4-(V-triazolyl)-styryl optical brighteners

Details 4-(V-triazolyl)-styryl optical brighteners 4-(V-triazolyl)-styryl optical brighteners

1977-03-16

1979-02-06

Waltz, Thomas A.

Harness for working animal

25230124, 542456, C09K 1106, C07D24906

Patent

active

041385527

ABSTRACT:
Novel 4-(v-triazolyl)-styryl compounds of the formula ##STR1## wherein n is 0, 1 or 2, R represents a hydrogen atom or an unsubstituted or substituted alkyl, alkenyl, aralkyl, alkanoyl or aroyl group and Q represents an unsubstituted or substituted 5-membered heterocyclic ring or, if n is 1 or 2, also represents hydrogen, the rings A, B and C being optionally substituted with further non-chromophoric substituents, processes for their preparation as well as a process for optically brightening organic materials on using said compounds are disclosed.

REFERENCES:
patent: 2901476 (1959-08-01), Gold et al.
patent: 3459744 (1969-08-01), Dorlaro et al.
patent: 3470167 (1969-09-01), Sarker
patent: 3635959 (1972-01-01), DI Giovanod et al.
patent: 3759900 (1973-09-01), Horstmann
patent: 4014871 (1977-03-01), Kormany et al.
patent: 4022772 (1977-05-01), Kormany et al.
patent: 4032503 (1977-06-01), Kormany et al.
patent: 4061860 (1977-12-01), Kormany et al.
Kormany et al., CA 84: 181616h, 181617j, 181618k (1976), (effective date 03/04/1976).
Dorlars et al., CA 76:128834m (1972).

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