相似化合物
53925-27-2 2164-83-2 3749-47-1专利信息
专利号:WO-0123361-A1
优先权日:1999-09-27
标题 :Pyrimidine derivatives, process for preparing the derivatives and drugs containing the same as the active ingredient
发明人:KOJIMA TSUTOMU; OKADA TAKANORI; HACHIYA KATSUTOSHI; MOTOI TAKAHIRO; HASHIMOTO SHINSUKE
权利人:ONO PHARMACEUTICAL CO; KOJIMA TSUTOMU; OKADA TAKANORI; HACHIYA KATSUTOSHI; MOTOI TAKAHIRO; HASHIMOTO SHINSUKE
摘要:Pyrimidine derivatives of general formula (I) or nontoxic salts thereof, useful as intermediates for the synthesis of drugs and/or as drugs, particularly elastase inhibitors. In formulas (I) and (II) R1 is H or F; R2 is -CH(OR3)2, CHO, COOH, alkoxycarbonyl, furan-2-yl, a group of general formula (II), or the like; R3 is Me or Et; and R4 is alkyl, phenyl, (substituted) benzyl, or the like.
专利号:JP-H06316576-A
优先权日:1983-04-11
标题 :Synthesis of 6,6-di-substituted dihydropteridine
专利号:CN-101838207-A
优先权日:2006-08-24
标 题 :Intermediates of Entecavir and synthesis method thereof