2-Methylpropanoic acid Isobutyric acid 79-31-2 2-methyl-propanoic acid LMFA01020071 58360_FLUKA InChI=1/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6 I1754_SIGMA ISB 4-02-00-00843 (Beilstein Handbook Reference) AI3-24260 BRN 0635770 Caswell No. 503AA EINECS 201-195-7 EPA Pesticide Chemical Code 101502 FEMA No. 2222 HSDB 5228 Iso-butyric acid Isobutyric acid (natural) Isobutyric acid [UN2529] [Flammable liquid] Kyselina isomaselna [Czech] Methylpropanoic acid, 2- NSC 62780 Tenox IBP-2 Tenox IBP-2 Grain Pr. UN2529 alpha-Methylpropanoic acid alpha-Methylpropionic acid W222208_ALDRICH W222216_ALDRICH C02632 Dimethylacetic acid Isobutanoate Isobutyrate 2-METHYL-PROPIONIC ACID .alpha.-Methylpropanoic acid .alpha.-Methylpropionic acid 2-Methylpropionic acid Acetic acid, dimethyl- Cenex RP b2 Isobutanoic acid Isopropylformic acid NSC62780 Propanoic acid, 2-methyl- Propionic acid, 2-methyl- Tenox EBP 2 WLN: QVY1&1 CHEBI:16135 Isobuttersaeure iso-C3H7COOH 240168_ALDRICH ALQ 46935U_SUPELCO