Abstract
Three kinds of new diphenyl ether-carboxylic acid hydrazide derivatives possessing an amino group in the ortho-position, not described in any literature as yet, were prepared. They are 2-aminodiphenyl ether-2′-carboxylic acid hydrazide (III), -3′-carboxylic acid hydrazide (IV), and -4′-carboxylic acid hydrazide (V).
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