2,2'-(1,4-Phenylene)bis(4-((4-methoxyphenyl)methylene)oxazol-5(4H)-one) 5(4H)-Oxazolone, 2,2'-(1,4-phenylene)bis(4-((4-methoxyphenyl)methylene)- 51202-86-9 EINECS 257-055-0