FR2268779A1 - Trimethyl-para-benzoquinone prepn. - by oxidn. of 2,3,5-trimethyl-phenol in presence of complex salts of cobalt and Schiff's bases - Google Patents
Trimethyl-para-benzoquinone prepn. - by oxidn. of 2,3,5-trimethyl-phenol in presence of complex salts of cobalt and Schiff's basesInfo
- Publication number
- FR2268779A1 FR2268779A1 FR7414078A FR7414078A FR2268779A1 FR 2268779 A1 FR2268779 A1 FR 2268779A1 FR 7414078 A FR7414078 A FR 7414078A FR 7414078 A FR7414078 A FR 7414078A FR 2268779 A1 FR2268779 A1 FR 2268779A1
- Authority
- FR
- France
- Prior art keywords
- trimethyl
- benzoquinone
- complex salts
- bases
- oxidn
- 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.)
- Granted
Links
- QIXDHVDGPXBRRD-UHFFFAOYSA-N 2,3,5-trimethylcyclohexa-2,5-diene-1,4-dione Chemical compound CC1=CC(=O)C(C)=C(C)C1=O QIXDHVDGPXBRRD-UHFFFAOYSA-N 0.000 title abstract 5
- OGRAOKJKVGDSFR-UHFFFAOYSA-N 2,3,5-trimethylphenol Chemical compound CC1=CC(C)=C(C)C(O)=C1 OGRAOKJKVGDSFR-UHFFFAOYSA-N 0.000 title abstract 4
- QQOMQLYQAXGHSU-UHFFFAOYSA-N 236TMPh Natural products CC1=CC=C(C)C(O)=C1C QQOMQLYQAXGHSU-UHFFFAOYSA-N 0.000 title abstract 2
- 150000003839 salts Chemical class 0.000 title abstract 2
- 229910017052 cobalt Inorganic materials 0.000 title 1
- 239000010941 cobalt Substances 0.000 title 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical class [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 title 1
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- GVJHHUAWPYXKBD-UHFFFAOYSA-N (±)-α-Tocopherol Chemical compound OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 abstract 2
- AUFZRCJENRSRLY-UHFFFAOYSA-N 2,3,5-trimethylhydroquinone Chemical compound CC1=CC(O)=C(C)C(C)=C1O AUFZRCJENRSRLY-UHFFFAOYSA-N 0.000 abstract 1
- 229930003427 Vitamin E Natural products 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- WIGCFUFOHFEKBI-UHFFFAOYSA-N gamma-tocopherol Natural products CC(C)CCCC(C)CCCC(C)CCCC1CCC2C(C)C(O)C(C)C(C)C2O1 WIGCFUFOHFEKBI-UHFFFAOYSA-N 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 125000005842 heteroatom Chemical group 0.000 abstract 1
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 229940046009 vitamin E Drugs 0.000 abstract 1
- 235000019165 vitamin E Nutrition 0.000 abstract 1
- 239000011709 vitamin E Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C46/00—Preparation of quinones
- C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
- C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
- C07C46/08—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring with molecular oxygen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7414078A FR2268779A1 (en) | 1974-04-23 | 1974-04-23 | Trimethyl-para-benzoquinone prepn. - by oxidn. of 2,3,5-trimethyl-phenol in presence of complex salts of cobalt and Schiff's bases |
| NL7504476A NL7504476A (nl) | 1974-04-23 | 1975-04-15 | Werkwijze ter bereiding van trimethyl p-benzochinon. |
| JP4854675A JPS5111725A (en) | 1974-04-23 | 1975-04-21 | Torimechiru pp benzokinonnoseizoho |
| BE155644A BE828230A (fr) | 1974-04-23 | 1975-04-22 | Procede de preparation de trimethyl-p-benzoquinone |
| DE19752518028 DE2518028A1 (de) | 1974-04-23 | 1975-04-23 | Verfahren zur herstellung von trimethyl-p-benzochinon |
| IT2268375A IT1037548B (it) | 1974-04-23 | 1975-04-23 | Procedimento per preparare trimetil p benzochimone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7414078A FR2268779A1 (en) | 1974-04-23 | 1974-04-23 | Trimethyl-para-benzoquinone prepn. - by oxidn. of 2,3,5-trimethyl-phenol in presence of complex salts of cobalt and Schiff's bases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2268779A1 true FR2268779A1 (en) | 1975-11-21 |
| FR2268779B1 FR2268779B1 (https=) | 1976-12-17 |
Family
ID=9137999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7414078A Granted FR2268779A1 (en) | 1974-04-23 | 1974-04-23 | Trimethyl-para-benzoquinone prepn. - by oxidn. of 2,3,5-trimethyl-phenol in presence of complex salts of cobalt and Schiff's bases |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5111725A (https=) |
| BE (1) | BE828230A (https=) |
| DE (1) | DE2518028A1 (https=) |
| FR (1) | FR2268779A1 (https=) |
| IT (1) | IT1037548B (https=) |
| NL (1) | NL7504476A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0992478A1 (de) * | 1998-10-06 | 2000-04-12 | Basf Aktiengesellschaft | Verfahren zur Reinigung und Isolierung von 2,3,5-Trimethyl-p-benzochinon |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS567734A (en) * | 1979-06-28 | 1981-01-27 | Takeda Chem Ind Ltd | Preparation of quinone derivative |
| US4482493A (en) * | 1982-10-22 | 1984-11-13 | Sagami Chemical Research Center | Method for preparing benzoquinones |
| CN115894204A (zh) * | 2022-11-28 | 2023-04-04 | 南京工业大学 | 一种氧气氧化合成三甲基苯醌的方法 |
-
1974
- 1974-04-23 FR FR7414078A patent/FR2268779A1/fr active Granted
-
1975
- 1975-04-15 NL NL7504476A patent/NL7504476A/xx unknown
- 1975-04-21 JP JP4854675A patent/JPS5111725A/ja active Pending
- 1975-04-22 BE BE155644A patent/BE828230A/xx unknown
- 1975-04-23 IT IT2268375A patent/IT1037548B/it active
- 1975-04-23 DE DE19752518028 patent/DE2518028A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0992478A1 (de) * | 1998-10-06 | 2000-04-12 | Basf Aktiengesellschaft | Verfahren zur Reinigung und Isolierung von 2,3,5-Trimethyl-p-benzochinon |
Also Published As
| Publication number | Publication date |
|---|---|
| BE828230A (fr) | 1975-10-22 |
| FR2268779B1 (https=) | 1976-12-17 |
| JPS5111725A (en) | 1976-01-30 |
| DE2518028A1 (de) | 1975-11-13 |
| NL7504476A (nl) | 1975-10-27 |
| IT1037548B (it) | 1979-11-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |