GB1432780A - Method for manufacture of dihydric phenols - Google Patents
Method for manufacture of dihydric phenolsInfo
- Publication number
- GB1432780A GB1432780A GB5853873A GB5853873A GB1432780A GB 1432780 A GB1432780 A GB 1432780A GB 5853873 A GB5853873 A GB 5853873A GB 5853873 A GB5853873 A GB 5853873A GB 1432780 A GB1432780 A GB 1432780A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- manufacture
- dihydric phenols
- alkyl
- dec
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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)
- Catalysts (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47129301A JPS5210852B2 (xx) | 1972-12-25 | 1972-12-25 | |
JP1814773A JPS5210853B2 (xx) | 1973-02-14 | 1973-02-14 | |
JP5194073A JPS5218179B2 (xx) | 1973-05-10 | 1973-05-10 | |
JP48095750A JPS5212691B2 (xx) | 1973-08-28 | 1973-08-28 | |
JP48099067A JPS5111099B2 (xx) | 1973-09-03 | 1973-09-03 | |
JP48126586A JPS5238023B2 (xx) | 1973-11-10 | 1973-11-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1432780A true GB1432780A (en) | 1976-04-22 |
Family
ID=27548769
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2301575A Expired GB1449447A (en) | 1972-12-25 | 1973-12-18 | Method for manufacture of monoalkyl or monoaryl ethers of dihydric phenols |
GB5853873A Expired GB1432780A (en) | 1972-12-25 | 1973-12-18 | Method for manufacture of dihydric phenols |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2301575A Expired GB1449447A (en) | 1972-12-25 | 1973-12-18 | Method for manufacture of monoalkyl or monoaryl ethers of dihydric phenols |
Country Status (6)
Country | Link |
---|---|
CA (1) | CA1024165A (xx) |
DE (1) | DE2364181C3 (xx) |
FR (1) | FR2211434B1 (xx) |
GB (2) | GB1449447A (xx) |
IT (1) | IT1000657B (xx) |
NL (1) | NL7317675A (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5833207B2 (ja) * | 1975-08-28 | 1983-07-18 | 工業技術院長 | ニカフエノ−ルノセイゾウホウホウ |
DE2658943C3 (de) * | 1976-12-24 | 1982-02-18 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Brenzkatechin und Hydrochinon |
DE2658866C3 (de) * | 1976-12-24 | 1979-10-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von mehrwertigen substituierten Phenolen |
DE2942366A1 (de) * | 1979-10-19 | 1981-04-30 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung mehrwertiger phenole |
DE3632075A1 (de) * | 1986-09-20 | 1988-03-24 | Degussa | Verfahren zur herstellung von trihydroxy- bzw. alkoxyhydroxybenzolen |
FR2655332A1 (fr) * | 1989-12-05 | 1991-06-07 | Rhone Poulenc Chimie | Procede d'hydroxylation de phenols et d'ethers de phenols. |
-
1973
- 1973-12-17 CA CA188,292A patent/CA1024165A/en not_active Expired
- 1973-12-18 GB GB2301575A patent/GB1449447A/en not_active Expired
- 1973-12-18 GB GB5853873A patent/GB1432780A/en not_active Expired
- 1973-12-21 FR FR7346090A patent/FR2211434B1/fr not_active Expired
- 1973-12-21 DE DE19732364181 patent/DE2364181C3/de not_active Expired
- 1973-12-24 IT IT7085873A patent/IT1000657B/it active
- 1973-12-27 NL NL7317675A patent/NL7317675A/xx active Search and Examination
Also Published As
Publication number | Publication date |
---|---|
IT1000657B (it) | 1976-04-10 |
FR2211434B1 (xx) | 1976-04-30 |
DE2364181A1 (de) | 1974-07-04 |
GB1449447A (en) | 1976-09-15 |
DE2364181C3 (de) | 1980-03-20 |
FR2211434A1 (xx) | 1974-07-19 |
NL7317675A (xx) | 1974-06-27 |
DE2364181B2 (de) | 1979-07-26 |
CA1024165A (en) | 1978-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |