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US 2026/0258005 A1Published application
Method for the preparation of a 3,6-dihydro-2h-1,3,4-oxadiazin-2-one
AssigneeBayer Aktiengesellschaft
InventorAndreas Karl Steib
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Abstract
The present invention provides methods for the preparation of Compound (I) intermediate compounds and their use for the preparation of compound (I).
Claims19
A method for the preparation of a compound of formula (I)
- comprising the step of allowing a compound of formula (II)
- to react under basic conditions in a protic solvent thereby providing the compound of formula (I).
The intermediate compound (IV)
The intermediate compound (III)
The intermediate compound (II)
Use of intermediate compounds (II), (III), (IV), (V) and (VI) for the preparation of compound (I).
Dependencies are inferred from the claim text.