申请人:GRANULES INDIA LIMITED
公开号:US20170233329A1
公开(公告)日:2017-08-17
The present invention relates to a process for the preparation of amino alcohol derivatives or salts thereof. In particular the present invention relates to process for the preparation of amino alcohol derivatives or salts thereof which may be used as intermediates in the preparation of HIV reverse transcriptase inhibitors, more preferably Carbovir and Abacavir.
The present invention more specifically relates to a process for the preparation of (1S,4R)-4-amino-2-cyclopentene-1-methanol of Formula IIIa.
The present invention also specifically relates to process for the preparation of Abacavir sulfate of Formula II using compound of Formula IIIa prepared according to the process of the present invention.
本发明涉及一种用于制备氨基醇衍生物或其盐的方法。特别是,本发明涉及一种用于制备氨基醇衍生物或其盐的方法,该方法可用作制备HIV逆转录酶抑制剂的中间体,更具体地是卡波韦和阿巴卡韦。本发明更具体地涉及一种用于制备Formula IIIa的(1S,4R)-4-氨基-2-环戊烯-1-甲醇的方法。本发明还具体涉及一种使用根据本发明方法制备的Formula IIIa化合物制备Formula II的阿巴卡韦硫酸盐的方法。