7500-71-2 ACETOACETIC ACID, 2-(1-HYDROXYAMINO-2,2,2-TRICHLOROETHYL)-, ETHYL ESTER Acetoacetic acid, 2-(1-hydroxyamino-2,2,2-trichloroethyl)-, ethyl Acetoacetic acid, 2-(2,2,2-trichloro-1-(hydroxyamino)ethyl)-, ethyl ester (8CI) Acetoacetic acid, 2-(2,2,2-trichloro-1-hydroxyaminoethyl)-, ethyl ester NSC 408004