4-Chlorophenylhydrazine hydrochloride CAS No. 1073-70-7

About 4-Chlorophenylhydrazine hydrochloride CAS No. 1073-70-7

4-Chlorophenylhydrazine hydrochloride is an aromatic hydrazine derivative widely used as a key intermediate in pharmaceutical, agrochemical, and fine chemical synthesis. It contains a para-chloro substituted phenyl ring linked to a hydrazine moiety in hydrochloride salt form, which improves its stability and handling. This compound is commonly employed in the preparation of heterocyclic compounds, APIs, dyes, and specialty intermediates, as well as in research applications involving condensation and cyclization reactions. It generally appears as an off-white to pale yellow crystalline powder and is soluble in water and polar solvents. Synonyms of this compound include p-Chlorophenylhydrazine hydrochloride, 4-Chloro phenyl hydrazine HCl, para-Chlorophenylhydrazine hydrochloride, and 4-Chlorobenzenehydrazine hydrochloride.