CAS NO. 1533-45-5

CAS NO. 1533-45-5

Fluorescent Brightener 393 CAS NO. 1533-45-5 is Raytop Chemical's star product,it was widely used for master batch,stable polyester fiber,PVC ,ABC,PE,HDPE,LDPE etc plastics.

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Product Description

Name: Fluorescent Brightener 393
CAS: 1533-45-5
Molecular Formula: C28H18N2O2
Molecular Weight: 414.455
CAS 1533-45-5
Fluorescent Brightener 393 
Name Fluorescent Brightener 393
Synonyms Fluorescent Brightener OB-1
FBA393;2,2'-(4.4'-diphenol vinyl)di-henzoxazol
2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
FBA 393
4,4'-bis(benzoxazol-2-yl)stilbene
Optical Brightener OB-1
C.I. 393
Fluorescent Whitening Agent OB-1
2,2'-[(E)-ethene-1,2-diyldibenzene-4,1-diyl]bis(1,3-benzoxazole)
Optical Brightening Agent OB-1
CAS 1533-45-5
EINECS 216-245-3
Fluorescent Brightener 393
Molecular Formula C28H18N2O2
Molar Mass 414.455 g/mol
Density 1.281g/cm3
Melting Point 357-359℃
Boling Point 566.8°C at 760 mmHg
Flash Point 285.1°C
Vapor Presure 2.79E-12mmHg at 25°C

Refractive Index 1.731


Fluorescent Brightener 393 CAS NO. 1533-45-5

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