C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
8/52, 260/245.4,
C09B 29/00 (2006.01) C07D 251/38 (2006.01) C07D 251/52 (2006.01) D06L 3/12 (2006.01)
Patent
CA 1102320
Abstract of the Disclosure Bis-triazinylaminostilbene compound of the formula Image in which R1 is alkyl, alkenyl, cyclohexyl or phenylalkyl, R2 is hydrogen, alkyl, cyclohexyl, benzyl, alkyl which is substituted by hydroxyl, cyano, sulpho or carbamoyl; alkoxyalkyl or hydroxyalkoxyalkyl or alkoxyalkoxyalkyl or mono- or di-alkylaminoalkyl, and R3 is hydrogen, alkyl, alkyl which is substituted by hydroxyl, cyano or sulpho, or alkoxyalkyl or hydroxyalkoxyalkyl or R2 and R3 together with the nitrogen atom to which they are bonded are a morpholine ring or a pyrrolidine, piperidine, hexamethylene- imine or piperazine ring which is unsubstituted or sub- stituted by 1 or 2 alkyl groups, and M is hydrogen or an alkali metal, ammonium or amine ion, and, if R2 or R3 is hydroxyalkyl, R1 is methyl, cyclohexyl or alkenyl only, a process for their preparation and their use as fluorescent brightening agents for organic material of high molecular weight.
306601
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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