4-methyl-5,6-dihydropyran-2-one;2381-87-5;2,3-Anhydromevalonic acid;ghl.PD_Mitscher_leg0.315;Dehydromevalonic lactone;2H-pyran-2-one, 5,6-dihydro-4-methyl-;4-methyl-5,6-dihydro-2H-pyran-2-one;InChI=1/C6H8O2/c1-5-2-3-8-6(7)4-5/h4H,2-3H2,1H
4-methyl-5,6-dihydropyran-2-one