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US 3,944,667 AGranted
Formylazapentadienenitriles
AssigneeByk Gulden Lomberg Chemische Fabrik GmbH
InventorsKurt Klemm, Erhard Langenscheid
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Abstract
Insecticidal, fungicidal and bactericidal substituted formylazapentadienenitriles are prepared by hydrolyzing an azapentadienylidene ammonium salt of the formula ##EQU1##
Claims5
A compound of the formula ##EQU7## wherein R.sup.1 is alkyl with from 1 to 7 carbon atoms, cycloalkyl with from 3 to 6 ring carbon atoms or, together with R.sup.2, alkylene with from 2 to 5 carbon atoms;
- R.sup.2 is alkyl with from 1 to 7 carbon atoms, cycloalkyl with from 3 to 6 ring carbon atoms or, together with R.sup.1, alkylene with from 2 to 5 carbon atoms;
- in free base or acid addition salt form.
Dependencies are inferred from the claim text.