prov:value
| - However, when their N-hydroxyl is acylated with a group, such as acetyl, benzoyl, toluoyl, or anisoyl or the like, preferably benzoyl, by treatment with acyl halide, preferably benzoyl chloride, in organic base, such as pyridine or triethylamine or a like, preferably pyridine, the product 176 (Scheme 25) is readily converted into the corresponding N-substituted amino derivatives 177 in high yields
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