105-44-2 2-Methyl-4-pentanone oxime 2-PENTANONE, 4-METHYL-, OXIME 4-01-00-03307 (Beilstein Handbook Reference) 4-Methyl-2-pentanone oxime 4-Methylpentan-2-one oxime BRN 1741644 EINECS 203-298-2 Methyl isobutyl ketoxime Methyl isobutyl oxime NSC 1070 USAF AM-4