51686-50-1
→
~96%
63213-41-2
4-Oxo-4-(2,3,4-trimethoxyphenyl)butanoic acid
102222-55-9
Ethyl 4-oxo-4-(2,3,4-trimethoxyphenyl)butanoate
634-36-6
1,2,3-三甲氧基苯