Synthesis, Characterization and Crystal Structure of (Z)-1-[2-(Triarylstannyl)vinyl]-1-indanols and Their Arylhalostannyl Derivatives
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摘要:
(Z)-1-[2-(Tri-o-tolylstannyl)vinyl]-1-indanol(1)and(Z)-1-[2-(tri-p-tolylstannyl)vinyl]-1-indanol(2)were synthesized by the addition reaction of 1-ethynylindanol with tri-o-tolyltin and tri-p-tolyltin hydride.The aryl groups in compound 1 and 2 were substituted by Br2 or I2 to yield monohalide derivatives(3-6).The compounds 1-6 were characterized by elemental analysis,1H NMR and FT-IR spectroscopy.The crystal structures of 1,2 and 4 have been determined by single crystal X-ray diffraction analysis.The Sn atom in 1 and 2 exhibits a tetrahedral geometry distorted towards trigonal bipyramid due to a weak intramolecular interaction between Sn and the hydroxyl O atoms [0.2839(4)nm and 0.2744(5)nm],while the Sn atom in 4 adopts a trigonal bipyramidal geometry with a significant O→Sn(1)interaction [0.2552(5)nm].