2-[(1,1-dimethylethyl)amino]-4-(trifluoromethyl)-5-oxazolecarboxylic acid 、
氯化亚砜 以
N,N-二甲基甲酰胺 为溶剂,
以to yield 17.2 g of a yellow solid product (m.p.=52°-60° C.; b.p. 70° C. @ 0.25 mm Hg)的产率得到2-[(1,1-dimethylethyl)amino]-4-(trifluoromethyl)-5-oxazolecarbonyl chloride