Convenient synthesis of benzothiazoles and benzimidazoles through Brønsted acid catalyzed cyclization of 2-amino thiophenols/anilines with β-diketones

MS Mayo, X Yu, X Zhou, X Feng, Y Yamamoto…

文献索引：Organic Letters, , vol. 16, # 3 p. 764 - 767

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被引用次数: 41

摘要

... Volume: Page: Digital Object Identifier (DOI). ... Organic Letters. ... Reaction conditions: 2-amino aniline (4, 0.5 mmol), β-diketone (2, 0.75 mmol), and TsOH·H 2 O (5 mol %, 4.755 mg) in CH 3 CN (4 mL) at 80 °C for 16 h. Table b Isolated yield. ...