4-Stilbenyl-5-cyano-1,2,3-triazoles

Details 4-Stilbenyl-5-cyano-1,2,3-triazoles 4-Stilbenyl-5-cyano-1,2,3-triazoles

1975-09-12

1977-01-04

Curtis, Allen B.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260240D, 260308A, C07D24904, C07D24906, C07D41304

Patent

active

040012212

ABSTRACT:
Compounds of the formula (I) ##STR1## in which R is hydrogen, or lower alkyl, which may be substituted by phenyl, hydroxy, lower carbalkoxy or cyano, X is hydrogen, chlorine, methyl, methoxy, cyano or lower carbalkoxy, n is 1 to 3, and A is an aromatic carboxylic group or an aromatic hetero-cyclic 5- or 6-membered group as well as their N-alkylated quaternary reaction products. These compounds are useful as optical brighteners for lacquers, natural or synthetic fibers and films, foils or other shaped forms made therefrom.

REFERENCES:
patent: 3470196 (1969-09-01), Harvey
patent: 3928373 (1975-12-01), Beck et al.
N. S. Zefirov et al., "Rearrangements and Cyclizations 11, Reaction of .alpha., .beta.,-Unsaturated Nitriles with Sodium Azide", pp. 2605- 2608.

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