Zobrazeno 1 - 10
of 33
pro vyhledávání: '"M. Naseem Akhtar"'
Autor:
H. M. Naseem Akhtar, M. Q. Ehsan
Publikováno v:
Journal of King Saud University: Science, Vol 32, Iss 2, Pp 1319-1324 (2020)
Iron-amino acid complex is a nutritional feed ingredient for human and animals that contains organic iron. The organic iron is required by human and animals for numerous functions, including: oxygen transport, immunity, milk production and muscle dev
Publikováno v:
Chemical Engineering Journal. 163:98-107
Transalkylation of 1,3,5-triethylbenzene (TEB) with ethylbenzene (EB) has been studied over ZSM-5 zeolite using a riser simulator reactor with respect to optimizing DEB yield. The reaction temperature was varied from 350 to 500 °C with contact time
Publikováno v:
Energy & Fuels. 23:3866-3874
The transalkylation of 1,3,5-triethylbenzene (1,3,5-TEB) with ethylbenzene (EB) has been studied over USY-type catalysts using a riser simulator that mimics the operation of a fluidized-bed reactor. The reaction mixture EB and 1,3,5-TEB was used at a
Publikováno v:
Russian Journal of Electrochemistry. 44:1403-1408
The electrochemical redox behavior of Fe(II)/Fe(III) systems formed during the oxidation of complexes [Fe(C7H4NO3S)2(H2O)4] · 2H2O (Fe-sac) and [Fe(C7H4NO3S)2(C12H8N2] · 2H2O (Fe-sac-phen) have been investigated using cyclic voltammetry in the aque
Autor:
M. Naseem Akhtar, Anvarhusein A. Isab, Saeed Ahmad, Herman P. Perzanowski, M. Sakhawat Hussain
Publikováno v:
Transition Metal Chemistry. 27:177-183
Phosphine sulfides and their gold(I) complexes with general formula R3P=S—Au—X (X = Cl−, Br− or CN−) were prepared and characterized by elemental analyses, i.r. and 31P-n.m.r. spectroscopy. A decrease in the i.r. frequency of the P=S bond i
Publikováno v:
Journal of Coordination Chemistry. 51:225-234
A number of phosphine selenide ligands and their gold(I) complexes of general formula R3P˭Se‒Au‒X (where X is Cl−, Br− and CN− and R = phenyl, cyclohexyl and tolyl) were prepared. The complexes were characterized by elemental analysis, IR
Autor:
M. Sakhawat Hussain, Mohammed I.M. Wazeer, Anvarhusein A. Isab, A. Rahman Al-Arfaj, M. Naseem Akhtar
Publikováno v:
Polyhedron. 18:1401-1409
The disproportionation of cyanogold(I) complexes of general formula [R 3 PAu 13 C 15 N] forming [(R 3 P) 2 Au] + and [Au( 13 C 15 N) 2 ] − ions has been investigated using 13 C, 15 N and 31 P NMR spectroscopy for a series of phosphines with R=cyclo
Publikováno v:
Journal of Coordination Chemistry. 43:257-272
The interaction of SeCN− with a new gold-based antiarthritic drug auranofin (Et3PAuSATg, where SATg− = 2, 3, 4, 6-tetra-O-acetyl-l-thio-β-D-glucopyranosato-S) in aqueous methanol has been studied by 13C and 31P NMR spectroscopy. It is observed t
Publikováno v:
Polyhedron. 16:125-132
R 3 PAuS 13 C 15 N (where R 3 P = Me 3 P, Et 3 P, i -Pr 3 P, p -TolPh 2 P, Ph 3 P and cyanoethyl-phosphine CEP) complexes have been prepared. The AuNCS/AuSCN ratios for these complexes have been determined, using IR spectroscopy ( v CN integrat
Publikováno v:
Polyhedron. 15:2781-2785
Abstraet--Tris(2-cyanoethyl)phosphine (CEP) acts as a phosphorus-donor ligand forming strong metal-phosphorus bonds in several metal complexes. It forms monomeric complexes with AuCl and AuBr, whereas an ionic complex [{(CEP)2Au} + {Au(CN)2} -] (I) w