Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Patent
1978-09-15
1980-07-22
Lone, Werren B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
568803, C07C 3700, C07C 3908
Patent
active
042141052
ABSTRACT:
A process for the production of pyrocatechol and hydroquinone by the hydroxylation of phenol in the nucleus with hydrogen peroxide, wherein phenol is reacted at the start of the reaction with substantially anhydrous hydrogen peroxide and wherein the reaction is carried out in the presence of a strong acid.
REFERENCES:
patent: 3849502 (1974-11-01), Bourdin et al.
patent: 3993673 (1976-11-01), McMullen
patent: 4053523 (1977-10-01), Seifert et al.
Schwerdtel Wulf
Seifert Hermann
Swodenk Wolfgang
Waldmann Helmut
Bayer Aktiengesellschaft
Lone Werren B.
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