58531-09-2
ethyl 2-cyano-3-(2,3-dimethoxyphenyl)propenoate
→
~24%
128720-10-5
(E)-ethyl 2-cyano-3-(2-hydroxy-3-methoxyphenyl)propenoate
1729-02-8
ethyl 8-methoxy-2-oxochromene-3-carboxylate