4-02-00-00851 (Beilstein Handbook Reference) 69382-24-7 BRN 1813545 ISOBUTYRIC ACID, ESTER with DIETHYL (2,2,2-TRICHLORO-1-HYDROXYETHYL)PHOSPHONATE O,O-Diethyl 2,2,2-trichloro-1-isobutyryloxyethyl phosphonate Phosphonic acid, (2,2,2-trichloro-1-hydroxyethyl)-, diethyl ester, isobutyrate Propionic acid, 2-methyl-, ester with diethyl (2,2,2-trichloro-1-hydroxyethyl)phosphonate