反应详情

Prepared by the method as described in Example 68, substituting (R)-5-(2-(3-fluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-amine with (R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)pyrazolo[1,5-a]pyrimidin-3-amine (Preparation B), and substituting picolinic acid with 6-chloropicolinic acid, to provide the final product as a yellowish solid (9.1 mg, 31% yield). MS (apci) m/z=455.2 (M+H).

1. customPrepared by the method