(E)-2,3-Dihydro-6-methoxy-3-(2-naphthalenylmethylene)-4H-1-benzopyran-4-one 130688-91-4 4H-1-Benzopyran-4-one, 2,3-dihydro-6-methoxy-3-(2-naphthalenylmethylene)-, (E)- BRN 3623071