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Samarium(III) Triflate as an Efficient and Reusable Catalyst for Facile Synthesis of Benzoxazoles and Benzothiazoles in Aqueous Medium

Pratapsinha B. Gorepatil, Yogesh D. Mane, Vilas S. Ingle*

*Department of Chemistry, S. C. S. College, Omerga, Dist-Osmanabad 413 606, India, Email:

P. B. Gorepatil, Y. D. Mane, V. S. Ingle, Synlett, 2013, 24, 2241-2244.

DOI: 10.1055/s-0033-1339758


A simple, green, and efficient method enables the synthesis of benzoxazoles and benzothiazoles from o-amino(thio)phenols and aldehydes using samarium triflate as a reusable acid catalyst under mild reaction conditions in aqueous medium.

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Key Words

benzoxazoles, benzothiazoles, samarium triflate, green chemistry

ID: J60-Y2013