A process for the preparation of phenyltetrazole derivatives of formula (II) wherein R and Y are as defined in the disclosure, by direct ortho-metallation of (tetrazol-5-γl)benzene. The compounds of formula (II) are useful intermediates for the preparation of angiotensin II antagonists.
本发明提供一种制备式(II)中R和Y如本文所定义的苯基
四唑衍
生物的方法,其通过对(
四唑-5-γl)苯进行直接的ortho-
金属化反应得到。式(II)中化合物是制备
血管紧张素II拮抗剂的有用中间体。