v-Triazoles

Details v-Triazoles v-Triazoles

1979-06-15

1980-11-25

Demers, Arthur P.

Compositions

Organic luminescent material containing compositions

Optical brightening compositions

25230125, 542432, 542435, 542452, 542468, 542462, C07D24906

Patent

active

042357411

ABSTRACT:
Novel 2,4-Bis-(stilben-4'-yl)-v-triazoles of the formula ##STR1## wherein the rings A, B, C, D and E can contain certain nonchromophoric substituents, methods for their preparation as well as their use as optical brighteners are disclosed.

REFERENCES:
patent: 3444180 (1969-05-01), Maeder et al.
patent: 3485831 (1969-12-01), Dorlars et al.
patent: 3579511 (1971-05-01), Weber et al.
patent: 3732221 (1973-05-01), Siegrist et al.
patent: 3761470 (1973-09-01), Strobel et al.
patent: 3862179 (1975-01-01), Kabas et al.
patent: 3899487 (1975-08-01), Fleck et al.
patent: 4001221 (1977-01-01), Gunther et al.
patent: 4014871 (1977-03-01), Kormany et al.
patent: 4032558 (1977-06-01), Fleck et al.
patent: 4039531 (1977-08-01), Gunther et al.
Drefahl et al., Chem. Ber. 93(1960), pp. 492-497.

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