synthesis, characterization, electrochemical behavior and luminescence  properties; K. Bilakhiya,  B. Tyagi  and P. Paul; Polyhedron, 2000, 19, 1233.

 

43.  Photooxidation of some nickel(II) macrocyclic complexes in non-aqueous solvents; T. Dhanasekaran, P. Paul and P. Natarajan; J. Photochem. Photobio., 2000, 131, 75.

 

42.  Metal-assisted unusual hydroxylation at the carbon atom of the triazine ring in dinuclear ruthenium(II) and osmium(II) complexes bridged by 2,4,6-tris(2-pyridyl)-1,3,5-triazine: synthesis, structural characterization, stereochemistry  and electrochemical studies; P. Paul, B. Tyagi, A. K. Bilakhiya, P. Dastidar and E. Suresh; Inorg. Chem., 2000, 39, 14.

 

41.   Stable mononuclear rhodium(II) polypyridyl complexes: Synthesis, spectroscopic and structural characterization; P. Paul, B. Tyagi, A. K. Bilakhiya, M. M. Bhadbhade, E. Suresh; J. Chem. Soc. Dalton Trans., 1999, 2009.

 

40.   Synthesis and characterization of rhodium complexes containing 2,4,6-tris(2-pyridyl)-1,3,5-triazine and its metal-promoted hydrolytic products: potential uses of the new complexes  in  electrocatalytic  reduction  of  carbon  dioxide; P. Paul, B. Tyagi, A. K. Bilakhiya, M. M. Bhadbhade, E. Suresh and G. Ramachandraiah; Inorg. Chem., 1998, 37, 5733.

 

39.   Predominance of electron-withdrawing effect over angular strain in the metal promoted hydrolysis of 2,4,6-tris(2-pyridyl)-1,3,5-triazine; P. Paul, B. Tyagi, M. M. Bhadbhade,  and  E. Suresh; J. Chem. Soc. Dalton Trans., 1997, 2273.

 

38. Synthesis, characterization and reactivities of dinuclear rhodium(I) complexes of a hexadentate ligand N,N,N',N'-tetrakis[2-(diphenylphosphino)ethyl]thane)-1,2-diamine ; P. Paul  and  B. Tyagi; J. Coord. Chem., 1996, 40, 213.

 

37.  Synthesis and characterization of dinuclear platinum group metal complexes of hexadentate ligand a,a'-bis(bis(2-(diphenylphosphino)-ethyl)amino)-m-xylene; P. Paul, B. Tyagi; Polyhedron, 1996, 15, 675.

 

36.  The C602- fulleride ion; P. D. W. Boyd, P. BhyrappaP. Paul,  J. Stinchcombe,    R. D. Bolskar, Y. Sun  and C. A. Reed; J. Am. Chem. Soc., 1995, 117, 2907.

 

35.  Magneto-structural correlation in macrocyclic dinickel(II) complexes.  Tuning of spin exchange by varying stereochemistry and auxiliary ligands; K. K. Nanda,  R. Das,  L. K. Thompson,  K. Venkatasubramanian,  P. Paul  and   K. Nag; Inorg. Chem.,1994, 33, 1188.

 

34.  Ordered structure of a distorted C602- fulleride ion; P. Paul, Z. Xie, R. Bau, P.  D. W. Boyd and C. A. Reed; J. Am. Chem. Soc., 1994, 116, 4145.

 

33.   Synthesis and electronic characterization of discrete Buckministerfulleride salts:  C602- and C603-; P. Bhyrappa, P. Paul,  J. Stinchcombe,  P. D. W. Boyd and  C. A. Reed; J. Am. Chem. Soc., 1993, 115, 11004.

 

32.   Dinuclear Ruthenium (III) complexes and their reactions with CO and NOCl:  Synthesis, characterization and electrochemical studies; P. Paul; Polyhedron, 1993, 12, 2057.

 

31.   Formation of mixed spin-state macrocyclic dinickel(II) complexes through variation of hole size; K. K. Nanda,  R. Das,  K. Venkatasubramanian  P. Paul  and  K. Nag; J. Chem.  Soc. Dalton Trans., 1993, 2515.

 

30.   Synthesis, characterisation and electrochemical studies of mono- and dinuclear complexes of Ni(II) and Co(II) with hexadentate ligands having N2P4 donor atoms. Crystal structure of [Ni(BDPE)](ClO4)2.CH2Cl2; P. Paul, and K. Venkatasubramanian, S. Purohit; J. Coord. Chem., 1993, 28, 279.

 

29.   Reaction of a Dinuclear copper(I) complex derived from a hexadentate ligand having N2As4 donor sites. Crystal structure of [Cu2(BDAE)(PPh3)2 Cl2]; P. Paul, and K. Venkatasubramanian; Polyhedron, 1993, 12, 835.

