The adductive reaction of Ni[S2P(OCH2CH2Ph)2]2 with pyridine was studied by spectrographic method and the equilibrium constants was found to be β1=(1.12±0.09)×102,β2=(2.40±0.41)×104,R1=0.997,R2=0...The adductive reaction of Ni[S2P(OCH2CH2Ph)2]2 with pyridine was studied by spectrographic method and the equilibrium constants was found to be β1=(1.12±0.09)×102,β2=(2.40±0.41)×104,R1=0.997,R2=0.998.The adduct Ni[S2P(OCH2CH2Ph)2]2·2Py was characterized by elemental analysis,IR spectra,single-crystal X-ray diffraction method.The crystal structure belongs to monoclinic system,space group P 21/c with the following crystallographic parameters:a=9.240(3),b=16.124(8),c=14.148(7),α=90.00°,β=92.07(4)°,γ=90.00°.展开更多
Oxidation process of Co(C 6 H 11 O) 2 PS 2 2 and substitute-reduction reaction of Co C 6 H 11 O) 2 PS 2 3 with pyridine have been studied by spectrophotome tric methods,respectively.The equ ilibrium constant was found...Oxidation process of Co(C 6 H 11 O) 2 PS 2 2 and substitute-reduction reaction of Co C 6 H 11 O) 2 PS 2 3 with pyridine have been studied by spectrophotome tric methods,respectively.The equ ilibrium constant was found to be K=0.63±0.02(mol·dm -3 ) -3 .The crystal structure of Co 6 H 11 O) 2 PS 2 2·2Py has been determined by X-ray diff-raction method.The crystal belongs to triclinic system,space groupP1,with cell parameters:a=6.944(2)?,b=9.277(3)?,c=15.981(6)?,α=91.79(3)°,β=99.55(3)°,γ=94.44(3)°,V=1011.2(6)? 3 ,Z =2,M r =803.94,D c =1.320Mg ·m -3 ,F(000)=425,μ=0.747mm -1 ,final R=0.0700and w R=0.1988for 3626re-flections with I≥2σ(I).The cobalt atom in the title complex has a octahedral geometry with four Co-S bonds and two Co-N bonds.The central atom P is t etrahedrally surrounded by two sulp hur atoms and two oxygen atoms in the dicyclohexyldithiophosphate liga nd.The six carbon atoms of cyclohexyl take the chair conformation.展开更多
Binuclear Copper (Ⅰ) Complex {Cu [ WS2P(C2H5O)2] (C10H8N2) } 2 was synthesized and characterized by elemental analysis, IR and X-ray diffraction analysis. The crystal belongs to triclinic system, space group P1 with ...Binuclear Copper (Ⅰ) Complex {Cu [ WS2P(C2H5O)2] (C10H8N2) } 2 was synthesized and characterized by elemental analysis, IR and X-ray diffraction analysis. The crystal belongs to triclinic system, space group P1 with Z = l, cell dimentions are a = 1. 0613 (5), b = 1. 0723 (3), c = 0. 9397 (2) um, a = 111. 11 (4), β = 115. 57(6), y = 85. 28(2)", V= 0. 8583(6) "nm3. The structure was refined to R = 0. 039 and Rw = 0. 042 for 2527 reflection with Ⅰ > 36(Ⅰ). The complex exists as a centrosymmetric dimer with a Cu-S-P-S-Cu-S-P-S chair eight-membered ring in which Cu atoms are bridged by di-AS-P-S groups.展开更多
Additive reactions of Ni[(C 4H 9O) 2PS 2] 2 with ethylamine,diethylamine and triethylamine were studied by spectrophotometric methods in ethanol at several tempertures.With ethylamine,the adduct formation of NiL 2...Additive reactions of Ni[(C 4H 9O) 2PS 2] 2 with ethylamine,diethylamine and triethylamine were studied by spectrophotometric methods in ethanol at several tempertures.With ethylamine,the adduct formation of NiL 2·B and NiL 2·B 2 was established.For diethylamine and triethylamine,being of their steric hindrance effect,the formation of NiL 2·B only was concluded.Their additive equilibrium constants(lg β n)and additive molecular number(n) were discussed.Thermodynamic parameters △ r H m and △ r S m were found by the least square method.The additive equilibrium constants in the range 278 0～303 0K were described by empirical equation.展开更多
文摘The adductive reaction of Ni[S2P(OCH2CH2Ph)2]2 with pyridine was studied by spectrographic method and the equilibrium constants was found to be β1=(1.12±0.09)×102,β2=(2.40±0.41)×104,R1=0.997,R2=0.998.The adduct Ni[S2P(OCH2CH2Ph)2]2·2Py was characterized by elemental analysis,IR spectra,single-crystal X-ray diffraction method.The crystal structure belongs to monoclinic system,space group P 21/c with the following crystallographic parameters:a=9.240(3),b=16.124(8),c=14.148(7),α=90.00°,β=92.07(4)°,γ=90.00°.
文摘Oxidation process of Co(C 6 H 11 O) 2 PS 2 2 and substitute-reduction reaction of Co C 6 H 11 O) 2 PS 2 3 with pyridine have been studied by spectrophotome tric methods,respectively.The equ ilibrium constant was found to be K=0.63±0.02(mol·dm -3 ) -3 .The crystal structure of Co 6 H 11 O) 2 PS 2 2·2Py has been determined by X-ray diff-raction method.The crystal belongs to triclinic system,space groupP1,with cell parameters:a=6.944(2)?,b=9.277(3)?,c=15.981(6)?,α=91.79(3)°,β=99.55(3)°,γ=94.44(3)°,V=1011.2(6)? 3 ,Z =2,M r =803.94,D c =1.320Mg ·m -3 ,F(000)=425,μ=0.747mm -1 ,final R=0.0700and w R=0.1988for 3626re-flections with I≥2σ(I).The cobalt atom in the title complex has a octahedral geometry with four Co-S bonds and two Co-N bonds.The central atom P is t etrahedrally surrounded by two sulp hur atoms and two oxygen atoms in the dicyclohexyldithiophosphate liga nd.The six carbon atoms of cyclohexyl take the chair conformation.
文摘Binuclear Copper (Ⅰ) Complex {Cu [ WS2P(C2H5O)2] (C10H8N2) } 2 was synthesized and characterized by elemental analysis, IR and X-ray diffraction analysis. The crystal belongs to triclinic system, space group P1 with Z = l, cell dimentions are a = 1. 0613 (5), b = 1. 0723 (3), c = 0. 9397 (2) um, a = 111. 11 (4), β = 115. 57(6), y = 85. 28(2)", V= 0. 8583(6) "nm3. The structure was refined to R = 0. 039 and Rw = 0. 042 for 2527 reflection with Ⅰ > 36(Ⅰ). The complex exists as a centrosymmetric dimer with a Cu-S-P-S-Cu-S-P-S chair eight-membered ring in which Cu atoms are bridged by di-AS-P-S groups.
文摘Additive reactions of Ni[(C 4H 9O) 2PS 2] 2 with ethylamine,diethylamine and triethylamine were studied by spectrophotometric methods in ethanol at several tempertures.With ethylamine,the adduct formation of NiL 2·B and NiL 2·B 2 was established.For diethylamine and triethylamine,being of their steric hindrance effect,the formation of NiL 2·B only was concluded.Their additive equilibrium constants(lg β n)and additive molecular number(n) were discussed.Thermodynamic parameters △ r H m and △ r S m were found by the least square method.The additive equilibrium constants in the range 278 0～303 0K were described by empirical equation.
