Einecs 280-188-0

2,3-Bis(4-methoxyphenyl)acrylic acid

4,4'-Dimethoxystilbene-α-carboxylic acid

(4-methoxyphenyl)(4-methoxybenzylidene)acetic acid

4-Methoxy-α-[(4-methoxyphenyl)methylene]-1-benzeneacetic acid