5-benzyloxymethyl-2-oxo-4-(4-tolylsulfonyl)tetrahydrofuran

1-(benzyloxy)but-3-en-2-yl acrylate

5-benzyloxymethyl-2-hydroxy-4-(4-tolylsulfonyl)tetrahydrofuran

烯丙基苄基醚

苄氧基乙醛