2H-Pyran-2-one, 6-[2-(3,4-dihydroxyphenyl)ethenyl]-4-methoxy-, (E)- (9CI)

2H-Pyran-2-one, 6-[2-(3,4-dihydroxyphenyl)ethenyl]-4-methoxy-, (E)- (9CI) · CAS 149947-22-8