Expeditious Synthesis of 3-Aryl Benzothiophene A Raloxifene Intermediate

Pailla Umareddy; Veerareddy Arava

Journal of Chemical and Pharmaceutical Research (ISSN : 0975-7384)

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Expeditious Synthesis of 3-Aryl Benzothiophene A Raloxifene Intermediate

Author(s): Pailla Umareddy and Veerareddy Arava

A cyclodehydration of aryl thioacetyl compound with aluminum chloride to form 3-Aryl-6-methoxy thiofurans was an important step in the synthesis of raloxifene hydrochloride. Aryl thioacetyl compound was prepared in a single step from 3-methoxy benzenethiol and 4-methoxy phenacylbromide.

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