Zobrazeno 1 - 10
of 234
pro vyhledávání: '"K. M. A. Malik"'
Publikováno v:
Polyhedron. 26:967-974
The triple sulfa drugs, sulfadiazine, sulfamerazine and sulfamethazine, form a large number of metal complexes in different solvent media. The present studies show the synthesis and characterization of the Hg(II) complexes of sulfadiazine 1, sulfamer
Autor:
Manas Kumar Saha, Samiran Mitra, Dilip Kumar Dey, Subrata Kumar Dey, Brajagopal Samanta, K. M. Abdul Malik
Publikováno v:
Zeitschrift für Naturforschung B. 60:1043-1048
The complex [Ni(pn)3][Fe(CN)5NO]·H2O (1) was synthesised by the reaction of [Ni(pn)3]Cl2 (pn = racemic propane-1,2-diamine) with Na2[Fe(CN)5NO]·2H2O in aqueous solution and has been charaterised by IR and Mössbauer spectroscopy and magnetic studie
Publikováno v:
Journal of Chemical Crystallography. 34:371-381
Crystal structural studies of two new biisoquinoline derivatives, a neutral compound C20H24N2 (3) and a salt C18H21N2 +sdotC10H14BrO4S– sdotH2O (4) are described and discussed. Compound 3 crystallizes in the monoclinic space group P2 1/c, with a =
Autor:
Samiran Mitra, Subrata Kumar Dey, Joan Ribas, Chirantan Roy Choudhury, Nijhuma Mondal, K. M. Abdul Malik
Publikováno v:
Bulletin of the Chemical Society of Japan. 77:959-964
One novel racemic Cu–Co cyano-bridged complex [C38H38CoCu2N14O]+[C22H18CoCuN10]−·7H2O where [L = N,N′-bis(2-pyridylmethylene)butane-1,4-diamine] has been prepared and characterized by elemental ana...
Autor:
Christopher D. Gabbutt, Dan E. Daia, Malik. K. M. Abdul Malik. K. M. Abdul, B. Mark Heron, Michael B. Hursthouse, John D. Hepworth
Publikováno v:
Tetrahedron Letters. 44:1461-1464
Lithium dialkynylcuprates [(RCC)2CuLi], 1a–d, are easily generated and undergo conjugate additions to activated chromones giving 2-alkynylchroman-4-ones 4a–d, 13, 15c,d and 5, however, 1,4-additions to 3 proceed anomalously to give the eneynon
Autor:
Samiran Mitra, Dilip Kumar Dey, Subrata Kumar Dey, Sankar P. Dey, S. Ozra Ghodsi Mahalli, K. M. Abdul Malik, Nijhuma Mondal, Chirantan Roy Choudhury
Publikováno v:
Journal of Chemical Research. 2002:496-499
A novel tridentate ligand C5H4NCONHCOC5H4N (HL) has been formed by Cannizzaro type reaction of pyridine-2-carboxaldehyde and NaNCO in the presence of copper metal ion and its mononuclear distorted square pyramidal complex [Cu(L)(NCO)(H2O)], 1 has bee
Autor:
K. M. A. Malik, Subrata Kumar Dey, Nijhuma Mondal, Samiran Mitra, S. Ozra Ghodsi Mahalli, Chirantan Roy Choudhury
Publikováno v:
Journal of Chemical Crystallography. 31:57-62
The synthesis, properties, and X-ray crystal structure of a Ni(II) complex of the tridentate Schiff base ligand Me2NCH2CH2CH2N=CHC6H4OH(LH) are described. The complex crystallizes in the monoclinic space group P21/c, with a = 10.180(2), b = 15.169(3)
Autor:
Mohitosh Bhowmick, Kazi A. Azam, Salina Perven, G. M. Golzar Hossain, Shariff E. Kabir, Kalipada Kundu, K. M. A. Malik
Publikováno v:
Journal of Chemical Crystallography. 31:63-68
Treatment of [Ru3(CO)10(μ-dppm)] (1) with the ditelluride Te2(C6H4OEt-4)2 in refluxing toluene afforded the new aryltellurol bridged complex [Ru2(CO)4(μ-TeC6H4OEt-4)2 (μ-dppm)] (2) together with three known complexes [Ru4(CO)8(μ-CO)(μ4-Te)2(μ-d
Autor:
Kenneth I. Hardcastle, Edward Rosenberg,⊥ and, K. M. Abdul Malik, M. Abdul Mottalib, S. M. Tareque Abedin, M. Joynal Abedin, Shariff E. Kabir
Publikováno v:
Organometallics. 19:5623-5627
The unsaturated cluster Os3(CO)8(Ph2PCH2P(Ph)C6H4)(μ-H) (1) reacts with CH2N2 at −10 to 25 °C to give two novel compounds Os3(CO)7(μ3-CN2)(μ-dppm)(μ-H)2 (2) and Os3(CO)7(μ3-CCO2H)(μ-dppm)(μ-H)3 (3) characterized by single-crystal X-ray crys
Publikováno v:
Journal of Chemical Crystallography. 30:773-776
Decacarbonyl-μ-hydrido-μ-1,8-η2-quinoline-triosmium crystallizes in the triclinic space group P\(\bar 1\) with a = 7.8551(6), b = 9.1283(8), c = 16.7915(8) A, α = 74.788(2), β = 88.086(2), γ = 66.392(3)°, V = 1062.22(13)° A3, T = 150 K, and Z