Chemical Name: Fluorescent Brightener OB-2
Synonyms: 4,4'-Bis(5-methyl-2-benzoxazolyl)stilbene; 2,2'-(Vinylenedi-p-phenylene)bis[5-methylbenzoxazole]
CAS No.: 2397-00-4
Molecular Fomula: C30H22N2O2
Molecular weight:?442.51
Appearance: Yellow green powder
Assay: ??98.0%