反应详情

2-(2-thienylmethoxy)acetic acid, hydrazide (20) was prepared from methyl 2-(2-thienylmethoxy)acetate (19) (3.6 mmol), prepared in the manner described above in Example 19, and hydrazine (3.6 mmol) in the manner described above in Example 12 to yield 0.60 g (90%) of product.

1. customprepared in the manner