2,5-Bis (5-tert-butyl-2-benzoxazolyl) thiophene / fluorescent brightener ob

English name：BBOT；2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene；Fluorescent Brightener 184；2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene

Other names: 2,2 - (2,5-diphenylthio) bis [5- (1,1-dimethyl ethyl)] benzoxazole; Fluorescent brightener ob; Fluorescent brightener 184; 2,5-Bis (5-tert-butyl-1,3-benzoxazole-2-yl) thiophenol; Tianlaibao; Bis (t-butyl benzoxazolyl) thiophene; 2,5-Bis (5-tert-butyl-2-oxazolyl) thiophene

CAS No.: 7128-64-5

C26H26N2O2S=430.56

Grade: br

Content: ≥ 99.0%

Melting point: 199 ~ 201 ℃

Physicochemical properties(for reference only): light yellow or yellow powder, tasteless, soluble in alkanes, fats, mineral oils, paraffin and most organic solvents, the maximum absorption value of the spectrum is 375mm (in ethanol), and the maximum emission wavelength is 435nm (in ethanol).

Purpose (for reference only): biochemical research. It is suitable for whitening PVC, PE, PP, PS, ABS and other thermoplastics as well as polyester fiber, paint, ink, paint, etc.

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