500-05-0
香豆酸
→
~85%
23090-18-8
2-氧代-2H-吡喃-5-甲酰氯
18327-02-1
6-oxopyran-3-carbaldehyde
6018-41-3
香豆灵酸甲酯
129660-12-4
5-氰基-2H-吡喃-2-酮
104213-65-2
2-trimethylsilylethyl 6-oxopyran-3-carboxylate
496835-90-6
3-溴-2-氧代-2H-吡喃-5-甲腈