DE69408564D1 - Verfahren zur Herstellung von 3,5-di-Tert-Butylsalicylaldehyd - Google Patents
Verfahren zur Herstellung von 3,5-di-Tert-ButylsalicylaldehydInfo
- Publication number
- DE69408564D1 DE69408564D1 DE69408564T DE69408564T DE69408564D1 DE 69408564 D1 DE69408564 D1 DE 69408564D1 DE 69408564 T DE69408564 T DE 69408564T DE 69408564 T DE69408564 T DE 69408564T DE 69408564 D1 DE69408564 D1 DE 69408564D1
- Authority
- DE
- Germany
- Prior art keywords
- tert
- butylsalicylaldehyde
- preparation
- acid
- heating
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- RRIQVLZDOZPJTH-UHFFFAOYSA-N 3,5-di-tert-butyl-2-hydroxybenzaldehyde Chemical compound CC(C)(C)C1=CC(C=O)=C(O)C(C(C)(C)C)=C1 RRIQVLZDOZPJTH-UHFFFAOYSA-N 0.000 title 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000004312 hexamethylene tetramine Substances 0.000 abstract 2
- 235000010299 hexamethylene tetramine Nutrition 0.000 abstract 2
- 229960004011 methenamine Drugs 0.000 abstract 2
- ICKWICRCANNIBI-UHFFFAOYSA-N 2,4-di-tert-butylphenol Chemical compound CC(C)(C)C1=CC=C(O)C(C(C)(C)C)=C1 ICKWICRCANNIBI-UHFFFAOYSA-N 0.000 abstract 1
- 229960000583 acetic acid Drugs 0.000 abstract 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 abstract 1
- 239000012362 glacial acetic acid Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/562—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom
- C07C45/565—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom by reaction with hexamethylene-tetramine
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 |
|---|---|---|---|
| US08/144,577 US5324860A (en) | 1993-10-27 | 1993-10-27 | Process for 3,5-di-tert-butylsalicylaldehyde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE69408564D1 true DE69408564D1 (de) | 1998-03-26 |
Family
ID=22509206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69408564T Expired - Lifetime DE69408564D1 (de) | 1993-10-27 | 1994-10-21 | Verfahren zur Herstellung von 3,5-di-Tert-Butylsalicylaldehyd |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5324860A (de) |
| EP (1) | EP0650952B1 (de) |
| JP (1) | JPH07188094A (de) |
| AT (1) | ATE163286T1 (de) |
| AU (1) | AU669821B2 (de) |
| CA (1) | CA2133935A1 (de) |
| DE (1) | DE69408564D1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0170311B1 (ko) * | 1995-06-23 | 1999-02-01 | 김광호 | 스태틱 랜덤 억세스 메모리 및 그 제조방법 |
| US6852867B2 (en) | 2000-07-19 | 2005-02-08 | Chugai Seiyaku Kabushiki Kaisha | Process for preparation of a benzofuran derivative |
| US7122700B2 (en) * | 2004-07-30 | 2006-10-17 | Xerox Corporation | Arylamine processes |
| BR112012025343A2 (pt) | 2010-04-15 | 2016-06-28 | Merck Patent Gmbh | processo para a preparação de hidroquinonas |
| CN102580777B (zh) * | 2011-12-19 | 2013-11-20 | 浙江大学 | 负载型salen锰配合物催化剂及其制备方法和应用 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3833660A (en) * | 1972-04-26 | 1974-09-03 | Gen Electric | Process for making aromatic aldehydes |
| US3974223A (en) * | 1975-05-07 | 1976-08-10 | Gulf Oil Corporation | Process for manufacture of 3,5-ditert.butyl-4-hydroxybenzaldehyde from 3,5-ditert.butyl-4-hydroxybenzyl alcohol |
| US4009210A (en) * | 1975-05-07 | 1977-02-22 | Gulf Oil Corporation | Process for manufacturing 3,5-ditert.butyl-4-hydroxybenzaldehyde by formylation of 2,6-ditert.butylphenol |
| SU829613A1 (ru) * | 1978-11-21 | 1981-05-15 | Предприятие П/Я А-1148 | Способ получени ароматическихОКСиАльдЕгидОВ |
-
1993
- 1993-10-27 US US08/144,577 patent/US5324860A/en not_active Expired - Fee Related
-
1994
- 1994-10-20 CA CA002133935A patent/CA2133935A1/en not_active Abandoned
- 1994-10-21 AT AT94307744T patent/ATE163286T1/de not_active IP Right Cessation
- 1994-10-21 EP EP94307744A patent/EP0650952B1/de not_active Expired - Lifetime
- 1994-10-21 DE DE69408564T patent/DE69408564D1/de not_active Expired - Lifetime
- 1994-10-26 AU AU77497/94A patent/AU669821B2/en not_active Ceased
- 1994-10-26 JP JP6262769A patent/JPH07188094A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US5324860A (en) | 1994-06-28 |
| EP0650952B1 (de) | 1998-02-18 |
| JPH07188094A (ja) | 1995-07-25 |
| AU7749794A (en) | 1995-05-18 |
| AU669821B2 (en) | 1996-06-20 |
| EP0650952A1 (de) | 1995-05-03 |
| CA2133935A1 (en) | 1995-04-28 |
| ATE163286T1 (de) | 1998-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8332 | No legal effect for de |