(1-Methylethylidene)bis((2-methyl-4,1-phenylene)oxy(1-methyl-2,1-ethanediyl)) bismethacrylate 2-Propenoic acid, 2-methyl-, (1-methylethylidene)bis((2-methyl-4,1-phenylene)oxy(1-methyl-2,1-ethanediyl)) ester 70146-06-4 EINECS 274-337-9