2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

  • Name: 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
  • CAS: 1533-45-5
  • Purity: 99%
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Factory sells 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole 1533-45-5 with sufficient production capacity We supply high quality 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole (CAS 1533-45-5), in stock, factory directly supply to clients, lower prices, more competitiveness.

What is the 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole ?

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole is solid, while it's Molecular Formula is C28 H18 N2 O2 . 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. BBS may be used in the preparation of polymeric film sensors based on excimer luminescence and responsive to both mechanical and temperature stress, by its dispersion into a thermoplastic aliphatic biodegradable polyester [poly(1,4-butylene succinate).

What is the CAS number for 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole ?

The CAS number of 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole is 1533-45-5.

More information of 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole 1533-45-5 are:

Synonyms

Benzoxazole,2,2'-(vinylenedi-p-phenylene)bis- (7CI,8CI);2,2'-(Vinylenedi-p-phenylene)bisbenzoxazole;4,4'-Di(benzoxazol-2-yl)stilbene;C.I. 40674;Eastobrite OB 1;Fluorescent Brightener 393;OpticalBrightener 1;Uvitex OB-ONE;Optial Brightener OB-1;

CAS?Number

1533-45-5

Molecular Formula

C28 H18 N2 O2

Molecular Weight

414.463

Density

1.39 g/cm3 (25ºC)

Melting Point

357-359 °C(lit.)

Boiling Point

566.8 °C at 760 mmHg

Flash Point

285.1 °C

HS CODE

29349990

PSA

52.06000

LogP

7.47340

Pka

1.45±0.10(Predicted)

What is 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole (1533-45-5) used for?

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole, also known as 4,4′-Bis(2-benzoxazolyl)stilbene (BBS), is a bright yellow crystalline powder with a greenish shade. It is a solid with a melting point of 355-360°C and a purity of at least 98.5%. BBS is known for its consistently high absolute fluorescence quantum yields and a monoexponential lifetime in solutions. It is also reported as a food-grade dye and an excimer-forming, photoluminescent chromophore.

InChI:InChI=1/C28H18N2O2/c1-3-7-25-23(5-1)29-27(31-25)21-15-11-19(12-16-21)9-10-20-13-17-22(18-14-20)28-30-24-6-2-4-8-26(24)32-28/h1-18H/b10-9+

Articles related to 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole:

Article

Source

Production process of fluorescent whitening agent OB-1

-

Paragraph 0030; 0037; 0046-0055, (2021/03/11)

Synthesis and spectral-luminescence properties of 4,4′-di(2-oxazolyl)-stilbenes and 4,4′-di(2-oxazolyl)tolans

Vernigor,Shalaev,Luk'yanets

, p. 328 - 332 (2007/10/02)

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