2,4,6-Cycloheptatrien-1-one, 2-hydroxy-5-(phenylazo)-, methacrylate (ester)- 2-Hydroxy-5-(phenylazo)-2,4,6-cycloheptatrien-1-one methacrylate 2-Propenoic acid, 2-methyl-, 7-oxo-4-(phenylazo)-1,3,5-cycloheptatrien-1-yl ester 535-02-4 NSC82848 WLN: L7VJ BOVY1&U1 ENUNR