The title complex {[%n%|Bu-2SnO-2CCH(CS-2NEt-2)-2]-2O}-2 was synthesized and characterized by elemental analysis, IR, NMR and X|ray single crystal diffraction. The results show that the complex belongs to a monoclinic...The title complex {[%n%|Bu-2SnO-2CCH(CS-2NEt-2)-2]-2O}-2 was synthesized and characterized by elemental analysis, IR, NMR and X|ray single crystal diffraction. The results show that the complex belongs to a monoclinic system with space group %C2/c%, and unit cell dimensions: %a%=2.848(5) nm, {%b%=1.381(2) nm}, %c%=3.239(6) nm, %β%=111.11(2)°, %Z=4, V%=11.884(35) nm+3, %D%-c=1.329 g/cm+3, {%F%(000)}=4 912, %S=0.991, R-1=0.053 5, wR-2=0.116 6.% The complex has a centrosymmetric dimer structure mode with a four|membered central %endo%|cyclic Sn-2O-2 unit. The %endo%|cyclic tin atoms are six|coordination and have coordition geometry of distorted octahedron. The %exo%|cyclic tin atoms are five|coordination and have coordination geometry of distorted trigonal bipyramid. This complex was tested %in vitro% against human tumour cell lines, MCF-7 and WiDr, and displayed the higher activity.展开更多
Diorganotin(Ⅳ) compound [(p-CNC6H4CH2)2Sn(C9H7N3O3)(H2O)]2 was synthesized by the reaction of tri-p-cyanobenzyltin chloride with Schiff base ligand pyruvic acid isonicotinyl hydrazone. The compound was characterized ...Diorganotin(Ⅳ) compound [(p-CNC6H4CH2)2Sn(C9H7N3O3)(H2O)]2 was synthesized by the reaction of tri-p-cyanobenzyltin chloride with Schiff base ligand pyruvic acid isonicotinyl hydrazone. The compound was characterized by elemental analysis, IR, 1H NMR. The crystal structure was determined by X-ray single crystal diffraction. The crystal belongs to monoclinic space group C2/c, with a=3.143 1(3) nm, b=0.989 99(10) nm, c=1.785 68(18) nm, β=114.908 0(13)°, V=5.039 6(9) nm3, Z=4, μ=1.054 mm-1, Dc=1.513 Mg·m-3, F(000)=2 304, R=0.042 8, wR=0.090 3, GOF=0.997. In this compound, the Sn atom exists in a distorted octahedral coordination environment in which one water molecule, one tridentate pyruvic acid isonicotinyl hydrazone ligand, and two trans p-cyanobenzyl groups coordinate to each Sn center, the angle of the axial C10-Sn1-C18 is 166.1(2)°. Two molecules form a weak-bridged dimmer with weak interactions of Sn...O bonding and hydrogen bonds. CCDC: 270796.展开更多
Six triphenyltin?髧 N-alkylpiperazinyldithiocarbamates have been synthesized by the reaction of triphenyltin chloride with N-alkylpiperazinyldithiocarbamates and characterized by elemental analysis, UV, IR and 1H NMR....Six triphenyltin?髧 N-alkylpiperazinyldithiocarbamates have been synthesized by the reaction of triphenyltin chloride with N-alkylpiperazinyldithiocarbamates and characterized by elemental analysis, UV, IR and 1H NMR. The crystal structure of Ph3SnS2CN(C2H4)2NCH3 (1) has been determined by X-ray single crystal diffraction. The crystal of the compound 1 belongs to triclinic with space group P1, a=1.033 56(18) nm, b=1.148 8(2) nm, c=1.191 6(2) nm, α=66.282(2)°, β=78.756(2)°, γ=67.476(2)°, Z=2, V=1.195 2(4) nm3, Dc=1.460 g·cm-3, μ=1.256 mm-1, R=0.025 1, wR=0.058 3. The structure shows a distorted tigonal bipyramidal configuration with five-coordination for the central tin atom. CCDC: 240375.展开更多
The tri(o-chlorobenzyl)tin ester of 2-indolylcarboxylic acid has been synt hesized and characterized by elemental analysis, IR and 1H NMR. The crystal stru cture has been determined by X-ray single crystal diffraction...The tri(o-chlorobenzyl)tin ester of 2-indolylcarboxylic acid has been synt hesized and characterized by elemental analysis, IR and 1H NMR. The crystal stru cture has been determined by X-ray single crystal diffraction. The crystal belon gs to triclinic with space group P1, a=1.020 0(16) nm, b=1.125 9(18) nm, c=1.321 (2) nm, 8)穖-3,展开更多