 

28.   Synthesis and structural characterization of a dinuclear Cu(I) complex, [Cu2(PXBDPA)Cl2]; M. M. Taqui Khan, Ch. Sreelatha, P. Paul and K. Venkatasubramanian; Ind. J. Chem., 1993, 32A, 143.

 

27.   Doubly cyclopalladated complexes of N,N,N',N'-tetraethyl benzene-1,3-bis- (methyalamine); S. Chakladar, P. Paul, A. K. Mukherjee, S. K. Dutta, K. K. Nanda, D. Podder, K. Nag; J. Chem. Soc. Dalton Trans., 1992, 3119.

 

26.   Structural characterization of the doubly cyclopalladated complex [Pd2L(2-H)-(BTA)2] derived from N, N'-diethylbenzene-1,3-dicarbaldimine (L) and benzolyl trifluoroacetone; K. K. Nanda, K. Nag,  K. Venkatasubramanian  and  P. Paul; Inorg. Chim. Acta., 1992, 196, 195.

 

25.   Synthesis of dinucleating macrocyclic ligands containing aza, amide and phenol moieties (H4L1, 2) and the crystal structure of [H4L2].H2O; B. Adhikari,  K. K. Nanda,  R. Das,  K. Venkatasubramanian, P. Paul  and K. Nag; J. Chem. Res. (S), 1992, 332,  (M) 1992, 2755.

 

24.  Cyano bridged heterodinuclear complexes of Ni(II) and Pd(II). A disordered structure for linkage isomer [LPd-CN-NiL](ClO4); P. Paul, R. Das, K. Nag, E. J. Gabe and J. P. Charland; Can. J. Chem., 1992, 70,2461.

 

23.   The X-ray structure of a tetra-tertiaryaminophenolato macrocyclic ligands; K. Venkatasubramanian, P. Paul, K. K. Nanda, B. Adhikari and K. Nag; Acta. Crystallogr. Sect.C, 1992, C48, 1440.

 

22.  Dioxygen affinities of some ruthenium (III) Schiff base complexes; M. M. Taqui Khan, S. A. Mirza, Z. A. Shaikh, Ch. Sreelatha,P. Paul, R.S. Shukla,  D. Srinivas,  A. Prakash Rao, S. H. R.Abdi,  S. D. Bhatt  and G. Ramachandraiah; Polyhedron,1992, 11, 1821.

 

21.  Synthesis of the monooxoruthenium(V) complexes containing the amino-polycarboxylic acid ligands EDTA and PDTA and their reactivities in the oxidation of organic substrates.  X-ray structure of K[RuIII(EDTA-H)Cl] 2H2O and K[RuIII(PDTA-H)Cl]. 0.5H2O; M. M. Taqui Khan, D. Chatterjee, R.R. Merchant, P. Paul, S. H. R. Abdi,   D. Srinivas, M. R. H. Siddiqui, M. A. Moiz, M. M. Bhadbhade and K. Venkatasubramanian; Inorg. Chem., 1992, 31, 2711.

 

20.   Electrochemical studies of dinuclear Cu(I) complexes with ligands having N2P4 and N2As4 donor sites:   Generation of Cu(II)-Cu(I) mixed valence species; M. M. Taqui Khan and P. Paul; Polyhedron, 1992, 11, 805.

 

19.   Carboxylate bridging of amino  acids in  dinuclear  macrocyclic Nickel(II) complexes; R. Das, K. K. Nanda, K. Venkatasubramanian  P. Paul and  K. Nag; J. Chem. Soc. Dalton Trans., 1992, 1253.

 

18.   Different bonding mode of dimethylglyoxime towards Ru(II) ion:  Synthesis and structural characterisation of [RuIICl2(dmg-H2)(DMSO)2] and synthesis of [RuIICl(dmg-H2)2 (DMSO)]Cl and [RuII(dmg-H)(DMSO)2]; M. M. Taqui Khan, P. Paul and  K. Venkatsubramanian; Ind. J. Chem., 1992, 31A, 17.

 

17.  Synthesis and characterisation of mono and dinuclear Ru(II) complexes with hexadentate ligands having N2P4 and N2As4 donor atoms; M. M. Taqui Khan, P. Paul and S. Purohit; Inorg. Chim. Acta., 1991, 189, 165.

 

16.   Synthesis and structural Characterization of (a,a'-bis(bis(2-(diphenylphosphino) ethyl)amino)ethane)bis-(tetrahydroborato)dicopper(I). Hydrogen bridge attachment of tetrahydroborate group; M. M. Taqui Khan, P. Pauland K. Venkatasubramanian; Polyhedron, 1991, 10, 1827.

 

15.  Synthesis and characterization of dinuclear Cu(I) complexes with two  bimetallic hexadentate ligands having N2P4 donor sites. Crystal structure of [Cu2(BDPE) Cl2].2DMF; M. M. Taqui Khan, P. Paul, K. Venkatasubramanian and  S. Purohit; Inorg. Chim. Acta., 1991, 183, 229.

