申请人:Actelion Pharmaceuticals Ltd.
公开号:EP2907811A1
公开(公告)日:2015-08-19
The invention relates to a process for manufacturing the compound of formula I
wherein R is H, (C1-C6)alkyl or benzyl, or a salt thereof, said process comprising the reaction of the compound of formula I-1
wherein X is bromine, chlorine or fluorine, with the compound of formula I-2
wherein R is H, (C1-C6)alkyl or benzyl, or a salt of said compound of formula I-2, in the presence of tetra-n-butyl ammonium fluoride hydrate and of a base. The invention further relates to the compound of formula I-1 and uses thereof.
本发明涉及一种制造式 I 化合物的工艺
其中 R 是 H、(C1-C6)烷基或苄基或其盐,所述工艺包括式 I-1 化合物的反应
其中 X 为溴、氯或氟,与式 I-2 化合物反应
其中 R 是 H、(C1-C6)烷基或苄基,或所述式 I-2 化合物的盐,在四正丁基氟化铵水合物和碱存在下进行反应。本发明进一步涉及式 I-1 化合物及其用途。