RESEARCH PUBLICATIONS  (Organized by themes)

Cytotoxicity of copper(I) complexes, New structure types with copper(I), Utility of complexes in organic synthesis and their reaction mechanism, Reactions of hetereocumulenes with copper(I) and titanium (IV),  Anions and their interactions with metal  complexes, NLO of metal complexes, A few publications of general interest:

Cytotoxicity of copper(I) complexes

. Mechanism of Cytotoxicity of Copper(I) Complexes of 1,2-Bis(Diphenylphosphino)Ethane.Sanghamitra, N. J.; Phatak, P.; Das, S.; Samuelson, A. G.; Somasundaram, K Journal of Medicinal Chemistry 2005, 48, 977-985.

In vitro cytotoxic effect of new diphenylphosphinoethane-copper(I) complexes on human ovarian carcinoma cells. M. K. Adwankar, C. Wycliff and Ashoka G. Samuelson     Indian J. of Expt. Biology, 1997, .35,.811-914.

Utility of  Copper(I) complexes in organic synthesis and reaction mechanisms of metal promoted reactions.

 Cumulative anomeric effect in arylorthocarbonates. N. Narasimhamurthy, H. Manohar, A.G.Samuelson and J. Chandrashekar, J. Am. Chem. Soc., 1990, 102, 2937-2941

 Copper Promoted Synthesis of Diaryl Ethers Rajshekhar Ghosh and Ashoka G. Samuelson. New Journal of Chemistry 2004, 28, 1390-1393.

 Selective debromination of activated vicinal dibromodes by copper promoted by copper(II). N. Vijayashree and A.G.Samuelson, Tetrahedron Letters, 1992, 33, 559-560.

 Copper(I) promoted allylic nucleophilic substitutions: A Synthetic and Mechanistic study. J. B. Baruah and A.G.Samuelson,.New Journal of Chemistry. 1994, 18, 961-971

Allylic amination promoted by copper. Jubaraj B. Baruah, A.G.Samuelson Tetrahedron, 1991, 47, 9449-54.

 Cu(I) promoted C-C bond forming reactions: Activation of allyl alcohols, J.B. Baruah and A.G.Samuelson, J. Org. Met. Chem., 1989, 361, C.57- C.60.

 The synthetic utility of copper(I) phenoxide complexes. N. Narasimhamurthy and A.G.Samuelson, Proc. Ind. Acad. Sci. (Chem. Sci.,) 1989, 101, 383,

 The effect of nitrogen donors on the reactivity of copper(I) phenoxides. N. Narasimhamurthy and A.G.Samuelson, Tetrahedron Letters, 1988, 29, 827-830.

Allylic activation by Cu(I): Reactivity comparable with catalysis by palladium. Jubaraj B. Baruah and A.G.Samuelson, J.C.S. Chem. Commun., 1987, 36,

Thiocarbonyl to carbonyl group transformation using CuCl and NaOH. N. Narasimhamurthy and A.G.Samuelson, Tetrahedron Letters, 1986, 3911.

 Synthesis of arylorthocarbonates. N. Narasimhamurthy and A.G.Samuelson, Tetrahedron Letters, 1986, 991.

Organometallic Chemistry in Water. A.G.Samuelson, Current Science, 1992, 63, 547-550.

New structure types with copper(I) : Anions and their interactions with metal  complexes

Synthesis of The First Polymeric Cu(I) dppe (dppe= 1,2-bis(diphenylphosphino) ethane) Complexes. C. Sivasankar, M. Nethaji and A. G. Samuelson Inorganic Chemistry Communications 2004, 7, 238-240.

 First Diphosphinoamine Ligand Bearing a Polymerizable Side Chain: Complexation with Copper(I) Ritu Ahuja, Ashoka G. Samuelson Journal of Polymer Science Part A: Polymer Chemistry 2005, 48, 3411-3420

 The First Bis Phosphine monoxide (BPMO) Complexes of Copper(I). D. Saravanabharathi, M. Nethaji and A. G. Samuelson, Polyhedron, 2002, 21, 2793.

 The first copper(I) complex of tris(hydroxymethyl)phosphine. Saravana Bharathi, D.; Sridhar, M. A.; Shashidhara Prasad, J.; Samuelson, A. G . Department of Inorganic and Physical Chemistry, Indian Institute of Science, Bangalore, India. Inorganic Chemistry Communications 2001, 4, 490-492.

Probing the Limits of Steric Constraints in Cluster Building Christina. Wycliff, D. Saravana Bharathi, Ashoka G. Samuelson and Munirathinam Nethaji Polyhedron 1999, 18, 949-958

Ab Initio Study of Structures , Energetics and Bonding in Formally High Oxidation State Copper Organometallics. Jitendra K. Bera and Ashoka G. Samuelson, Jayaraman Chandrasekhar Organometallics 1998, 17, 4136-4145.

