2-(formylphenyl) benzotriazole intermediates

Details 2-(formylphenyl) benzotriazole intermediates 2-(formylphenyl) benzotriazole intermediates

1986-08-25

1987-11-24

Daus, Donald G.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548261, 524 91, C07D24920

Patent

active

047090413

ABSTRACT:
Compounds of the formula ##STR1## wherein R is hydrogen or a hydroxy-protecting group are disclosed. The compounds are versatile intermediates which can be derivatized by reaction of the formyl group to provide a wide variety of ultraviolet-absorbing substituted 2-(2-hydroxyphenyl)-2H-benzotriazoles.

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