 

14.   Synthesis, characterization, structures and reactivities of dinuclear Cu(I) complexes of three new binucleating hexadentate ligands having N2P4 and N2As4 donor sites; M. M. Taqui Khan, P. Paul, K. Venkatasubramanian  and  S. Purohit; J. Chem. Soc. Dalton Trans., 1991, 3405.

 

13.   Synthesis and reactions of cyclopalladated compounds derived from N,N-dialkyl benzene-1,3-dicarbaldimines  [Alkyl = Ethyl(H2L), Butyl or Octyl ] and N,N'-dibenzyl benzene-1,3-dicarbaldimine. X-ray crystal structure of [Pd2L'(py)4](ClO4)2 (py = Pyridine); S. Chakladar, P. Paul,K. Venkatasubramanian and K. Nag; J. Chem. Soc. Dalton Trans., 1991, 2669.

 

12.  Organodipalladium(II) cyclometallates of the Schiff base, N-N'-diethyl-2,6-dialdimino benzene; S. Chakladar,  P. Paul,  and  K. Nag; Polyhedron, 1991, 10, 1513.

 

11.  Sterically promoted N2 bound tetraazolate complex formation in the 1, 3-dipolar cycloaddition of p-OMeC6H4CN to the coordinated azide in the palladium complex Pd(N-N-S)(N3)]:  X-ray crystal structure of [Pd(N-N-S)(N4C-p-OMe C6H4)]; R. Das, P. Paul, K. Nag and K. Venkatasubramanian; Inorg. Chim. Acta., 1991, 185, 221.

 

10.   Electrochemical studies of some Nickel(II) complexes of the type [Ni(NNS)(CN)] and [Ni2 (NNS) - m - (CN)](ClO4) :  Generation of Ni(I) species; P. Paul, S. K. Mandal, R. Das  and  K. Nag; Ind. J. Chem., 1990, 29A, 335.

 

9.     Stereochemical aspects of the cycloaddition reaction products of the coordinated azide in palladium complexes; P. Paul, S. Chakladar and   K. Nag; Inorg. Chim. Acta., 1990, 170, 27.

 

8.    Sulfur-nitrogen bonded metal chelates. Part 19. Electrochemical studies of some Nickel(II) complexes of the type [Ni(NNS) (Heterocycle)-] and [Ni2(NNS)2-(Heterocycle)-](ClO4); S. K. Mandal, P. Paul and K. Nag; J. Chem. Res(s), 1988, 36.

 

7.    Sulfur-nitrogen bonded metal chelates. Part 17. Reaction of alcohols with the coordinated nitrile in Nickel(II) complexes [NiL(NCR)](ClO4)   (L = a S,N,N-tridentate anion ; R = Me, Et, or Ph ); P. Paul and  K. Nag; J. Chem. Soc. Dalton Trans., 1988, 2373.

 

6.    Sulfur-nitrogen bonded metal chelates. Part 18.  1,3-dipolar cycloadditios of coordinated azide in Nickel(II) complexes of the types [Ni(SNN)(N3)] and [(SNN)Ni(N3)Ni(NNS)](ClO4); P. Pauland K. Nag; Inorg. Chem., 1987, 26, 2969.

 

5.    Sulfur-nitrogen bonded metal chelates. Part 16.  Reactivities of coordinated nitriles in the Nickel(II)  complexes [Ni(SNN)(NCR)](ClO4) with alcohols amines, and different nucleophiles: Synthesis, characterization and stereochemistry of imino-ether, amide and amidine complexes; P. Paul and  K. Nag; Inorg. Chem., 1987, 26,1586.

 

4.    Sulfur-nitrogen bonded metal chelates. Part 15.  Dipolar cycloaddition reactions of some Ni(II) and Pd(II) Azido Complexes; P. Paul, S. Chakladar and  K. Nag; J. Ind. Chem. Soc., (Diamond Jubilee commemoration Volume LXII), 1985, 933.

 

3.    Metal complexes of sulfur-nitrogen chelating agents.  Part 14. Synthesis and      characterization of copper(II), cobalt(II), and cobalt(III) complexes of the tetradentate Schiff bases having ONNS donor site; S. K. Mondal, P. Paul,  R. Roy  and K. Nag; Trans.  Met. Chem. 1984, 9, 247.

 

2.    Metal complexes of sulfur-nitrogen chelating agents. Part 13. Synthesis and characterization of copper(II) complexes with some monoprotic tridentate ligands; P. Paul, R. Roy and K. Nag; Ind. J. Chem., 1984, 23A, 572.

 

1.    Metal complexes of sulfur-nitrogen chelating agents. Part 12. The chemistry of Ni(II), palladium(II) and copper (II) complexes of N2S2 and N3S2 donor system; R. Roy, P. Paul and K. Nag; Trans. Met. Chem., 1984, 9,152.