Reacción #1810796

ord-8724202879124ff59d4e0dba56da86ac

Ecuación de reacción

CCOC(=O)CC(C)O
ethyl 3-hydroxybutyrate
CCOC(=O)CC(O)CC#N
ethyl 4-cyano-3-hydroxybutyrate
CCOC(=O)C[C@H](O)CC#N
ethyl (R)-4-cyano-3-hydroxybutyrate
Rendimiento 99.0%

Condiciones de reacción

Condiciones detalladas
See reaction.notes.procedure_details.

Tratamiento posterior

  1. 1
    OtroAfter reaction for 3 hours

Procedimiento

Instead of ethyl 3-hydroxybutyrate used in Example 1, ethyl 4-cyano-3-hydroxybutyrate (1%, w/v) was used as a reactant and novozyme 435 lipase was used as a biocatalyst. After reaction for 3 hours, ethyl (R)-4-cyano-3-hydroxybutyrate (99% e.e) was obtained at 57.3% conversion.

Fuente

DOI: 10.6084/m9.figshare.5104873.v1Patente: US07485452B2uspto-grants-2009_02