tetrahydro-1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-6-hydroxy-2(1H)-pyrimidinone 、
氯甲酸苄酯 在
乙醚 、
disodium;carbonate 、
magnesium sulfate 、
Tetrahydro-1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-6-benzyloxycarbonyloxy-2(1H)-pyrimidinone 作用下,
以
吡啶 为溶剂,
反应 0.58h,
以to yield the desired product tetrahydro-1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-6-benzyloxycarbonyloxy-2(1H)-primidinone as the residue的产率得到Tetrahydro-1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-methyl-6-benzyloxycarbonyloxy-2(1H)-pyrimidinone