Reaktion #7158

ord-cd1c80ce4ddb43ffb41ba233536d3992

Lösungsmittel

Reaktionsbedingungen

Temperatur
60°CELSIUS
Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    SonstigeThe solvent is evaporated under reduced pressure
  2. 2
    Sonstigethe residue is purified by silica gel column chromatography (eluent: gradient from 0% to 100% hexane/ethyl acetate)

Vorschrift

4-Hydroxy-3-methoxyphenylacetic acid pentafluorophenyl ester (60 mg) and Intermediate 2 (60 mg) are dissolved in ethyl acetate, and the mixture is stirred at 60° C. for 18 hours. The solvent is evaporated under reduced pressure, and the residue is purified by silica gel column chromatography (eluent: gradient from 0% to 100% hexane/ethyl acetate) to give the title compound (50 mg).

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US07084176B2uspto-grants-2006_08