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US 2023/0159429 A1Published application
Vitamin k2 synthesis
AssigneeDsm IP Assets B.V.
InventorsWerner BONRATH, Rolf KUENZI
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Abstract
The present invention relates to a new process of production of menaquinone 4, which is also known as vitamin K2.
Claims8
A process for the production of the compound of formula (I)
- wherein R is
- wherein the compound of formula (II)
- wherein R is
- is reacted with the compound of formula (III)
- in the presence of a heterogeneous triflate catalyst.
2 more elements
Dependencies are inferred from the claim text.