CS193511B2 - Process for preparing dihydroxy-benzenes - Google Patents
Process for preparing dihydroxy-benzenesInfo
- Publication number
- CS193511B2 CS193511B2 CS228975A CS228975A CS193511B2 CS 193511 B2 CS193511 B2 CS 193511B2 CS 228975 A CS228975 A CS 228975A CS 228975 A CS228975 A CS 228975A CS 193511 B2 CS193511 B2 CS 193511B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- benzenes
- preparing dihydroxy
- dihydroxy
- preparing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49037319A JPS5238547B2 (cs) | 1974-04-04 | 1974-04-04 | |
JP49049812A JPS5238549B2 (cs) | 1974-05-07 | 1974-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
CS193511B2 true CS193511B2 (en) | 1979-10-31 |
Family
ID=26376455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS228975A CS193511B2 (en) | 1974-04-04 | 1975-04-03 | Process for preparing dihydroxy-benzenes |
Country Status (7)
Country | Link |
---|---|
CS (1) | CS193511B2 (cs) |
DE (1) | DE2514743C3 (cs) |
FR (1) | FR2266684B1 (cs) |
GB (1) | GB1448357A (cs) |
HU (1) | HU172432B (cs) |
IT (1) | IT1034822B (cs) |
SU (1) | SU662004A3 (cs) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4337370A (en) * | 1979-11-08 | 1982-06-29 | Sumitomo Chemical Company, Limited | Process for the preparation of resorcinol derivatives |
JP2897364B2 (ja) * | 1990-07-26 | 1999-05-31 | 大日本インキ化学工業株式会社 | 二価フェノール類の製法 |
FR2667598B1 (fr) * | 1990-10-08 | 1994-05-20 | Rhone Poulenc Chimie | Procede d'hydroxylation de composes phenoliques. |
FR2689505B1 (fr) * | 1992-04-03 | 1995-06-09 | Rhone Poulenc Chimie | Procede d'hydroxylation de composes phenoliques. |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3481989A (en) * | 1967-06-01 | 1969-12-02 | Universal Oil Prod Co | Substitution of aromatic compounds |
FR2071464A5 (cs) * | 1969-12-30 | 1971-09-17 | Rhone Poulenc Sa | |
CA919707A (en) * | 1970-12-29 | 1973-01-23 | Mitsubishi Chemical Industries Limited | Process for preparing catechol and hydroquinone |
JPS5111103B1 (cs) * | 1970-12-30 | 1976-04-08 | ||
DE2150657C3 (de) * | 1971-07-17 | 1978-10-26 | Brichima S.P.A., Mailand (Italien) | Verfahren zur Herstellung einer Mischung aus Brenzcatechin und Hydrochinon |
DE2138735A1 (de) * | 1971-08-03 | 1973-03-01 | Haarmann & Reimer Gmbh | Verfahren zur herstellung von polyhydroxybenzolen |
IT964049B (it) * | 1972-08-18 | 1974-01-21 | Brichima Spa | Processo per la preparazione di difenoli |
-
1975
- 1975-03-18 GB GB1112675A patent/GB1448357A/en not_active Expired
- 1975-04-02 HU HU75UE00000063A patent/HU172432B/hu unknown
- 1975-04-03 IT IT2197375A patent/IT1034822B/it active
- 1975-04-03 CS CS228975A patent/CS193511B2/cs unknown
- 1975-04-03 SU SU752119546A patent/SU662004A3/ru active
- 1975-04-04 FR FR7510618A patent/FR2266684B1/fr not_active Expired
- 1975-04-04 DE DE19752514743 patent/DE2514743C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2266684A1 (cs) | 1975-10-31 |
IT1034822B (it) | 1979-10-10 |
DE2514743A1 (de) | 1975-11-20 |
DE2514743B2 (de) | 1981-02-05 |
DE2514743C3 (de) | 1982-03-18 |
FR2266684B1 (cs) | 1980-01-11 |
GB1448357A (en) | 1976-09-08 |
SU662004A3 (ru) | 1979-05-05 |
HU172432B (hu) | 1978-08-28 |
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