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Synthesis, spectroscopic characterization, mass spectrometry, and crystal structure of N-{[(4-bromophenyl)amino]carbonothioyl}benzamide
Thiourea derivative X-ray structure determination mass fragmentation
2010/12/3
N-{[(4-bromophenyl)amino]carbonothioyl}benzamide was synthesized and characterized by IR, 1H- and 13C-NMR, mass spectrometry, and elemental analysis. The crystal structure was determined from single c...
Synthesis and spectroscopic studies of some new organometallic chelates derived from bidentate ligands
4-Amino-5-mercapto-s-triazole Schiff bases silicon complexes
2010/10/18
A series of organosilicon(IV) and organotin(IV) complexes having the formulae R2MCl(L1), R2MCl(L2), R2MCl(L3), R2MCl(L4), R2M(L1)2, R2M(L2)2, R2M(L3)2, and R2M(L4)2, where M = Si and Sn, and R = CH3, ...
A simple and efficient procedure for synthesis of optically active 1,3,4-oxadiazole derivatives containing L-amino acid moieties
N-phetaloyl-L-amino acid 1,3,4-oxadiazole diacylhydrazide pyridoyl hydrazide
2010/10/19
Some new unsymmetrical and optically active 2,5-disubstituted 1,3,4-oxadiazoles 5a-j were efficiently synthesized by cyclization reaction of diacylhydrazides 4a-j. The synthesis of the title compounds...
Template synthesis and characterization of 16-membered octaazamacrocyclic complexes: a photoelectron spectroscopic study
Macrocyclic ligands transition metal template condensation
2010/10/14
A novel series of complexes of the type [MLX2] where M= Mn(II), Co(II), Ni(II), Cu(II) and Zn(II); X= C- or NO3- were synthesized by template condensation of hydrazine hydrate, acetaldehyde, 2,4-penta...
Synthesis and Electropolymerization of Phosphorylcholine-Containing Pyrroles and Their Hemocompatible Properties
Synthesis and Electropolymerization Phosphorylcholine-Containing Pyrroles Hemocompatible Properties
2010/9/20
A series of N-substituted pyrroles having phosphorylcholine with different methylene chain lengths between pyrrole group and phosphorylcholine group were synthesized and their electropolymerizations w...
Gold(III) Complex of Caffeine: Synthesis, Isolation and Spectroscopic Characterization
Caffeine gold(III)-complex, IR-LD spectroscopy 1H-NMR
2010/4/19
Au(III)-caffeine complex was synthesized and characterized by means of solid-state linear-dichroic infrared spectral analysis (IRLD), 1H-NMR, MS, DSC and TGA methods. The caffeine (I) is monodentate a...
Synthesis, Spectral and Thermal Characteristics of Some Ten Coordinated Complexes of Dioxouranium(VI) Derived from Semicarbazones as Primary Ligand and Diphenyl Sulfoxide as Secondary Ligand
Dioxouranium(VI) mixed ligand complexes semicarbazones diphenyl sulfoxide characterisation coordination number
2010/4/19
The reactions of dioxouranium(VI) acetate with several semicarbazones derived from 4-aminoantipyrine in the presence of diphenyl sulfoxide (DPSO) led to the formation of complexes corresponding to the...
Chromium(III) Complexes with Different Chromospheres Macrocyclic Ligands: Synthesis and Spectroscopic Studies
Macrocyclic ligands 1H NMR 13C NMR IR EPR Cr(III) complexes
2010/4/19
Symmetric tetradentate (L1) and asymmetric pentadentate (L2) macrocyclic ligands that possess 2 dissimilar coordination sites were prepared. One has a 4-coordinate (N4) and the other has a 5-coordinat...
Synthesis, Spectral and Thermal Investigations of Some Oxovanadium(IV) Complexes of Hydrazones of Isonicotinic Acid Hydrazide
Oxovanadium(IV) Hydrazones Coordination compounds
2010/4/20
A new series of 12 complexes of oxovanadium(IV) with hydrazones of isonicotinic acid hydrazide, namely N-isonicotinamido-3',4',5'-trimethoxybenzalaldimine (INH-TMB) and N-isonicotinamido-2'-furanaldim...
Synthesis and Spectral Investigations of Some Platinum Metals Ions Coordination Compounds of 4[N-(Furan-2'-carboxalidene)Amino]Antipyrine Thiosemicarbazone and 4[N-(3',4',5'-Trimethoxybenzalidene)Amino]Antipyrine Thiosemicarbazone
Platinum metals Thiosemicarbazones Coordination compounds
2010/4/20
The present work describes the synthesis and spectral properties of some platinum metals chlorides coordination compounds of 4[N-(-(furan-2'-carboxalidene)amino]antipyrine thiosemicarbazone (FFAAPTS) ...
Synthesis, Spectral and Thermal Properties of Some Penta-Coordinated Complexes of Oxovanadium(IV) Derived from Thiosemicarbazones of 4-Aminoantipyrine
Synthesis Spectral Thermal 4-Aminoantipyrine
2010/4/20
The paper reports the synthesis of crystalline oxovanadium(IV), VO2+, complexes of thiosemicarbazones, i.e. 4[N-(4'-nitrobenzalidene)amino]antipyrine thiosemicarbazone (4'-NO2BAAPTS) and 4[N-(furan-2'...
Synthesis of 4-Benzyl-1-Piperazineglyoxime and its Use in the Spectrophotometric Determination of Nickel
Synthesis of 4-Benzyl-1-Piperazineglyoxime Spectrophotometric Determination Nickel
2010/6/29
A new reagent, 4-benzyl-1-piperazineglyoxime(BPGH2), was synthesized and used for developing a simple and rapid extractive method for the spectrophotometric determination of nickel. This method is bas...
Synthesis and Spectral Characterisation of Novel Azo-Azomethine Dyes
Synthesis and Spectral Characterisation Novel Azo-Azomethine Dyes
2010/6/29
The synthesis of novel azo-azomethine dye derivatives of substituted Schiff bases were carried out by the reaction of substituted 1-naphtylamine with 4-nitro and 2-chloro benzenediazonium tetraflourob...