The title complex was prepared from the reaction of 1,2-bis(phenylthiomethyl)- benzene L with K2PtCl4 at room temperature and its structure has been determined by single-crystal X-ray diffraction. There exist two inde...The title complex was prepared from the reaction of 1,2-bis(phenylthiomethyl)- benzene L with K2PtCl4 at room temperature and its structure has been determined by single-crystal X-ray diffraction. There exist two independent cis-[1,2-bis(phenylthiomethyl)benzene]dichloro- platinum(Ⅱ) [PtCl2L] molecules without significant structural difference and a molecule of acetonitrile in one crystallographic asymmetric unit. Crystallographic data: triclinic, space group Pī, a = 11.010(3), b = 12.080(3), c = 16.095(4) ? = 94.728(5), = 90.129(5), = 99.274(5)? C20H18Cl2NPtS20.5CH3CN, Mr = 608.98, V = 2105(1) ?, Z = 4, Dc = 1.921 g/cm3, (Mo-K) = 7.122 mm1, F(000) = 1172, R = 0.0503 and wR = 0.0848 for 3929 observed reflections with I > 2s(I). The title complex is a neutral molecule in which the central Pt(Ⅱ) ion is four-coordinated with two S-donors of the ligand and two Cl anions, forming a distorted square planar geometry. In the crystal, there exist two kinds of molecular packing patterns. One [PtCl2L] molecule is connected to the other one through the weak interactions of Pt…Pt, Pt…S and Pt…Cl, forming a supramolecular quasi-dimer. The other one complex molecule is connected with the CH3CN molecule by weak Cl…N interaction.展开更多
基金This project was supported by the National Natural Science Foundation of China (No. 29971019)
文摘The title complex was prepared from the reaction of 1,2-bis(phenylthiomethyl)- benzene L with K2PtCl4 at room temperature and its structure has been determined by single-crystal X-ray diffraction. There exist two independent cis-[1,2-bis(phenylthiomethyl)benzene]dichloro- platinum(Ⅱ) [PtCl2L] molecules without significant structural difference and a molecule of acetonitrile in one crystallographic asymmetric unit. Crystallographic data: triclinic, space group Pī, a = 11.010(3), b = 12.080(3), c = 16.095(4) ? = 94.728(5), = 90.129(5), = 99.274(5)? C20H18Cl2NPtS20.5CH3CN, Mr = 608.98, V = 2105(1) ?, Z = 4, Dc = 1.921 g/cm3, (Mo-K) = 7.122 mm1, F(000) = 1172, R = 0.0503 and wR = 0.0848 for 3929 observed reflections with I > 2s(I). The title complex is a neutral molecule in which the central Pt(Ⅱ) ion is four-coordinated with two S-donors of the ligand and two Cl anions, forming a distorted square planar geometry. In the crystal, there exist two kinds of molecular packing patterns. One [PtCl2L] molecule is connected to the other one through the weak interactions of Pt…Pt, Pt…S and Pt…Cl, forming a supramolecular quasi-dimer. The other one complex molecule is connected with the CH3CN molecule by weak Cl…N interaction.
