ethyl (3E)-3-[2-(6-chloropyridazin-3-yl)hydrazinylidene]butanoate
CAS No. 31171-41-2
Acetoacetic acid,ethyl ester, 3-[(6-chloro-3-pyridazinyl)hydrazone] (8CI); Butanoic acid,3-[(6-chloro-3-pyridazinyl)hydrazono]-, ethyl ester (9CI); GYKI 11473