C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/236.22
C07C 49/617 (2006.01) C09B 3/04 (2006.01)
Patent
CA 1231095
Process for the production of benzanthrone Abstract of the Disclosure The invention describes a process for the production of benzanthrone by reacting anthraquinone with glycerol and/or acrolein, using anthrone as reducing agent. Benzanthrone is an important intermediate for dyes and is used in particular for the preparation of vat dyes.
458547
Bersier Jacques
Burli Martin
Herrmann Hans-Ulrich
Plattner Eric
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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