Zobrazeno 1 - 10
of 20
pro vyhledávání: '"M. R. Khaddar"'
Publikováno v:
International Research Journal of Pure and Applied Chemistry. :38-46
Beryllium complexes of the types [BeCl2L2] (L = (Me2N)3P(O) (1), (Me2N)2P(O)F (2), Me2NP(O)F2 (3) and P(O)F3 (4)) have been theoretically studied by means of DFT geometry optimization and NMR chemical shift calculations (B3LYP/6-31G(d)). A good corre
Autor:
Alexandra M. Z. Slawin, J. Derek Woollins, M. Abderrahmane Sanhoury, M. R. Khaddar, M. T. Ben Dhia, T. Mbarek
Publikováno v:
Polyhedron. 119:106-111
The authors are grateful to the Tunisian Ministry of High Education and Scientific Research for financial support (LR99ES14) of this research. Two new bidentate phosphine dichalcogenide ligands of the type MeN(Pip2PE)2 [(Pip = piperidinyl; E = S ( 1
Publikováno v:
Journal of Coordination Chemistry. 69:726-734
The reaction of mercury(II) chloride with neutral phosphine telluride ligands (R3PTe) produced new mercury(II) complexes, HgCl2(R3PTe)2 [R = Me2N (1), Et2N (2), C4H8N (3), C5H10N (4) or n-Bu (5)]. Attempts to isolate the complex of HgCl2 with the mor
Publikováno v:
Journal of Coordination Chemistry. 67:1541-1549
New cadmium(II) complexes with phosphine telluride ligands of the type CdX2(R3PTe)n [X = ClO4−, n = 4: R = n-Bu (1), Me2 N (2), C5H10 N (3), C4H8 N (4) or OC4H8 N (5); X = Cl–, n = 2: R = n-Bu (6), Me2 N (7), C5H10 N (8), C4H8 N (9) or OC4H8 N (1
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 188:1220-1227
The reaction of SnCl4 with β-chlorovinyl aldehydes in anhydrous dichloromethane gave a series of octahedral complexes of the general formula SnCl4·2L (L = aldehyde). The adducts have been characterized in solution using multinuclear (1H, 13C, and 1
Publikováno v:
Journal of Fluorine Chemistry. 146:15-18
The reaction of SnF4 with (R2N)nP(O)(OCH2CF3)3−n (n = 0–2) produces a series of new octahedral complexes of SnF4L2 type (L = (R2N)2P(O)OCH2CF3; R = Me (1); Et (2), L = R2NP(O)(OCH2CF3)2; R = Me (3); Et (4) or L = P(O)(OCH2CF3)3 (5)). The adducts
Publikováno v:
Journal of Fluorine Chemistry. 132:865-869
The preparation and characterization of a series of octahedral complexes [SnF4L2] (L = (Me2N)3PO (1), L = (R2N)2P(O)F; R = Me (2); Et (3) or L = R2NP(O)F2; R = Me (4); Et (5)) are described. These new adducts have been characterised by multinuclear (
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 186:1922-1931
Four octahedral complexes of the type SnCl4.2L [L = (R2N)3P(E): E = Se; R = Me(1), Et(2) and E = S; R = Me(3), Et(4)] have been studied in solution by multinuclear (31P, 77Se, and 119Sn) NMR spectroscopy. 31P and 77Se NMR data were informative of cha
Publikováno v:
Journal of Structural Chemistry. 51:251-257
The synthesis of alkyl 2-chloro-3-formylacrylates 1 from alkyl pyruvates was carried out using Vilsmeier reaction. The reaction is highly stereoselective and leads to a 95:5 mixture of Z and E stereoisomers. Both stereoisomers were characterized by 1
Publikováno v:
Journal of Molecular Structure: THEOCHEM. 942:110-114
Tin tetrachloride adducts of the type SnCl4·2L (L = (Me2N)3P(O) (1), (Me2N)2P(O)F (2), Me2NP(O)F2 (3) and P(O)F3 (4)) have been theoretically studied by means of DFT geometry optimisation (B3LYP/LANL2DZ) and 119Sn chemical shift calculations (B3LYP/