1,2-bis(diphenylphosphino/ethane(dppe) bridged dinuclear copper(I) complexes : Investigations of solid state and solution structures by CP/MAS 31P NMR spectroscopy, X-ray crystallography, IR spectroscopy and solution 31P and 65Cu NMR spectroscopy. N. Vijayashree, A.G.Samuelson and M. Nethaji, in Current Science, 1993, 65, 57-67

Tuning metal-metal distances through ligands. S.P.Abraham and A.G.Samuelson Proceedings of Indian Academy of Sciences, (Chem. Sci) 1996, 108, 131-142.

Variations in the Cu(I)-Cu(I) distances in multinuclear clusters with identical coordination geometries. Short metal-metal contacts induced by oligomer structures, Santosh P. Abraham, A.G.Samuelson and Jayaraman Chandrasekhar, Inorganic Chemistry, 1993, 32, 6107-6111.

Structure and reactivity of copper(I) oligomers. S.P.Abraham , A.G.Samuelson, and M. Nethaji Proc. Indian Acad. Sci. (Chem.Sci.) 107 255 - 271 (1995).

 Non-bonding interactions of anions with nitrogen heterocycles and phenyl rings: a critical Cambridge Structural Database analysis Ritu Ahuja and Ashoka G. Samuelson CrystEngComm, 2003, 5, 395–399.

Supramolecular Encapsulation of Anions in a Copper(I) Complex D. Saravanabharathi and A. G. Samuelson, Indian Journal of Chemistry 2003, 42A, 2300-2306,.

 Solid State Structural and Solution Studies on the Formation of a Flexible Cavity for Anions by Copper(I) and 1,2-Bis (diphenylphosphino)ethane D. Saravanabharathi, Monika , P. Venugopalan , and A. G. Samuelson Polyhedron 2002,21,2433-2443.

Anion-Controlled Nuclearity and Metal-Metal Distances in Copper(I)-dppm Complexes. Jitendra K.Bera, Munirathnam Nethaji and Ashoka G.Samuelson Inorganic Chemistry 1999, 38, 218-228

 Is Copper(I) Really Soft? Probing the Hardness of Cu(I) with Pyridinecarboxaldehyde Ligands D. Saravanabharathi, M. Nethaji, A. G. Samuelson Proceedings of Indian Academy of Sciences, (Chem. Sci) 2002, 114, 347-356,2002.

Anion-Controlled Nuclearity and Metal-Metal Distances in Copper(I)-dppm Complexes. Jitendra K.Bera, Munirathnam Nethaji and Ashoka G.Samuelson Inorganic Chemistry 1999, 38, 218-228

Reactions of hetereocumulenes (carbon dioxide and carbon dioxide analogs) with metal complexes

Catalytic metathesis of carbon dioxide with heterocumulenes mediated by titanium isopropoxide Rajshekhar Ghosh and Ashoka G. Samuelson Chem.Commun, 2005, 2017-19.

 Reversible double insertion of aryl isocyanates into the Ti–O bond of titanium(IV) isopropoxide. Rajshekhar Ghosh, Munirathinam Nethaji, Ashoka G. Samuelson Journal of Organometallic Chemistry. 2005, 690, 1282-1293

 On the water promoted reaction of titanium isopropoxide with carbon dioxide Rajshekhar Ghosh, Munirathinam Nethaji and Ashoka G. Samuelson, Chem.Commun, 2003, 2556–2557.

Reactions of Cu3(dppm)3(m3-OH)(ClO4)2 (dppm=bis-(diphenylphosphino) methane) with Soft Heterocumulenes. C. Sivasankar, J. K. Bera, M. Nethaji and A. G. Samuelson Journal of Organometallic chemistry. 2004, 689, 2726-2732

 Reaction of copper(I) phenoxide with PhNCS : Formation and X-ray structure of a novel copper(I) hexameric complex. N. Narasimhamurthy, A.G.Samuelson and H. Manohar, J.C.S. Chem. Commun., 1989, 1803-1804.

Reversible insertion of methylisothiocyanate into copper(I) aryloxides. Christina Wycliff A.G.Samuelson and M. Nethaji. Inorganic Chemistry 1996, 35, 5427- 5434.

 Reactions of Copper(I) Aryloxides with PhNCS: Steric and Ligand control in the reactions of Copper(I) aryloxides with PhNCS. Santosh Abraham, N. Narasimhamurthy, M. Nethaji and A.G.Samuelson, Inorganic Chemistry, 1993, 32 , 1739-1745.

