NL6703581A - - Google Patents
Info
- Publication number
- NL6703581A NL6703581A NL6703581A NL6703581A NL6703581A NL 6703581 A NL6703581 A NL 6703581A NL 6703581 A NL6703581 A NL 6703581A NL 6703581 A NL6703581 A NL 6703581A NL 6703581 A NL6703581 A NL 6703581A
- Authority
- NL
- Netherlands
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR53505A FR1479354A (fr) | 1966-03-15 | 1966-03-15 | Procédé d'obtention de polyphénols |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6703581A true NL6703581A (de) | 1967-09-18 |
| NL151978B NL151978B (nl) | 1977-01-17 |
Family
ID=8603831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL676703581A NL151978B (nl) | 1966-03-15 | 1967-03-07 | Werkwijze voor het bereiden van hydrochinon en pyrocatechol door oxydatie van fenol. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3514490A (de) |
| BE (1) | BE695474A (de) |
| CH (1) | CH464224A (de) |
| DE (1) | DE1593968C3 (de) |
| FR (1) | FR1479354A (de) |
| GB (1) | GB1135875A (de) |
| LU (1) | LU53183A1 (de) |
| NL (1) | NL151978B (de) |
| SE (1) | SE349288B (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3914324A (en) * | 1971-07-17 | 1975-10-21 | Brichima Spa | Process for the preparation of diphenols |
| DE2167040C2 (de) * | 1971-07-17 | 1982-07-08 | Brichima S.p.A., Milano | Verfahren zur Herstellung von Brenzcatechin und Hydrochinon |
| FR2182668A1 (de) * | 1972-05-03 | 1973-12-14 | Rhone Poulenc Sa | |
| US3950437A (en) * | 1972-12-25 | 1976-04-13 | Oxirane Chemical Co. | Method for manufacture of dihydric phenols |
| 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 |
| DE3308726C2 (de) * | 1983-03-11 | 1991-01-24 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Dihydroxybenzolen |
| DE3308769C2 (de) * | 1983-03-11 | 1985-01-24 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von Dihydroxybenzolen |
| FR2618143B1 (fr) * | 1987-07-17 | 1989-09-22 | Rhone Poulenc Chimie | Procede d'hydroxylation du phenol |
| GB9107655D0 (en) * | 1991-04-11 | 1991-05-29 | Interox Chemicals Ltd | Selective hydroxylation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL129007C (de) * | 1965-04-09 | 1900-01-01 |
-
1966
- 1966-03-15 FR FR53505A patent/FR1479354A/fr not_active Expired
-
1967
- 1967-03-06 SE SE03071/67A patent/SE349288B/xx unknown
- 1967-03-07 NL NL676703581A patent/NL151978B/xx not_active IP Right Cessation
- 1967-03-10 US US622110A patent/US3514490A/en not_active Expired - Lifetime
- 1967-03-14 BE BE695474D patent/BE695474A/xx not_active IP Right Cessation
- 1967-03-14 LU LU53183D patent/LU53183A1/xx unknown
- 1967-03-15 CH CH374467A patent/CH464224A/fr unknown
- 1967-03-15 DE DE1593968A patent/DE1593968C3/de not_active Expired
- 1967-03-15 GB GB12137/67A patent/GB1135875A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE349288B (de) | 1972-09-25 |
| FR1479354A (fr) | 1967-05-05 |
| US3514490A (en) | 1970-05-26 |
| NL151978B (nl) | 1977-01-17 |
| GB1135875A (en) | 1968-12-04 |
| DE1593968A1 (de) | 1970-10-29 |
| CH464224A (fr) | 1968-10-31 |
| DE1593968C3 (de) | 1974-11-28 |
| DE1593968B2 (de) | 1974-05-02 |
| LU53183A1 (de) | 1967-09-14 |
| BE695474A (de) | 1967-09-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: RHONE POULENC |