Process for preparing indane carboxylate and cyclopentano [6] pyridine derivatives
申请人:SmithKline Beecham Corporation
公开号:US06441173B1
公开(公告)日:2002-08-27
This invention relates to an improved process for preparing (+) (1S,2R,3S)-3-[2-(2-hydroxyeth-1-yloxy)-4-methoxyphenyl]-1-(3,4-methylenedioxyphenyl)-5-(prop-1-yloxy)indane-2-carboxylic acid and pharmaceutically acceptable salts thereof, preferably the ethylene diamine 2:1 salt.
This invention relates to novel intermediates useful in preparing (+) (1S,2R,3S)-3-[2-(2-hydroxyeth-1-yloxy)-4-methoxyphenyl]-1-(3,4-methylenedioxyphenyl)-5-(prop-1-yloxy)indane-2-carboxylic acid.
This invention relates to an improved process for preparing (+) (1S,2R,3S)-3-(2-carboxymethoxy-4-methoxyphenyl)-1-(3,4-methylenedioxyphenyl)-5-(prop-1-yloxy)indane-2-carboxylic acid and pharmaceutically acceptable salts thereof, preferably the disodium salt.
This invention relates to novel intermediates useful in preparing (+) (1S,2R,3S)-3-(2-carboxymethoxy-4-methoxyphenyl)-1-(3,4-methylenedioxyphenyl)-5-(prop-1-yloxy)indane-2-carboxylic acid.
本发明涉及一种改进的制备方法,用于制备(+) (1S,2R,3S)-3-[2-(2-羟乙基氧基)-4-甲氧基苯基]-1-(3,4-亚甲二氧基苯基)-5-(丙-1-氧基)茚-2-羧酸及其药学上可接受的盐,优选为乙二胺2:1盐。本发明涉及有用于制备(+) (1S,2R,3S)-3-[2-(2-羟乙基氧基)-4-甲氧基苯基]-1-(3,4-亚甲二氧基苯基)-5-(丙-1-氧基)茚-2-羧酸的新型中间体。本发明涉及一种改进的制备方法,用于制备(+) (1S,2R,3S)-3-(2-羧甲氧基-4-甲氧基苯基)-1-(3,4-亚甲二氧基苯基)-5-(丙-1-氧基)茚-2-羧酸及其药学上可接受的盐,优选为二钠盐。本发明涉及有用于制备(+) (1S,2R,3S)-3-(2-羧甲氧基-4-甲氧基苯基)-1-(3,4-亚甲二氧基苯基)-5-(丙-1-氧基)茚-2-羧酸的新型中间体。