delta-Valerolactone
delta-戊内酯
542-28-9
4-VALEROLACTONE
δ-戊内酯;1,5-戊内酯;delta-戊内酯;四氢-2H-2-吡喃酮;戊内酯, 98%, MAY CONTAIN POLYMER: DISTILL TO REMOVE;戊内酯,98%,MAYCONTAINPOLYMER;DELTA-戊内酯95%;1,5-戊内酯/Δ-戊内酯