METHOD FOR PRODUCING 7H-PYRROLO[2,3-D]PYRIMIDINE DERIVATIVE AND SYNTHETIC INTERMEDIATE OF SAME
申请人:Japan Tobacco, Inc.
公开号:EP3560932A1
公开(公告)日:2019-10-30
The present invention provides processes for preparing 7H-pyrrolo[2,3-d]pyrimidine derivatives, which are useful as a Janus kinase (JAK) inhibitor, intermediates thereof, and processes for preparing the intermediates. The present invention provides processes for preparing 3-[(3S,4R)-3-methyl-6-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1,6-diazaspiro[3.4]octan-1-yl]-3-oxopropanenitrile using salts of (3S,4R)-1-benzyl-3-methyl-1,6-diazaspiro[3.4]octane with organic acids.
本发明提供了制备7H-吡咯并[2,3-d]嘧啶衍生物(可用作Janus激酶(JAK)抑制剂)的工艺、其中间体以及制备中间体的工艺。本发明提供了使用(3S,4R)-1-苄基-3-甲基-6-(7H-吡咯并[2,3-d]嘧啶-4-基)-1,6-二氮杂螺[3.4]辛烷-1-基]-3-氧代丙腈与有机酸的盐制备3-[(3S,4R)-3-甲基-1,6-二氮杂螺[3.4]辛烷的工艺。