Process for the preparation of hydroxyphenyl-1,3,5-triazines

Details Process for the preparation of hydroxyphenyl-1,3,5-triazines Process for the preparation of hydroxyphenyl-1,3,5-triazines

1994-10-12

1995-12-26

Gupta, Yogendra N.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544216, 562 30, C07D25124

Patent

active

054789354

ABSTRACT:
A simple process for the preparation of a triazine of formula (1) is described, which comprises converting a dihydrotriazine of formula (2) with a reducing agent to a 1,3,5-triazine of formula (1).
The triazines obtained by the novel process are suitable UV absorbers for organic materials, in particular for polyester fiber materials, or suitable starting materials for the preparation of UV absorbers.

REFERENCES:
Reagents for Organic Synthesis, Fieser & Fieser, John Wiley and Sons, 1967 p. 1048.
(Khim. Geteritsikl. Soedin. (2), S. 350-353) (1969), C.A. 71 30455 k.

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