SEARCH Articles Figures Tables Acid halides Acid hydrazides Acidic halides Carboxylic acid halides Carboxylic acids acid halides Carboxylic halides 229 Carboxylic hydrazides From Acid Halides From carboxylic acids From hydrazides Halides and Acids Halides carboxylation Halides carboxylic acid halide Hydrazide carboxylates Phosphoric halides