CAS:18600-59-4 ib Molecular Formula:C22H12N2O4 Molecular Luj:368.34 ib EINECS:418-280-1 : kuv Synonyms:2,2'-(1,4-PHENYLENE)BIS-4H-3,1-BENZOXAZIN-4-ONE18600-59-4UV-3638; 18600-59-4UV-36382,2'-Benzene-1,4-diylbis(4H-3,1-benzoxazin-4-one); CyasorbUV-36382,2'-(1,4-PHENYLENE)BIS-4H-3,1-BENZOXAZIN-4-ONE; -(1,4-PHENYLENE)BIS-Chemicalbook4H-3,1-BENZOXAZIN-4-IB