Tetrazolylphenylboronic acid intermediates for the synthesis of A II receptor antagonists
申请人:E.I. DUPONT DE NEMOURS AND COMPANY
公开号:EP1384717A2
公开(公告)日:2004-01-28
Novel tetrazolylphenylboronic acids, methods for their preparation and methods for preparing biphenyltetrazole compounds which are angiotensin II receptor antagonists or which are useful intermediates to prepare angiotensin II receptor antagonists.
An illustrative biphenyl tetrazole compound is 2-n-butyl-4-chloro-1-[2'-(tetrazol-5-yl)-1,1'-biphenyl-4-yl)methyl]-1H-imidazole-5-methanol, potassium salt.
新型四唑基苯基硼酸、其制备方法以及制备血管紧张素 II 受体拮抗剂或制备血管紧张素 II 受体拮抗剂的有用中间体的联苯四唑化合物的方法。 一种说明性联苯四唑化合物是 2-正丁基-4-氯-1-[2'-(四唑-5-基)-1,1'-联苯-4-基)甲基]-1H-咪唑-5-甲醇钾盐。