2,2-Dimethyl-6-isopropenyl-2H-pyran 2H-pyran, 2,2-dimethyl-6-(1-methylethenyl)- 6-Isopropenyl-2,2-dimethyl-2H-pyran InChI=1/C10H14O/c1-8(2)9-6-5-7-10(3,4)11-9/h5-7H,1H2,2-4H