(S)-4,6-dichloro-N-(pyrrolidin-2-ylmethyl)-N-[3-(4-methyl-5-oxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)phenyl]-2-methylthiopyrimidine-5-carboxamide hydrochloride 在
potassium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
反应 4.0h,
以93%的产率得到(S)-5-[3-(7-chloro-9-methylthio-6-oxo-2,3,3a,4-tetrahydro-1H,6H-5,8,10,10b-tetraazabenzo[e]azulen-5-yl)phenyl]-3-methyl-1,3,4-oxadiazol-2(3H)-one