73825-58-8 ISOVALERIC ACID, ESTER with DIETHYL (2,2,2-TRICHLORO-1-HYDROXYETHYL)PHOSPHONATE O,O-Diethyl 2,2,2-trichloro-1-isovaleryloxyethyl phosphonate Phosphonic acid, (2,2,2-trichloro-1-hydroxyethyl)-, diethyl ester, isovalerate