N-[1-(fluoromethyl)cyclopropyl]-3-[(1-methylpyrazol-4-yl)methyl]-2,4-dioxo-1H-quinazoline-6-sulfonamide 、
methanesulphonic acid 2-methyloxazol-4-ylmethyl ester 在
potassium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 4.0h,
以16 mg的产率得到N-[1-(fluoromethyl)cyclopropyl]-1-[(2-methyloxazol-4-yl)methyl]-3-[(1-methylpyrazol-4-yl)methyl]-2,4-dioxoquinazoline-6-sulfonamide