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2,2′-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole with CAS 1533-45-5

what is of  2,2′-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole with CAS 1533-45-5?

4,4′-Bis(2-benzoxazolyl)stilbene (BBS) is reported to exhibit consistently high absolute fluorescence quantum yields and a monoexponential lifetime in solutions. The photophysics of BBS dispersed in poly(propylene) (PP) films has been investigated. BBS is reported as a food-grade dye. BBS is also reported as excimer-forming, photoluminescent chromophore.

1.Quick details of  2,2′-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole with CAS 1533-45-5

Classification:Chemical Auxiliary Agent
CAS No.:1533-45-5
Other Names:OB-1;OBA-184
MF:C28H18N2O
EINECS No.:216-245-3
Purity:99%min
Place of Origin:Shandong, China
Type:Fluorescent brightener
Usage:Coating Auxiliary Agents, Leather Auxiliary Agents, Paper Chemicals, Petroleum Additives, Plastic Auxiliary Agents, Surfactants, Textile Auxiliary Agents
Brand Name:Kelin
Model Number:KL-BO
Appearance:Yellow-green powder
Melting point:≥359°C
Fineness:≥1000mesh
Package:25kg/drum

2.Description of 2,2′-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole with CAS 1533-45-5

Product parameters
Product Name
Optical Brightener OB-1
Chemical Name
Stilbene dibenzoxazole
CAS No.
1533-45-5
Formula
C28H18N2O2
EINECS No.
216-245-3
Appearance
Yellow-green powder
Purity
≥99.6%
Melting point
≥359°C
Application
Various plastics, textiles etc.
Fineness
≥350 mesh

3.Application 

4,4′-Bis(2-benzoxazolyl)stilbene (BBS) is suitable for use in the preparation of poly(propylene) (PP) films containing different concentrations of BBS. BBS may be employed as a viscosity-sensitive fluorophore to investigate the curing parameters in fabrication of UV-cured automotive organic protective coatings.

4.Packing

25kgs/drum,9tons/20’container

25kgs/bag,20tons/20’container