申请人:Ainge Debra
公开号:US20110046394A1
公开(公告)日:2011-02-24
The invention relates to compounds of formula (X), and salts thereof, and their use as intermediates in improved manufacturing processes for the synthesis of pharmaceutical compound (I):
X is ═O, ═N—OH or ═N—OC(O)Me; Y is hydrogen, PhS- or p-chlorophenylsulfanyl; Z is hydrogen or —CH
2
COOR
1
wherein R
1
is selected from hydrogen, optionally substituted hydrocarbyl and optionally substituted heterocyclyl.
该发明涉及公式(X)的化合物及其盐,以及它们作为合成药物化合物(I)的改进制造过程中的中间体的用途:
X为═O,═N—OH或═N—OC(O)Me;Y为氢,PhS-或p-氯苯基硫基;Z为氢或—CH2COOR1,其中R1从氢,可选取代的烃基和可选取代的杂环基中选择。