C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
8/52, 260/382.4,
C09B 23/14 (2006.01) C07D 295/15 (2006.01) C07D 295/26 (2006.01) C11D 1/38 (2006.01) C11D 3/42 (2006.01) D06L 3/12 (2006.01)
Patent
CA 1192211
Abstract The amphoteric styrene derivatives correspond to the formula (1) Image in which X is oxygen, sulfur, a direct bond, -SO2N(R5?, -CON(R5? or -COO-, Y1 and Y2 independently of one another are C1-C4-alkylene or hydroxypropylene, R1 and R2 indepen- dently of one another are C1-C4-alkyl or, together with the N atom, are a pyrrolidine, piperidine, hexamethylene- imine or morpholine ring, and R1, together with R5, is also a piperazine ring, R3 and R4 are hydrogen, C1-4-alkyl, chlorine, C1-4-alkoxy or C3-4-alkenyl or together, in the o-position relative to one another, are a trimethylene or tetramethylene group, R5 is hydrogen, C1-4-alkyl or cyano- ethyl or, together with R1, is a piperazine ring, Q is -COO or -SO3 and n is the number 1 or 2, and can be prepared by reacting the corresponding amine compounds with a halide of the formula Hal-Y2-QH and saponifying the quaternary ammonium halides eventually formed. They can be used for the fluorescent brightening of organic materials.
396914
Meyer Hans R.
Morf Max
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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