Organic compounds -- part of the class 532-570 series – Organic compounds – Cyclohexadiene having atoms double bonded directly at the 1-...
Patent
1995-09-21
1997-09-30
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Cyclohexadiene having atoms double bonded directly at the 1-...
552291, C07C 5004, C07C 5002
Patent
active
056727259
ABSTRACT:
The invention provides a novel process to oxidize 1,4-dihydroxy aromatic compounds into the corresponding quinones using sulfuryl chloride as the oxidant. The process is simple and cost effective and provides an efficient way to synthesize hindered quinones.
REFERENCES:
patent: 4636456 (1987-01-01), Takahashi
patent: 5220042 (1993-06-01), Iwaki
patent: 5442117 (1995-08-01), Stahly
Dees Jos,e G.
Hoechst Celanese Corp.
Kalyanaraman Palaiyur S.
Puttlitz, Jr. Karl J.
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