2H-Pyran-3-ol, 6-ethenyltetrahydro-2,2,6-trimethyl-, acetate 3-Acetoxy-2,2,6-trimethyl-6-vinyltetrahydropyran 67674-42-4 EINECS 266-881-0 Tetrahydro-2,2,6-trimethyl-6-vinyl-2H-pyran-3-yl acetate