Entry ID : bmse000581 Chem. Comp. : 3-methyl-2-butenoic acid Formula : C5 H8 O2 Formula Wt. : 100.1158 InChi Code : InChI=1S/C5H8O2/c1-4(2)3-5(6)7/h3H,1-2H3,(H,6,7) is Aromatic :