13001-40-6

1,4-BIS(4-CYANOSTYRYL)BENZENE C.I.199 Fluorescent Brightener 199 optical brightener 199 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-CYANO STYRYL)BENZENE 99+% Fluorescent Whitening Agent ER Brightener ER for dacron palanib-riliantweiss R, blankophor ER 4,4'-[1,4-Phenylenebis(ethene-1,2-diyl)]bisbenzonitrile 4,4'-[1,4-Phenylenebis(ethene-2,1-diyl)]bisbenzonitrile 4,4'-[p-Phenylenebis(1,2-ethenediyl)]bis(benzonitrile) 4,4'-[p-Phenylenebis(ethene-2,1-diyl)]bis(benzenecarbonitrile)