4-戊烯-1-基 2,3,4,6-四-O-苄基-beta-D-吡喃半乳糖苷

pent-4-enyl trifluoromethanesulfonate

tert-butyl-dimethyl-pent-4-enoxysilane

2-pent-4-enoxyacetic acid

3-(oxiran-2-yl)propanal