The present invention provides processes and intermediates for the preparation of 1-(ethylsulfonyl)-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]azetidin-3- yl}acetonitrile: (I)
本发明提供了制备1-(乙基磺酰基)-3-[4-(7H-
吡咯并[2,3-d]
嘧啶-4-基)-1H-
吡唑-1-基]
氮杂环丙烷-3-基}
乙腈的过程和中间体:(I)