Preparation of 5,8,13,14-tetrahydrobenz(5,6)isoindolo (2,1-b)isoquinolin-8,13-dione derivatives
申请人:GLAXO GROUP LIMITED
公开号:EP0323907A2
公开(公告)日:1989-07-12
A process is described for the preparation of compounds of formula (1)
[where OR is hydroxyl, protected hydroxyl or OP(O)(OCH₂Ph)(OR¹) (where Ph is phenyl and OR¹ is hydroxyl or protected hydroxyl)] and salts thereof, which comprises reacting a compound of formula (2)
with a compound of formula (3)
(where OR is as defined above and one of X¹ and X² is a leaving group and the other is a hydrogen atom) or a salt thereof, followed, if desired, by removal of the hydroxyl protecting group when present and/or by salt formation.
The compounds of formula (1) are either anticancer agents or intermediates useful in the synthesis of anticancer agents.
描述了一种制备式(1)化合物的工艺
[其中 OR 是羟基、受保护的羟基或 OP(O)(OCH₂Ph)(OR¹)(其中 Ph 是苯基,OR¹ 是羟基或受保护的羟基)]及其盐的工艺,包括将式(2)化合物
与式 (3)
(其中 OR 如上定义,X¹ 和 X² 中的一个为离去基团,另一个为氢原子)或其盐反应,然后,如果需要,去除存在的羟基保护基和/或形成盐。
式(1)化合物可以是抗癌剂,也可以是用于合成抗癌剂的中间体。
COMPOUNDS FOR THE TREATMENT OF COVID-19
申请人:Dompe' Farmaceutici S.P.A.
公开号:EP3875078A1
公开(公告)日:2021-09-08
The present invention relates to compounds that are able to inhibt 3CL protease of COVID-19 virus, SARS-Cov-2