Conductivity and NLO activity of inorganic complexes.

(NLO work done in collaboration with Prof. P.K. Das )

Second harmonic generation in ferrocene based hydrogen bonded assemblies. Pal, Sushanta K.; Krishnan, Anu; Das, Puspendu K.; Samuelson, Ashoka G . Journal of Organometallic Chemistry 2001, 637 827-831.

Ferrocenyl donor-organic acceptor complexes for second order nonlinear optics. Krishnan, A.; Pal, S. K.; Nandakumar, P.; Samuelson, A. G.; Das, P. K. Chemical Physics 2001, 265(3), 313-322.

Schiff base linked ferrocenyl complexes for second-order nonlinear optics. Pal, Sushanta K.; Krishnan, Anu; Das, Puspendu K.; Samuelson, Ashoka G Journal of Organometallic Chemistry 2000, 604(2), 248-259.

Synthesis and Characterization of Novel Charge Transfer Complexes derived from the oxidation N,N'- Bis(ferrocenylmethylidene)-p-phenylenediamine (Fc-CH=N-C6H4-N=CH-Fc) and N-Ferrocenylmethylidene aniline ( Fc-CH=N-C6H5 ) ( Fc = ferrocene ) by I2, DDQ and TCNQ. S. K. Pal, K. Alagesan, A. G. Samuelson Journal of Organometallic Chemistry 1999, 575, 108-118.

Semiconducting CT complexes from oxidation of 1,5-diaminoanthroquinone. K.Alagesan and A.G.Samuelson, Synthetic Metals, 1997, 87, 37-44.

Partially oxidised ferrocenyl complexes for non-linear optics. K. Alagesan, P.C.Ray, A.G.Samuelson, and P.K.Das Current Science, 1996, 70, 69-70.

Amidinato and triazenido bridged complexes of palladium and platinum. Anshu Singhal, V.K. Jain, M. Nethaji, A.G.Samuelson, D.Jayaprakash and R.J. Butcher Polyhedron 1998, 17, 3531-3540.

High Pressure and Low Temperature Conducting Properties of Organic Semiconducting Properties of Organic Semiconducting Metal-Anthroquinones. M.N. Vijayashree, S.V. Subramanyam and A.G.Samuelson, Journal of Applied Polymer Science, 1993, 2171-2177.

A new organic conducting material derived from 1,4 diaminoanthroquinone. M.N. Vijayashree, S.V. Subramanyam and A.G.Samuelson, Macromolecules, 1992, 25 2988-2989.

 Low temperature Synthesis and Interconversions of Copper Sulfides Using Acetonitrile. P. Kalyaanaraman, N. Vijayashree and A.G.Samuelson, Indian Journal of Chemistry 1994, 33A, 281-283.

Miscelaneous topics and papers published with others

Is there a hydrogen bond radius? Evidence from microwave spectroscopy, neutron scattering and X-ray diffraction results. B. Lakshmi,  A. G. Samuelson,  K. V. Jovan Jose,  S. R. Gadre, and E. Arunan New Journal of Chemistry 2005, 29, 371-377.

Fluxional hopping of Fe(CO)3 in some of its complexes with dienes. Bidisa Das, K.L. Sebastian, A.G. Samuelson, Journal of Molecular Structure: Theochem, 2004, 712, 21–32

 MOCVD of aluminium oxide films using aluminiurn beta-diketonates as precursors Devi, A, Shivashankar, SA, Samuelson, AG J PHYS IV France, 2002, 12-4 139-146.

Role of orbital symmetry in transition metal promoted ring opening reactions of methylenecyclopropane and cyclobutenes. A.G.Samuelson, Proc. Indian Acad. Sci., (Chem. Sci.,), 1984, 93, 729-30.

Reactions of allyl alcohol over raney nickel. J.V.N. Varaprasad, A.G.Samuelson and C.N. Pillai, J. Catalysis, 1982, 75, 1-6.

The induced kinetic isotope effect. A.G.Samuelson and B.K. Carpenter, J.C.S. Chem. Comm. 1981, 354-56.

Experimental evidence for orbital symmetry control in some (methylenecyclopropane) iron carbonyl reactions. Alan R. Pinhas, A.G.Samuelson, Rafael Risemberg, Edward V. Arnold, Jon C. Clardy and Barry K. Carpenter, J. Am. Chem. Soc., 1981, 93 , 1668-75.

A few publications of general interest:

The Inert and the Noble. Resonance, 1999, 4, 3-5.

Versatile Hydrogen. Resonance, 1996, 1, 87-89.

Visualizing Orbitals and Bonds. Current Science, 1999, 77, 1131.

More than a handful N5+. Resonance 2000, 5, 101-104.