C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/539.6
C07C 53/40 (2006.01) C07C 51/64 (2006.01)
Patent
CA 1111066
PRODUCTION OF PURE ACETYL CHLORIDE ABSTRACT OF THE DISCLOSURE: Pure acetyl chloride containing less than 1 ppm of phosphorus is produced. To this end, crude acetyl chloride containing phosphorus compounds is intimately contacted with 1 to 20 liters of gaseous chlorine per liter of liquid crude acetyl chloride and the acetyl chloride so contacted with chlorine is subjected to fractional distillation.
318675
Auer Eberhard
Gehrmann Klaus
Ohorodnik Alexander
Fetherstonhaugh & Co.
Hoechst Aktiengesellschaft
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