ATE401293T1 - Verfahren zur herstellung von 3,4-dihydroxy- 3cyclobuten-1,2-dion - Google Patents
Verfahren zur herstellung von 3,4-dihydroxy- 3cyclobuten-1,2-dionInfo
- Publication number
- ATE401293T1 ATE401293T1 AT98941733T AT98941733T ATE401293T1 AT E401293 T1 ATE401293 T1 AT E401293T1 AT 98941733 T AT98941733 T AT 98941733T AT 98941733 T AT98941733 T AT 98941733T AT E401293 T1 ATE401293 T1 AT E401293T1
- Authority
- AT
- Austria
- Prior art keywords
- general formula
- following general
- dione
- dihydroxy
- producing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- PWEBUXCTKOWPCW-UHFFFAOYSA-N squaric acid Chemical compound OC1=C(O)C(=O)C1=O PWEBUXCTKOWPCW-UHFFFAOYSA-N 0.000 title 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 150000004820 halides Chemical class 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
- C07C49/703—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups
- C07C49/707—Unsaturated compounds containing a keto groups being part of a ring containing hydroxy groups a keto group being part of a three- to five-membered ring
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/385—Saturated compounds containing a keto group being part of a ring
- C07C49/517—Saturated compounds containing a keto group being part of a ring containing ether groups, groups, groups, or groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/04—Systems containing only non-condensed rings with a four-membered ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24057897 | 1997-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE401293T1 true ATE401293T1 (de) | 2008-08-15 |
Family
ID=17061609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT98941733T ATE401293T1 (de) | 1997-09-05 | 1998-09-07 | Verfahren zur herstellung von 3,4-dihydroxy- 3cyclobuten-1,2-dion |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US6331653B1 (de) |
| EP (2) | EP1676827A3 (de) |
| JP (1) | JP4111673B2 (de) |
| KR (3) | KR100540990B1 (de) |
| CN (2) | CN1134393C (de) |
| AT (1) | ATE401293T1 (de) |
| AU (1) | AU725903B2 (de) |
| CA (1) | CA2302381C (de) |
| DE (1) | DE69839732D1 (de) |
| WO (1) | WO1999012881A1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010018795A (ja) * | 2008-06-10 | 2010-01-28 | Sumitomo Chemical Co Ltd | オキソカーボン基を有する高分子 |
| PL2451763T3 (pl) * | 2009-07-06 | 2015-08-31 | Solvay | Sposób wytwarzania halogenowanych prekursorów alkenonów w obecności rozpuszczalnika |
| US10538475B2 (en) | 2012-05-25 | 2020-01-21 | Nutech Ventures | Amphiphilic cyclobutenes and cylobutanes |
| CN109879854A (zh) * | 2019-03-25 | 2019-06-14 | 河南湾流生物科技有限公司 | 一种具有抗氧化作用的环丁烯酮类化合物及其制备方法 |
| CN112225652B (zh) * | 2020-11-10 | 2023-07-25 | 合肥工业大学 | 一种二水合四羰基环丁烷化合物的制备及用途 |
| CN115710169B (zh) * | 2022-11-18 | 2024-05-28 | 北京成宇化工有限公司 | 一种方酸的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IE64516B1 (en) | 1990-02-12 | 1995-08-09 | Lonza Ag | A process for the preparation of quadratic acid |
| CN1074760C (zh) | 1996-04-09 | 2001-11-14 | 协和油化株式会社 | 3,4－二羟基－3－环丁烯-1,2-二酮的制造方法 |
-
1998
- 1998-09-07 AT AT98941733T patent/ATE401293T1/de not_active IP Right Cessation
- 1998-09-07 CN CNB988088134A patent/CN1134393C/zh not_active Expired - Fee Related
- 1998-09-07 WO PCT/JP1998/003989 patent/WO1999012881A1/ja not_active Ceased
- 1998-09-07 EP EP06005726A patent/EP1676827A3/de not_active Withdrawn
- 1998-09-07 DE DE69839732T patent/DE69839732D1/de not_active Expired - Lifetime
- 1998-09-07 US US09/486,363 patent/US6331653B1/en not_active Expired - Fee Related
- 1998-09-07 EP EP98941733A patent/EP1010684B1/de not_active Expired - Lifetime
- 1998-09-07 JP JP2000510694A patent/JP4111673B2/ja not_active Expired - Fee Related
- 1998-09-07 CA CA002302381A patent/CA2302381C/en not_active Expired - Fee Related
- 1998-09-07 KR KR1020057019590A patent/KR100540990B1/ko not_active Expired - Fee Related
- 1998-09-07 CN CNB021584729A patent/CN1258510C/zh not_active Expired - Fee Related
- 1998-09-07 KR KR10-2000-7002153A patent/KR100537409B1/ko not_active Expired - Fee Related
- 1998-09-07 AU AU89981/98A patent/AU725903B2/en not_active Ceased
- 1998-09-07 KR KR1020057019589A patent/KR100540989B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| AU8998198A (en) | 1999-03-29 |
| CN1134393C (zh) | 2004-01-14 |
| US6331653B1 (en) | 2001-12-18 |
| EP1676827A2 (de) | 2006-07-05 |
| CA2302381A1 (en) | 1999-03-18 |
| KR100540989B1 (ko) | 2006-01-11 |
| WO1999012881A1 (en) | 1999-03-18 |
| DE69839732D1 (de) | 2008-08-28 |
| KR20050106126A (ko) | 2005-11-08 |
| KR20010023507A (ko) | 2001-03-26 |
| EP1010684A4 (de) | 2001-12-19 |
| KR100537409B1 (ko) | 2005-12-19 |
| JP4111673B2 (ja) | 2008-07-02 |
| EP1010684A1 (de) | 2000-06-21 |
| KR100540990B1 (ko) | 2006-01-11 |
| CA2302381C (en) | 2007-05-15 |
| AU725903B2 (en) | 2000-10-26 |
| EP1676827A3 (de) | 2006-07-26 |
| CN1269778A (zh) | 2000-10-11 |
| CN1258510C (zh) | 2006-06-07 |
| KR20050106127A (ko) | 2005-11-08 |
| EP1010684B1 (de) | 2008-07-16 |
| CN1515535A (zh) | 2004-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |