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US 7,358,382 B2Granted
Protected 3,5-dihydroxy-2,2-dimethyl-valeronitriles for the synthesis of epothilones and epothilone derivatives and process for the production
AssigneeBayer Schering Pharma Aktiengesellschaft
InventorsJurgen Westermann, Johannes Platzek, Orlin Petrov
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Abstract
The invention relates to 3,5-dihydroxy-2,2-dimethyl-valeronitriles for the synthesis of epothilones and epothilone derivatives and process for the production of these new intermediate products in the synthesis and the use for the production of epothilones or epothilone derivatives.
Claims7
A compound of formula
- in which
- R4 stands for a C1-C6 alkyl, phenyl or benzyl group.
A compound of the following formula XIII:
- in which
- R4 stands for a C1-C6 alkyl, phenyl or benzyl group.
A compound of formula
- in which
- R4 stands for a C1-C6 alkyl, phenyl or benzyl group.
Dependencies are inferred from the claim text.