Fluorescent brightener KSN

CAS NO:13001-38-2;58449-88-0

EC NO:235-834-6

Molecular Formula:C₂₄H₁₆N₂

Molecular Weight:332.3972

Synonyms:;C.I.199-2;1-(2-CYANOSTYRYL)-4-(4-CYANOSTYRYL)BENZENE;2-[2-[4-[2-(4-cyanophenyl)vinyl]phenyl]vinyl]benzonitrile;Fluorescent Brightener 199:1;Benzonitrile, 2-2-4-2-(4-cyanophenyl)ethenylphenylethenyl-;ER-II;FBA 199:1;2,2'-[benzene-1,4-diyldi(E)ethene-2,1-diyl]dibenzonitrile;2-[(E)-2-{4-[(E)-2-(4-cyanophenyl)ethenyl]phenyl}ethenyl]benzonitrile;;Fluorescent Brightener ER-2;C.I. 199:1;Fluorescent brightening agent 199 (C.I. 40705);Optical Brightening Agent ER-Ⅱ;Optical Brightner ER-II;

Molecular Structure:

CAS NO:13001-40-6;13001-39-3

EC NO:235-836-7;235-835-1

Molecular Formula:C₂₄H₁₆N₂

Molecular Weight:332.3972

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 Structure:

CAS NO:2866-43-5;12224-41-8

EC NO:220-685-1

Molecular Formula:C₁₈H₁₀N₂O₂S

Molecular Weight:318.3492

Synonyms:;FBA 185;2.5-bis-(benzoxazol-2-)thiophene;Optical Brightener EBF;2,2'-thiene-2,5-diylbis(1,3-benzoxazole);Fluorescent Brightening Ebf;Ebf;Fluorescent brightener EBF;Optical Brightening Agent EBF;2,2'-thiophene-2,5-diylbis(benzoxazole);Optical Brightner EBF;

Molecular Structure:

CAS NO:5242-49-9

EC NO:226-044-2

Molecular Formula:C₂₉H₂₀N₂O₂

Molecular Weight:428.4813

Synonyms:;KSN;FLUORESCENT BRIGHTENER-KSN;FBA 368;4.4-bis(5-methyl-2-benzoxoazol)-ethylene;Optical Brightener KSN;2-(4-{2-[4-(1,3-benzoxazol-2-yl)phenyl]ethenyl}phenyl)-5-methyl-1,3-benzoxazole;ethyl (2E,4E)-5-phenyl-2-[(phenylcarbonyl)amino]penta-2,4-dienoate;2-(4-{(E)-2-[4-(1,3-benzoxazol-2-yl)phenyl]ethenyl}phenyl)-5-methyl-1,3-benzoxazole;Optical Brightening Agent KSN;Fluorescent Brightener KS-N;Optical Brightner KSN;

Molecular Structure: