BE847214A - Procede de preparation de trimethyldroquinone, - Google Patents
Procede de preparation de trimethyldroquinone,Info
- Publication number
- BE847214A BE847214A BE171454A BE171454A BE847214A BE 847214 A BE847214 A BE 847214A BE 171454 A BE171454 A BE 171454A BE 171454 A BE171454 A BE 171454A BE 847214 A BE847214 A BE 847214A
- Authority
- BE
- Belgium
- Prior art keywords
- trimethyldroquinone
- preparing
- preparing trimethyldroquinone
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
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
- C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
- C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7531950A FR2327980A1 (fr) | 1975-10-14 | 1975-10-14 | Procede de preparation de trimethylhydroquinone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE847214A true BE847214A (fr) | 1977-04-13 |
Family
ID=9161365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE171454A BE847214A (fr) | 1975-10-14 | 1976-10-13 | Procede de preparation de trimethyldroquinone, |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4247720A (nl) |
| JP (1) | JPS593454B2 (nl) |
| BE (1) | BE847214A (nl) |
| CA (1) | CA1077062A (nl) |
| CH (1) | CH603518A5 (nl) |
| DE (1) | DE2646172C2 (nl) |
| FR (1) | FR2327980A1 (nl) |
| GB (1) | GB1544851A (nl) |
| IT (1) | IT1068946B (nl) |
| NL (1) | NL7611314A (nl) |
| SU (1) | SU795453A3 (nl) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61126574A (ja) * | 1984-11-26 | 1986-06-14 | Sanyo Electric Co Ltd | 画像形成装置 |
| JPH07103055B2 (ja) * | 1985-04-16 | 1995-11-08 | 三菱瓦斯化学株式会社 | ２，３，５−トリメチルハイドロキノンの製造方法 |
| US6211418B1 (en) | 1997-08-01 | 2001-04-03 | Nippon Petrochemicals Company Limited | Method for producing trimethylhydroquinone |
| DE19817644A1 (de) * | 1998-04-21 | 1999-10-28 | Degussa | Neues Verfahren zur Herstellung von 2,3,5-Trimethylhydrochinondiestern |
| DE19905685A1 (de) * | 1999-02-11 | 2000-08-17 | Degussa | Verfahren zur Herstellung von 2,3,5-Trimethylhydrochinondiestern |
| DE10017494A1 (de) * | 2000-04-07 | 2001-10-11 | Degussa | Verfahren zur Herstellung von Trimethylhydrochinon-Diacetat und Trimethylhydrochinon |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2640084A (en) * | 1949-02-16 | 1953-05-26 | Union Carbide & Carbon Corp | Dehydrogenation catalyst and process |
| US3580970A (en) * | 1967-11-22 | 1971-05-25 | Gulf Research Development Co | Dehydrogenation of cycloaliphatic ketones and alcohols |
| US3627833A (en) * | 1968-07-05 | 1971-12-14 | Mobil Oil Corp | Preparation of dihydroresorcinol |
| DE1768875B1 (de) * | 1968-07-10 | 1972-02-10 | Ruetgerswerke Ag | Verfahren zur Herstellung von 3,5-Dimethylphenol |
| UST900015I4 (en) * | 1970-10-01 | 1972-07-25 | defensive publication | |
| DE2064097A1 (de) * | 1970-12-28 | 1972-07-06 | Farbenfabriken Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Brenzcatechin und dessen Monoäthern |
| US3953526A (en) * | 1972-09-22 | 1976-04-27 | Atlantic Richfield Company | Synthesis of hydroquinone |
| DE2437929A1 (de) * | 1974-08-07 | 1976-02-19 | Hoechst Ag | Verfahren zur herstellung von hydrochinon |
-
1975
- 1975-10-14 FR FR7531950A patent/FR2327980A1/fr active Granted
-
1976
- 1976-10-12 US US05/731,353 patent/US4247720A/en not_active Expired - Lifetime
- 1976-10-13 SU SU762409555A patent/SU795453A3/ru active
- 1976-10-13 BE BE171454A patent/BE847214A/xx not_active IP Right Cessation
- 1976-10-13 DE DE2646172A patent/DE2646172C2/de not_active Expired
- 1976-10-13 GB GB42555/76A patent/GB1544851A/en not_active Expired
- 1976-10-13 NL NL7611314A patent/NL7611314A/nl not_active Application Discontinuation
- 1976-10-13 CH CH1296976A patent/CH603518A5/xx not_active IP Right Cessation
- 1976-10-13 CA CA263,278A patent/CA1077062A/fr not_active Expired
- 1976-10-14 IT IT28336/76A patent/IT1068946B/it active
- 1976-10-14 JP JP51122356A patent/JPS593454B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7611314A (nl) | 1977-04-18 |
| FR2327980A1 (fr) | 1977-05-13 |
| DE2646172A1 (de) | 1977-04-28 |
| CA1077062A (fr) | 1980-05-06 |
| JPS5248636A (en) | 1977-04-18 |
| CH603518A5 (nl) | 1978-08-15 |
| IT1068946B (it) | 1985-03-21 |
| DE2646172C2 (de) | 1985-04-11 |
| SU795453A3 (ru) | 1981-01-07 |
| FR2327980B1 (nl) | 1979-04-27 |
| JPS593454B2 (ja) | 1984-01-24 |
| US4247720A (en) | 1981-01-27 |
| GB1544851A (en) | 1979-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: RHONE-POULENC INDUSTRIES Effective date: 19911031 |