2-Methylpropanamide 2-Methylpropionamide 4-02-00-00852 (Beilstein Handbook Reference) 563-83-7 BRN 1737615 EINECS 209-265-9 Isobutylamide Isobutyramide Isobutyrimidic acid Isopropylformamide NSC 8423 Propanamide, 2-methyl-