ChemNet > CAS > 1533-45-5 Fluorescent Brightener 393

1533-45-5 Fluorescent Brightener 393

product Name	Fluorescent Brightener 393
CAS No	1533-45-5
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 whtening agent OB-1; Fluorescent Whitening Agent OB-1; 2,2'-(ethene-1,2-diyldibenzene-4,1-diyl)bis(1,3-benzoxazole); 2,2'-[(E)-ethene-1,2-diyldibenzene-4,1-diyl]bis(1,3-benzoxazole); Optical Brightening Agent OB-1; Optical Brightner OB-1; ptical Brightening Agent OB-1; 4,4-Bis(2-Benzoxazolyl) Stilbene;
Molecular Formula	C₂₈H₁₈N₂O₂
Molecular Weight	414.4547
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+
EINECS	216-245-3
Molecular Structure
Density	1.281g/cm³
Melting point	357-359℃
Boiling point	566.8°C at 760 mmHg
Refractive index	1.731
Flash point	285.1°C
Vapour Pressur	2.79E-12mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description	S24/25:;
MSDS	Material Safety Data Sheet

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