三氟乙酸 、
tert-butyl 8-[(1R)-{6-[(2,4-dimethoxybenzyl)(1,2,4-thiadiazol-5-yl)sulfamoyl]-2-oxo-1,3-benzoxazol-3(2H)-yl}ethyl]-3,4-dihydroisoquinoline-2(1H)-carboxylate 以
二氯甲烷 为溶剂,
反应 0.33h,
以3.5 g的产率得到2-oxo-3-[(1R)-1-(1,2,3,4-tetrahydroisoquinolin-8-yl)ethyl]-N-(1,2,4-thiadiazol-5-yl)-2,3-dihydro-1,3-benzoxazole-6-sulfonamide trifluoroacetate