Short description:
PROCESS FOR PREPARING GABAPENTIN / Ghelfi, Franco; L., Cotarca; Roncaglia, Fabrizio; R., Giovannetti; A., Nicoli. - .
abstract:
A process for preparing gabapentin of formula 1, which comprises Formula (I) converting 1-allyl-cyclohexanecarboxaldehyde into 1-allyl-cyclohexanecarbonitrile; ozonizing 1-allyl-cyclohexanecarbonitrile to obtain 1-cyano-cyclohexaneacetaldehyde; acetalizing 1-cyano-cyclohexaneacetaldehyde with a suitable acetalizing agent to give the corresponding acetal and converting the latter into gabapentin.
Iris type:
Brevetto
Keywords:
Claisen rearrangement; ozonation; acetal
List of contributors: