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US 10,053,420 B2Granted
Processes for the preparation of compounds, such as 3-arylbutanals, useful in the synthesis of medetomidine
AssigneeCambrex Karlskoga AB
InventorsLars Eklund, Margus Eek, Ramesh Ekambaram, Ants Maasalu
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Abstract
There is provided a process for the preparation of a compound of formula (I) as defined herein, wherein said process comprises reacting a compound of formula (II) as defined s herein with one or more suitable Vilsmeier reagent.
Claims19
A process for preparing a compound of formula I
- wherein said process comprises reacting a compound of formula II
- with one or more suitable Vilsmeier reagent.
Dependencies are inferred from the claim text.