614-99-3
2-糠酸乙酯
→
62120-14-3
ethyl 5-ethylfuran-2-carboxylate
18744-04-2
ethyl 5-(1-chloroethyl)furan-2-carboxylate
56311-37-6
5-乙基呋喃-2-羧酸
3208-16-0
2-乙基呋喃