[EN] SYNTHESIS OF 2-BUTYL-3-(2'-(1-TRITYL-1H-TETRAZOL-5-YL)BIPHENYL-4-YL)-1,3-DIAZASPIROL[4,4]-NON-ENE-4-ONE<br/>[FR] SYNTHESE DE 2-BUTYL-3-(2'-(1-TRITYL-1H-TETRAZOL-5-YL)BIPHENYL-4-YL)-1,3-DIAZASPIRO[4,4]-NON-EN-4-ONE
申请人:TEVA PHARMA
公开号:WO2004072064A1
公开(公告)日:2004-08-26
Provided is a novel method of making 2-butyl-3-[[2'(1-trityl-1H-tetrazol-5-yl)biphen-4-yl]methyl]1,3-diazaspiro[4,4]non-1-ene-4-one, which can be converted to irbesartan. Also provided are methods of making irbesartan.
提供了一种制备2-丁基-3-[[2'(1-三苯基-1H-四唑-5-基)联苯-4-基]甲基]1,3-二氮杂螺[4,4]壬-1-烯-4-酮的新方法,该方法可转化为厄贝沙坦。还提供了制备厄贝沙坦的方法。