Benzotriazolesulfonic acid derivatives as microbicides

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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514253, 514269, 544238, 544298, 544405, 546271, C07D24918

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active

053746392

ABSTRACT:
Benzotriazolesulfonic acid derivatives of formula I ##STR1## wherein R.sub.3 =R.sub.4 X and R.sub.4 is an unsaturated 6-membered heterocycle having a maximum of 2 nitrogen atoms, it being possible for the heterocycle to be substituted, and X is oxygen or sulfur, while R.sub.1 and R.sub.2 are as defined herein, are valuable microbicides. They can be used in plant protection in the form of suitable compositions, for example for controlling fungal diseases.

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