Reaktion #55327

Reaktionsgleichung

1-p-ethoxyphenyl-2,2-dichlorocyclopropane-1-carboxylic acid

thionyl chloride

→

1-p-Ethoxyphenyl-2,2-dichlorocyclopropane-1-carbonyl chloride

Reaktionsbedingungen

Aufarbeitung

1. 1
   SonstigeThe excess thionyl chloride was then evaporated under vacuum (1 Torr.)
2. 2
   Sonstigethe residue of carbonyl chloride reacted without further purification with one of the alcohols (a), (b), (c) or (d)

Vorschrift

The 1-p-ethoxyphenyl-2,2-dichlorocyclopropane-1-carboxylic acid (1.38 g) was refluxed on a water bath with thionyl chloride (1.19 g) for 15 minutes. The excess thionyl chloride was then evaporated under vacuum (1 Torr.) and the residue of carbonyl chloride reacted without further purification with one of the alcohols (a), (b), (c) or (d). ##STR11##

Quelle