15785-54-3
5-硝基香草酸
→
~94%
84211-30-3
3,4-dihydroxy-5-nitrobenzoic acid
42590-00-1
4-羟基-3-甲氧基-5-硝基苯羧酸甲酯
3943-74-6
香草酸甲酯
125629-01-8
methyl 3,4-dihydroxy-5-nitrobenzoate