Kinetics of synthesis of bis??(benzoxazolyl??2??methyl) sulfide under phase??transfer catalysis conditions

ZX Zeng, WL Xue, WL Huo, XC Gao…

Index: Zeng, Zuo-Xiang; Xue, Wei-Lan; Huo, Wen-Long; Gao, Xue-Chao; Cai, Li-Ya International Journal of Chemical Kinetics, 2009 , vol. 41, # 5 p. 296 - 302

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Abstract

Abstract Kinetics of synthesis of bis-(benzoxazolyl-2-methyl) sulfide (BBMS) is investigated under phase-transfer catalysis conditions. Thus, the reaction of 2-chloromethylbenzoxazole and sodium sulfide is carried out in a two-phase (organic/water) medium, and quaternary ammonium salt and quaternary phosphonium salt are used as phase-transfer catalyst (PTC) in the reaction. The conversion of 2-chloromethylbenzoxazole is dramatically enhanced ...