Hydroxy aryl triazine ultraviolet absorbers

Details Hydroxy aryl triazine ultraviolet absorbers Hydroxy aryl triazine ultraviolet absorbers

1995-06-07

1998-06-02

Gupta, Yogendra N.

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C07D25124

Patent

active

057602280

ABSTRACT:
Provided are hydroxy aryl triazine ultraviolet absorbers of the general formula ##STR1## wherein R.sup.19, R.sup.23 and R.sup.25 are independently selected from the group consisting hydrogen, hydroxy, alkyl of 1 to 12 carbon atoms, alkoxy of 1 to 12 carbon atoms, sulfonic, halo, carboxy, haloalkyl and acrylamino;

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