120366-98-5 1533-45-5 2,2'-(1,2-ETHENEDIYLDI-4,1-PHENYLENE)BISBENZOXA* 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole 2,2'-(Vinylenedi-4-phenylene)bis(benzoxazole) 2,2'-(Vinylenedi-p-phenylene)bisbenzoxazole Benzoxazole, 2,2'-(1,2-ethenediyldi-4,1-phenylene)bis- EINECS 216-245-3