反应详情

By a method similar to that in Reference Example 15 and using, instead of ethyl 1H-1,2,4-triazol-3-ylacetate, methyl 1-(triphenylmethyl)-1H-1,2,4-triazole-3-carboxylate obtained in Reference Example 34, the title compound was obtained as a white powder (2.82 g, 98%).

1. customobtained in Reference Example 34