Journal ArticleDOI
Bioactive versatile azomethine complexes of organotin(IV) and organosilicon(IV)
Savita Belwal,R. V. Singh +1 more
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TLDR
In this paper, Diorganotin(IV) and diorganosilicon (IV) derivatives of the types R 2 MCl(TSCZ), where TSCZ is the anion of a thiosemicarbazone ligand, R = Ph or Me and M = Sn or Si) have been synthesized and characterized by elemental analyses, molecular weight determinations and conductivity measurements.Abstract:
Diorganotin(IV) and diorganosilicon(IV) derivatives of the types R 2 MCl(TSCZ) and R 2 M(TSCZ) 2 (where TSCZ is the anion of a thiosemicarbazone ligand, R = Ph or Me and M = Sn or Si) have been synthesized and characterized by elemental analyses, molecular weight determinations and conductivity measurements. The mode of bonding has been established on the basis of IR and 1 H, 13 C 29 Si and 119 Sn NMR spectroscopic studies. Some of the representative complexes have also been evaluated for their antimicrobial effects on different species of pathogenic fungi and bacteria in vivo as well as in vitro. The results of these investigations are reported.read more
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Synthetic, Structural and Biological Studies on Divalent Tin Complexes of Sixteen to Twenty-Four Membered Tetraaza Macrocycles
Ashu Chaudhary,R. V. Singh +1 more
TL;DR: A series of 16-to 24-membered macrocycles of tin(II) containing tetraaza groups has been prepared by the template condensation reaction of glutaric acid and phthalic acid with 1,2-phenylenediamine, 2,6-diaminopyridine, and diethylenetriamine in 1:2:2 molar ratios as mentioned in this paper.
Journal ArticleDOI
Chelate polymers. VI. New copolymers of the some siloxane containing bis(2,4-dihydroxybenzaldehyd-imine)Me2+ with bis(p-carboxyphenyl)diphenylsilane
TL;DR: In this article, a high complex polymeric structure containing metal chelate sequences alternating, through esteric bridges, with silane units was obtained, and the structures of the obtained polymers were confirmed by IR, UV, 1H NMR and elemental analysis.
Journal ArticleDOI
New antimicrobial epoxy‐resin‐bearing Schiff‐base metal complexes
Tansir Ahamad,Nahid Nishat +1 more
TL;DR: In this article, two new epoxy resins, ER1-M(II) and ER2-M (II), bearing Schiff-base metal complexes were prepared by the condensation of epichlorohydrin with Schiff base metal complexes (L2M, azomethine metal complexes) in 2 : 1 and 125 : 1 molar ratios, respectively, in an alkaline medium.
Journal ArticleDOI
Organotin(IV) and organolead(IV) complexes as biocides and fertility regulators: synthetic, spectroscopic and biological studies
TL;DR: In this paper, the properties of organotin-IV and organolead-IV complexes with amino acids (L) and 2,2-bipyridine(L′) are described with the support of elemental analysis, IR, 1H, 13C, 119Sn and 207Pb NMR spectroscopy.
Journal ArticleDOI
Chelate polymers: II. Some novel transition metals complexes with azomethine-containing siloxanes and their polyesters
TL;DR: In this paper, a Schiff base of 2,4-dihydroxybenzaldehyde with siloxane-α,ω-diamines having different numbers of silicon units in the chain has been synthesized and characterized by spectroscopy, elemental and thermal analyses.
References
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Journal ArticleDOI
Synthesis and configurations of organotin oxinates
TL;DR: In this paper, a series of organotin oxinates of the general type R3SnOx, R2SnXOx and RSnClOx2 (R = CH3, C2H5, n-C3H7 and C6H5; X = Cl and NCS; Ox = C9H6NO) has been synthesized.
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Dehydrocoupling of ammonia and silanes catalyzed by dimethyltitanocene
Hua Qin Liu,John F. Harrod +1 more
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Amino acid schiff base complexes of dimethyldichlorosilane
TL;DR: In this paper, a few complexes of dimethyldichlorosilane with Schiff bases derived from the condensation of salicylaldehyde, benzaldehyde, pyridine-3-carboxyaldehyde, and pyridine-4-CARB with glycine and α-alanine were prepared.
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Dehydrocoupling reactions of organosilanes with hydrazines
Journal ArticleDOI
The crystal structure of bis(S-methyl-N-isopropylidendithiocarbazate)nickel(II)
Tadeusz Głowiak,T. Ciszewska +1 more
TL;DR: In this paper, the crystal structure of bis(S-methyl-N-isopropylidendithiocarbazate)nickel(II) has been determined from three-dimensional X-ray diferometer data.