Efficient and improved synthesis of Telmisartan

An efficient synthesis of the angiotensin II receptor antagonist Telmisartan (1) is presented involving a cross coupling of 4-formylphenylboronic acid 10 with 2-(2-bromophenyl)-4,4-dimethyl-2-oxazoline (11) as the key step (90% yield). The benzimidazole moiety 15 was constructed regioselectively via...

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Bibliographic Details
Main Authors: A. Sanjeev Kumar, Samir Ghosh, G. N. Mehta
Format: Article
Language:English
Published: Beilstein-Institut 2010-03-01
Series:Beilstein Journal of Organic Chemistry
Subjects:
Online Access:https://doi.org/10.3762/bjoc.6.25