2-cyano-4-methyl-pent-2-enoic acid 、
1-(azetidin-2-ylmethyl)-3-(2-fluoro-4-phenoxy-phenyl)pyrazolo[3,4-d]pyrimidin-4-amine 、
(7-氮杂苯并三唑-1-氧)三吡咯磷六氟磷酸盐 、 在
crude mixture 、 silica gel 、
甲醇 、
二氯甲烷 、
2-[2-[[4-amino-3-(2-fluoro-4-phenoxy-phenyl)pyrazolo[3,4-d]pyrimidin-1-yl]methyl]azetidine-1-carbonyl]-4-methyl-pent-2-enenitrile 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以afforded 30 mg of the desired compound 2-[2-[[4-amino-3-(2-fluoro-4-phenoxy-phenyl)pyrazolo[3,4-d]pyrimidin-1-yl]methyl]azetidine-1-carbonyl]-4-methyl-pent-2-enenitrile (30 mg, 0.0586 mmol, 39.8% yield)的产率得到2-[2-[[4-amino-3-(2-fluoro-4-phenoxy-phenyl)pyrazolo[3,4-d]pyrimidin-1-yl]methyl]azetidine-1-carbonyl]-4-methyl-pent-2-enenitrile