(E)-2,3-Dihydro-3-((3,4-dimethoxyphenyl)methylene)-4H-1-benzopyran-4-one 130688-86-7 4-18-00-01834 (Beilstein Handbook Reference) 4H-1-Benzopyran-4-one, 2,3-dihydro-3-((3,4-dimethoxyphenyl)methylene)-, (E)- BRN 0027041