二苯基磷酸

2-[3-(2,2-dimethyl-1,3-dioxolan-4-yl)propylidene]oxane

6-[3-(2,2-dimethyl-1,3-dioxolan-4-yl)propyl]-3,4-dihydro-2H-pyran

5-(oxan-2-ylidene)pentan-2-ol

5-(3,4-dihydro-2H-pyran-6-yl)pentan-2-ol