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13001-40-6 Fluorescent brightener 199

product Name Fluorescent brightener 199
CAS No 13001-40-6;13001-39-3
Synonyms Optical Brightening Agent ER-Ⅲ; 1,4'-bis(2-cyanostyryl) Benzole; optical brightener 199; C.I.199; 1,4-BIS(4-CYANOSTYRYL)BENZENE; 4,4'-(p-phenylenediethene-2,1-diyl)bisbenzonitrile; Optical Brightening Agent ER C. I. 199; Benzonitrile, 4,4-(1,4-phenylenedi-2,1-ethenediyl)bis-; 1,4'-bis(2-cyanostyryl) Benzene; Optical Brightener ER; 1,4'-bis(2,4'-cyano-phenlene)-benzene; Optical Brightener ER II; Fluorescent Brightener ER-1; C.I. 199; 4,4'-(benzene-1,4-diyldiethene-2,1-diyl)dibenzonitrile; 4,4'-[benzene-1,4-diyldi(E)ethene-2,1-diyl]dibenzonitrile; 2-[2-[4-[2-(2-cyanophenyl)vinyl]phenyl]vinyl]benzonitrile; FBA 199; Fluorescent Brightener ER-I; Fluorescent Brightener; Fluorescent Brightener ER; 1,4-Bis(2-cyanostyryl)benzene; High Efficient Fluorescent whitening Agent CBS; Optical Brightener; Optical Brightening Agent; Fluorescent Whitening Agent; Fluorescent Brightener; Fluorescent Brightening Agent; Optical Whitening Agent; Optical Brightening Agent ER-III; Fluorescent Brightener ER-Ⅰ; ER-Ⅰ; Optical Brightening Agent ER-Ⅰ; Optical Brightner ER-I; Optical Brightner ER-III
Molecular Formula C24H16N2
Molecular Weight 332.3972
InChI InChI=1/C24H16N2/c25-17-23-13-9-21(10-14-23)7-5-19-1-2-20(4-3-19)6-8-22-11-15-24(18-26)16-12-22/h1-16H/b7-5+,8-6+
EINECS 235-836-7;235-835-1
Molecular Structure 13001-40-6;13001-39-3 Fluorescent brightener 199
Density 1.18g/cm3
Melting point 230-234℃
Boiling point 571.3°C at 760 mmHg
Refractive index 1.66
Flash point 272.8°C
Vapour Pressur 4.61E-13mmHg at 25°C

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