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US 4,182,713 AGranted
Benzotriazoles useful as azo dyestuff intermediates
AssigneeBayer Aktiengesellschaft
InventorsHermann Goebel, Erich Kramer
Life of this patent
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Abstract
The compound which corresponds to the formula ##STR1## is suitable for the preparation of azo dyestuffs.
Claims1
Compound which, in the form of the free acid, corresponds to the formula ##STR6##
Dependencies are inferred from the claim text.