The title compound,{[n-Bu 2 Sn(O 2 CCH 2 CS 2 NC 4 H 8 )] 2 O} 2 ,has been synthesized by the reaction of(tetrahydro-pyrrodithiolocarbamoylthio)acetic acid with the di-n-bubyltin oxide in1∶1molar ratio.The complex ha...The title compound,{[n-Bu 2 Sn(O 2 CCH 2 CS 2 NC 4 H 8 )] 2 O} 2 ,has been synthesized by the reaction of(tetrahydro-pyrrodithiolocarbamoylthio)acetic acid with the di-n-bubyltin oxide in1∶1molar ratio.The complex has been characterized by elemental analysis,IR and NMR.The crystal structure of it has been determined by X-ray single crystal diffraction.And the results showed that the crystal belongs to triclinic system with space group P1and some crystal parameters:a=1.2202(9)nm,b=1.3158(10)nm,c=1.3804(10)nm,α =111.215(9)° ,β =99.357(9)° ,γ =96.075(10)°,V=2.006(2)nm 3 ,Z=1,F(000)=908,μ =1.489mm -1 ,D c =1.474g · cm -3 ,R 1 =0.0375,wR 2 =0.0839.The complex has a centrosymmetric dimer structure mode with a four-membered central endo-cyclic Sn 2 O 2 unit in which two bridged oxygen atoms both connect with an exo-cyclic tin atom which has a distorted octahedron.Each of the endo-cyclic tin atoms exhibits a distorted trigonal bipyramid coordination geometry with an additional weak coordination carboxylate oxygen.Four carboxylate ligands are divided into two types.And two of them are bidentate and connecting to each of exo-cyclic tin atoms by using both oxygen atoms,whereas the others bridge to each pair of exo-and endo-cyclic tin atoms utilizing one oxygen atom only.CCDC:220513.展开更多
The mixed-quadriligand bismuth complex [Bi(S2CNEt2)2(NO3)]?[1,10-Phen] has been synthesized, and its crystal structure was determined by X-ray single-crystal diffraction. The crystal belongs to monoclinic, space gro...The mixed-quadriligand bismuth complex [Bi(S2CNEt2)2(NO3)]?[1,10-Phen] has been synthesized, and its crystal structure was determined by X-ray single-crystal diffraction. The crystal belongs to monoclinic, space group P21/n with a = 10.074(17), b = 15.05(2), c = 18.99(3) ?, β = 98.85(3)o, V = 2845(8) ?3, Z = 4, F(000) = 1464, Dc = 1.746 g/cm3, μ = 6.523 mm-1, R = 0.0333 and wR = 0.0703. In this complex, the bismuth atom is eight-coordinated in a capped distorted pentagonal bipyramidal geometry.展开更多
Diorganotin compounds {[R2Sn(ON=CHC6H5)]2O}2 [R=C6H5CH2 (1), 2-FC6H4CH2 (2), 4-FC6H4CH2 (3), 2-ClC6H4CH2 (4), 4-ClC6H4CH2 (5)] were synthesized by the reaction of R2SnO with HON=CHC6H5 in 1∶1 mo-lar ratio in refluxin...Diorganotin compounds {[R2Sn(ON=CHC6H5)]2O}2 [R=C6H5CH2 (1), 2-FC6H4CH2 (2), 4-FC6H4CH2 (3), 2-ClC6H4CH2 (4), 4-ClC6H4CH2 (5)] were synthesized by the reaction of R2SnO with HON=CHC6H5 in 1∶1 mo-lar ratio in refluxing anhydrous benzene or toluene. They were characterized by elemental analysis, IR, 1H NMR and 119Sn NMR spectroscopy. And two sets of 119Sn chemical shifts were observed in the 119Sn NMR spectra of these compounds, indicating the presence of two types of environment around the tin atoms. The crystal structure of compound 1 was determined by X-ray single crystal diffraction analysis. The results showed that the crystal of com-pound 1 belongs to a monoclinic system with space group P21/c and unit cell dimensions: a=1.0718(9) nm, b=1.9666(17) nm, c=2.0480(17) nm, =96.4371(14)? Dc=1.450 g/cm3, Z=2, F(000)=1888, V=4.290(6) nm3, =1.206 mm-1, R1=0.0405, wR2=0.0786. The compound 1 belongs to centrosymmetric dimer structure mode with a four-membered central endo-cyclic Sn2O2 unit in which the bridging oxygen atoms are tri-coordinated. Each bridging oxygen atom also connects with an exo-cyclic tin atom. The endo- and exo-cyclic tin atoms are both five-coordinated, and have coordination geometry of distorted trigonal bipyramid.展开更多
