1-(3,4-Dihydro-2H-1,5-benzodioxepin-7-yl)-3-phenyl-2-propen-1-one 111039-00-0 2-Propen-1-one, 1-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-3-phenyl- BRN 5578898