Reaktion #85135

ord-ded25a1437784d6fafb707e5b36c77fc

Reaktionsgleichung

COc1cc(-c2cc(Cl)ccc2C#N)c(OC(F)F)cn1
4-chloro-2-[5-(difluoromethoxy)-2-methoxypyridin-4-yl]benzonitrile
Br.c1cc[nH+]cc1
pyridinium hydrobromide
N#Cc1ccc(Cl)cc1-c1cc(=O)[nH]cc1OC(F)F
4-Chloro-2-[5-(difluoromethoxy)-2-oxo-1,2-dihydropyridin-4-yl]benzonitrile

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    SonstigeThe crude product was purified by flash chromatography (IR-50SI, dichloromethane/methanol 3-25%)

Vorschrift

230 mg (purity 80%, 0.59 mmol) of 4-chloro-2-[5-(difluoromethoxy)-2-methoxypyridin-4-yl]benzonitrile and pyridinium hydrobromide were reacted according to General Method 3A. The crude product was purified by flash chromatography (IR-50SI, dichloromethane/methanol 3-25%). Yield: 167 mg (95% of theory)

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US09434690B2uspto-grants-2016_09