C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/539.2
C07C 63/15 (2006.01) C07C 51/60 (2006.01)
Patent
CA 1179686
"A process for the production of aromatic carboxylic acid chlorides" ABSTRACT OF THE DISCLOSURE A single-stage process for the production of pure aromatic carboxylic acid chlorides by reacting an aromatic carboxylic acid or an aromatic carboxylic acid mixture with thionylchloride in the presence of tert. phosphine as the catalyst. Le A 20 598
388625
Bottenbruch Ludwig
Freitag Dieter
Rudolph Udo
Schmidt Manfred
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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