聚合甲醛 、
(R)-7-(2-fluorophenyl)-4-methyl-6-piperidin-4-yl-2,10-dihydro-9-oxa-1,2,4a-triazaphenanthren-3-one hydrochloride 在
溶剂黄146 、 sodium cyanoborohydride 作用下,
以
甲醇 为溶剂,
反应 8.0h,
以51%的产率得到(R)-7-(2-fluorophenyl)-4-methyl-6-(1-methylpiperidin-4-yl)-2,10-dihydro-9-oxa-1,2,4a-triazaphenanthren-3-one