The title complex, tri(o-chlorobenzyl)tin ester of 4-pyridinecarboxylic acid, has been synthesized by the reaction of bis[tri(2-chlorobenzyl)tin] oxide with 4-pyridinyl carboxylic acid and characterized by elemental...The title complex, tri(o-chlorobenzyl)tin ester of 4-pyridinecarboxylic acid, has been synthesized by the reaction of bis[tri(2-chlorobenzyl)tin] oxide with 4-pyridinyl carboxylic acid and characterized by elemental analysis, IR and H NMR, and its crystal structure was 1 determined by X-ray single-crystal diffraction. The crystal belongs to triclinic, space group P21/n with a = 8.821(7), b = 18.888(15), c = 15.333(12) ?, β = 92.390(12)°, Z = 4, V = 2552(3) ?3, Dc= 1.607 g/cm3, μ = 1.340 mm-1, F(000) = 1232, R = 0.0408 and wR = 0.0962. In the molecular structure of the title complex, the tin atoms are five-coordinated into a trigonal bipyramidal geometry by coordinating to the intermolecular pyridine N atoms of carboxylate groups. The resulting structure is a one-dimensional linear polymer containing Sn–O (2.150(4) ?) and Sn–N (2.522(4) ?) bonds.展开更多
文摘The title complex {[%n%|Bu-2SnO-2CCH(CS-2NEt-2)-2]-2O}-2 was synthesized and characterized by elemental analysis, IR, NMR and X|ray single crystal diffraction. The results show that the complex belongs to a monoclinic system with space group %C2/c%, and unit cell dimensions: %a%=2.848(5) nm, {%b%=1.381(2) nm}, %c%=3.239(6) nm, %β%=111.11(2)°, %Z=4, V%=11.884(35) nm+3, %D%-c=1.329 g/cm+3, {%F%(000)}=4 912, %S=0.991, R-1=0.053 5, wR-2=0.116 6.% The complex has a centrosymmetric dimer structure mode with a four|membered central %endo%|cyclic Sn-2O-2 unit. The %endo%|cyclic tin atoms are six|coordination and have coordition geometry of distorted octahedron. The %exo%|cyclic tin atoms are five|coordination and have coordination geometry of distorted trigonal bipyramid. This complex was tested %in vitro% against human tumour cell lines, MCF-7 and WiDr, and displayed the higher activity.
文摘Diorganotin(Ⅳ) compound [(p-CNC6H4CH2)2Sn(C9H7N3O3)(H2O)]2 was synthesized by the reaction of tri-p-cyanobenzyltin chloride with Schiff base ligand pyruvic acid isonicotinyl hydrazone. The compound was characterized by elemental analysis, IR, 1H NMR. The crystal structure was determined by X-ray single crystal diffraction. The crystal belongs to monoclinic space group C2/c, with a=3.143 1(3) nm, b=0.989 99(10) nm, c=1.785 68(18) nm, β=114.908 0(13)°, V=5.039 6(9) nm3, Z=4, μ=1.054 mm-1, Dc=1.513 Mg·m-3, F(000)=2 304, R=0.042 8, wR=0.090 3, GOF=0.997. In this compound, the Sn atom exists in a distorted octahedral coordination environment in which one water molecule, one tridentate pyruvic acid isonicotinyl hydrazone ligand, and two trans p-cyanobenzyl groups coordinate to each Sn center, the angle of the axial C10-Sn1-C18 is 166.1(2)°. Two molecules form a weak-bridged dimmer with weak interactions of Sn...O bonding and hydrogen bonds. CCDC: 270796.
文摘Six triphenyltin?髧 N-alkylpiperazinyldithiocarbamates have been synthesized by the reaction of triphenyltin chloride with N-alkylpiperazinyldithiocarbamates and characterized by elemental analysis, UV, IR and 1H NMR. The crystal structure of Ph3SnS2CN(C2H4)2NCH3 (1) has been determined by X-ray single crystal diffraction. The crystal of the compound 1 belongs to triclinic with space group P1, a=1.033 56(18) nm, b=1.148 8(2) nm, c=1.191 6(2) nm, α=66.282(2)°, β=78.756(2)°, γ=67.476(2)°, Z=2, V=1.195 2(4) nm3, Dc=1.460 g·cm-3, μ=1.256 mm-1, R=0.025 1, wR=0.058 3. The structure shows a distorted tigonal bipyramidal configuration with five-coordination for the central tin atom. CCDC: 240375.
