C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/618.3
C07C 39/08 (2006.01) C07C 37/07 (2006.01) C07C 46/08 (2006.01)
Patent
CA 1192915
ABSTRACT A process for making hydroquinone from phenol wherein phenol is oxidized in the presence of a copper catalyst to p-benzoquinone and the p-benzoquinone is directly hydrogenated without additional catalyst to hydsoquinone.
425398
Hsu Chao-Yang
Lyons James E.
Gowling Lafleur Henderson Llp
Sun Refining And Marketing Company
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