(2-Phenylacetyl)hydrazine 43183-99-9 937-39-3 AI3-22890 Acetic acid, phenyl-, hydrazide (8CI) Benzeneacetic acid, hydrazide EINECS 213-328-6 NSC 151437 Phenacetic acid hydrazide Phenylacetic acid hydrazide Phenylacetohydrazide Phenylacetyl hydrazide Phenylacetylhydrazine