文摘The tri(o-chlorobenzyl)tin ester of 2-indolylcarboxylic acid has been synt hesized and characterized by elemental analysis, IR and 1H NMR. The crystal stru cture has been determined by X-ray single crystal diffraction. The crystal belon gs to triclinic with space group P1, a=1.020 0(16) nm, b=1.125 9(18) nm, c=1.321 (2) nm, 8)穖-3,
文摘The title compound,{[n-Bu 2 Sn(O 2 CCH 2 CS 2 NC 4 H 8 )] 2 O} 2 ,has been synthesized by the reaction of(tetrahydro-pyrrodithiolocarbamoylthio)acetic acid with the di-n-bubyltin oxide in1∶1molar ratio.The complex has been characterized by elemental analysis,IR and NMR.The crystal structure of it has been determined by X-ray single crystal diffraction.And the results showed that the crystal belongs to triclinic system with space group P1and some crystal parameters:a=1.2202(9)nm,b=1.3158(10)nm,c=1.3804(10)nm,α =111.215(9)° ,β =99.357(9)° ,γ =96.075(10)°,V=2.006(2)nm 3 ,Z=1,F(000)=908,μ =1.489mm -1 ,D c =1.474g · cm -3 ,R 1 =0.0375,wR 2 =0.0839.The complex has a centrosymmetric dimer structure mode with a four-membered central endo-cyclic Sn 2 O 2 unit in which two bridged oxygen atoms both connect with an exo-cyclic tin atom which has a distorted octahedron.Each of the endo-cyclic tin atoms exhibits a distorted trigonal bipyramid coordination geometry with an additional weak coordination carboxylate oxygen.Four carboxylate ligands are divided into two types.And two of them are bidentate and connecting to each of exo-cyclic tin atoms by using both oxygen atoms,whereas the others bridge to each pair of exo-and endo-cyclic tin atoms utilizing one oxygen atom only.CCDC:220513.
基金This project was supported by the National Natural Science Foundation of China (No. 20271025) and Natural Science Foundation of Shandong Province (No. L2003B01)
文摘The mixed-quadriligand bismuth complex [Bi(S2CNEt2)2(NO3)]?[1,10-Phen] has been synthesized, and its crystal structure was determined by X-ray single-crystal diffraction. The crystal belongs to monoclinic, space group P21/n with a = 10.074(17), b = 15.05(2), c = 18.99(3) ?, β = 98.85(3)o, V = 2845(8) ?3, Z = 4, F(000) = 1464, Dc = 1.746 g/cm3, μ = 6.523 mm-1, R = 0.0333 and wR = 0.0703. In this complex, the bismuth atom is eight-coordinated in a capped distorted pentagonal bipyramidal geometry.
基金Project supported by the National Natural Science Foundation of China (No. 20271025) and the Natural Science Foundation of Shandong Province (No. L2003B01).
文摘Diorganotin compounds {[R2Sn(ON=CHC6H5)]2O}2 [R=C6H5CH2 (1), 2-FC6H4CH2 (2), 4-FC6H4CH2 (3), 2-ClC6H4CH2 (4), 4-ClC6H4CH2 (5)] were synthesized by the reaction of R2SnO with HON=CHC6H5 in 1∶1 mo-lar ratio in refluxing anhydrous benzene or toluene. They were characterized by elemental analysis, IR, 1H NMR and 119Sn NMR spectroscopy. And two sets of 119Sn chemical shifts were observed in the 119Sn NMR spectra of these compounds, indicating the presence of two types of environment around the tin atoms. The crystal structure of compound 1 was determined by X-ray single crystal diffraction analysis. The results showed that the crystal of com-pound 1 belongs to a monoclinic system with space group P21/c and unit cell dimensions: a=1.0718(9) nm, b=1.9666(17) nm, c=2.0480(17) nm, =96.4371(14)? Dc=1.450 g/cm3, Z=2, F(000)=1888, V=4.290(6) nm3, =1.206 mm-1, R1=0.0405, wR2=0.0786. The compound 1 belongs to centrosymmetric dimer structure mode with a four-membered central endo-cyclic Sn2O2 unit in which the bridging oxygen atoms are tri-coordinated. Each bridging oxygen atom also connects with an exo-cyclic tin atom. The endo- and exo-cyclic tin atoms are both five-coordinated, and have coordination geometry of distorted trigonal bipyramid.
文摘The title complex, tri(o-chlorobenzyl)tin ester of 4-pyridinecarboxylic acid, has been synthesized by the reaction of bis[tri(2-chlorobenzyl)tin] oxide with 4-pyridinyl carboxylic acid and characterized by elemental analysis, IR and H NMR, and its crystal structure was 1 determined by X-ray single-crystal diffraction. The crystal belongs to triclinic, space group P21/n with a = 8.821(7), b = 18.888(15), c = 15.333(12) ?, β = 92.390(12)°, Z = 4, V = 2552(3) ?3, Dc= 1.607 g/cm3, μ = 1.340 mm-1, F(000) = 1232, R = 0.0408 and wR = 0.0962. In the molecular structure of the title complex, the tin atoms are five-coordinated into a trigonal bipyramidal geometry by coordinating to the intermolecular pyridine N atoms of carboxylate groups. The resulting structure is a one-dimensional linear polymer containing Sn–O (2.150(4) ?) and Sn–N (2.522(4) ?) bonds.
