Process and novel intermediates for preparing triazolinones
AssigneeBayer Aktiengesellschaft
InventorHeinz-Jurgen Wroblowsky
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Abstract
The present invention relates to a novel process for preparing a hydrazinecarboxylic ester of the formula (III) ##STR1## wherein R represents C.sub.1-4 -alkyl, which is optionally substituted by halogen or C.sub.1-4 -alkoxy, or represents phenyl, which is optionally substituted by halogen or C.sub.1-4 -alkyl, and R.sup.1 represents halogenoalkyl which is useful as an intermediate for preparing triazolinones.
Claims2
A hydrazinecarboxylic ester of the formula (III) ##STR19## wherein R represents C.sub.1-4 -alkyl, which is optionally substituted by halogen or C.sub.1-4 -alkoxy, or represents phenyl, which is optionally substituted by halogen or C.sub.1-4 -alkyl, and
- R.sup.1 represents halogenoalkyl.
Dependencies are inferred from the claim text.