专利名称：QUINAZOLINE-3-ALKANOIC ACID
DERIVATIVE, SALT THEREOF, AND
PRODUCTION THEREOF
发明人：FUJIMORI, Shizuyoshi,OHNOTA,金山湖公园
Michiro,HIRATA, Yoshihiro,MURAKAMI, Koji 申请号：EP91900052.1体罚故事
申请日：19901210
麻辣手撕鸡
公开号：EP0456835A1
布拉美古塔定理>元旦活动公开日：
19911121
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专利内容由知识产权出版社提供
快板儿摘要：A quinazoline-3-alkanoic acid derivative of general formula (I), which has both of platelet agglutination inhibition and aldo reducta inhibition activities, salts thereof, process for producing the same, and a medicine containing the same, wherein R reprents hydrogen or a protective group of the carboxyl group; R' reprents lower alkyl, alkenyl, alkynyl, lower alkoxy, lower alkylthio, halogen, phenyl (which may be substituted with 1 to 3 substituents lected from among lower alkyl, lower alkoxy, halogen, trifluoromethyl, carboxyethylene, and ethoxy-carbonylethylene groups), naphthyl, heterocycle (which may be substituted with 1 to 3 lower alkyl groups), cycloalkyl, or benzoyl (which may be substituted with lower alkyl or halogen); R² and R³may be the same or different from each other and each reprents hydrogen, halogen, lower alkyl, lower alkoxy, optionally substituted aralkyl, nitro, imidazolyl, imidazolylmethyl, or -NR⁴R⁵ wherein R⁴ and R⁵ may be the same or different from each other and each reprents hydrogen or lower alkyl, or they are combined with each other to form a 5- or 6-membered heterocycle which may contain other heteroatom(s); X
reprents carbonyl, thiocarbonyl or methylene (which may be substituted with lower alkyl); A reprents lower alkylene or lower alkenylene; and n is an integer of 1 to 3.
申请人：KYORIN PHARMACEUTICAL CO., LTD.
地址：No. 5, Kanda Surugadai 2-chome Chiyoda-ku Tokyo JP坚韧的意思
国籍：JP
代理机构：TER MEER - MÜLLER - STEINMEISTER & PARTNER
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