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1,4-Bis(4-cyanostyryl)benzene (Molecular Formula: C24H16N2)
Product Name: 1,4-Bis(4-cyanostyryl)benzene
CAS Registry Number: 13001-40-6
EINECS: 235-836-7  
Synonyms: Fluorescent Brightener 199; 1,4-BIS(4-CYANOSTYRYL)BENZENE; Optical Brightener ER; 1,4'-bis(2,4'-cyano-phenlene)-benzene; optical brightener 199; Fluorescent Brightener ER-1; Optical Brightener ER II; 1,4'-bis(2-cyanostyryl) Benzole; 4,4'-(p-phenylenediethene-2,1-diyl)bisbenzonitrile; Benzonitrile, 4,4-(1,4-phenylenedi-2,1-ethenediyl)bis-;Fluorescent Brightener 199; Optical Brightening Agent ER C. I. 199; 1,4'-bis(2-cyanostyryl) Benzene; C.I. 199;Optical Brightening Agent ER-Ⅲ;1,4-Bis(4-cyanostyryl)benzene; Optical Brightener 199; C.I.199;
Molecular Structure:
Molecular Formula: C24H16N2
Molecular Weight: 332.40
Density:  1.18 g/cm3
Boiling Point:  571.3 °C at 760 mmHg
Melting Point:  230-234 ºC
Flash Point:  272.8 °C
Refractive index:  1.66
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