Product Name：Fluorescent Brightener 185
Synonyms：2,2'-(2,5-Thiophenediyl)bis-benzoxazole; 2,5-Bis(2-benzoxazolyl)thiophene; 2,5-Di(benzoxazol-2-yl)thiophene; C.I. 515240; C.I. Fluorescent Brightener 172
Molecular Formula：C18H10N2O2S
Molecular Weight：318.3492
