Tetrahedron Letters

An efficient copper (II)-catalyzed synthesis of benzothiazoles through intramolecular coupling-cyclization of N-(2-chlorophenyl) benzothioamides

EA Jaseer, DJC Prasad, A Dandapat, G Sekar

文献索引：Jaseer; Prasad; Dandapat, Arpan; Sekar, Govindasamy Tetrahedron Letters, 2010 , vol. 51, # 38 p. 5009 - 5012

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被引用次数: 49

摘要

A wide range of 2-aryl or 2-alkyl-substituted benzothiazoles are synthesized through intramolecular C (aryl)-S bond forming-cyclization using copper (II)–BINAM-catalyzed coupling of less reactive N-(2-chlorophenyl) benzo or alkylthioamide under mild reaction conditions (82° C).