DK0645383T3 - Fremgangsmåde til fremstilling af chromaner - Google Patents
Fremgangsmåde til fremstilling af chromanerInfo
- Publication number
- DK0645383T3 DK0645383T3 DK94114968T DK94114968T DK0645383T3 DK 0645383 T3 DK0645383 T3 DK 0645383T3 DK 94114968 T DK94114968 T DK 94114968T DK 94114968 T DK94114968 T DK 94114968T DK 0645383 T3 DK0645383 T3 DK 0645383T3
- Authority
- DK
- Denmark
- Prior art keywords
- chromanes
- preparation
- carbon
- chroman
- formaldehyde
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
- C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols
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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Pyrane Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26418693A JP3400039B2 (ja) | 1993-09-28 | 1993-09-28 | クロマン化合物の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0645383T3 true DK0645383T3 (da) | 1999-10-11 |
Family
ID=17399674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK94114968T DK0645383T3 (da) | 1993-09-28 | 1994-09-22 | Fremgangsmåde til fremstilling af chromaner |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5495026A (da) |
| EP (1) | EP0645383B1 (da) |
| JP (1) | JP3400039B2 (da) |
| KR (1) | KR970005535B1 (da) |
| AT (1) | ATE178062T1 (da) |
| DE (1) | DE69417326T2 (da) |
| DK (1) | DK0645383T3 (da) |
| ES (1) | ES2131137T3 (da) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5750564A (en) * | 1995-09-12 | 1998-05-12 | Hellberg; Mark | Anti-oxidant esters of non-steroidal anti-inflammatory agents |
| CA2243363C (en) * | 1997-07-17 | 2002-01-29 | Kuraray Co., Ltd. | Process for producing chromans |
| EP0916665A1 (de) * | 1997-11-11 | 1999-05-19 | Lonza A.G. | Verfahren zur Herstellung von Chromanderivaten |
| KR100567183B1 (ko) * | 1997-11-14 | 2006-06-13 | 론자 아게 | 포르밀이미다졸의제조방법 |
| JP2002226473A (ja) * | 2000-08-29 | 2002-08-14 | Kuraray Co Ltd | クロマンカルボン酸の製造方法 |
| CZ20013076A3 (cs) * | 2000-08-29 | 2002-04-17 | Kuraray Co., Ltd. | Způsob výroby chromankarboxylové kyseliny |
| WO2005035490A2 (en) * | 2003-10-10 | 2005-04-21 | Yasoo Health, Inc. | PROCESS FOR SYNTHESIZING d-TOCOTRIENOLS |
| EP1710239A4 (en) * | 2004-01-30 | 2009-03-18 | Mitsubishi Gas Chemical Co | PROCESS FOR PRODUCING A CHROMIUM COMPOUND |
| US8080676B2 (en) | 2006-10-26 | 2011-12-20 | Mitsubishi Gas Chemical Company, Inc. | Method of producing S-(−)-6-hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid and product obtained by the method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3010504A1 (de) * | 1980-03-19 | 1981-10-01 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von 2-hydroxyalkylchromanen |
| JPS6092283A (ja) * | 1983-10-27 | 1985-05-23 | Nippon Oil Co Ltd | クロマン化合物の選択的合成法 |
-
1993
- 1993-09-28 JP JP26418693A patent/JP3400039B2/ja not_active Expired - Fee Related
-
1994
- 1994-09-13 US US08/305,038 patent/US5495026A/en not_active Expired - Lifetime
- 1994-09-22 DE DE69417326T patent/DE69417326T2/de not_active Expired - Lifetime
- 1994-09-22 EP EP94114968A patent/EP0645383B1/en not_active Expired - Lifetime
- 1994-09-22 AT AT94114968T patent/ATE178062T1/de active
- 1994-09-22 DK DK94114968T patent/DK0645383T3/da active
- 1994-09-22 ES ES94114968T patent/ES2131137T3/es not_active Expired - Lifetime
- 1994-09-26 KR KR1019940024111A patent/KR970005535B1/ko not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0797380A (ja) | 1995-04-11 |
| KR950008503A (ko) | 1995-04-17 |
| US5495026A (en) | 1996-02-27 |
| KR970005535B1 (ko) | 1997-04-17 |
| EP0645383A1 (en) | 1995-03-29 |
| DE69417326D1 (de) | 1999-04-29 |
| ATE178062T1 (de) | 1999-04-15 |
| ES2131137T3 (es) | 1999-07-16 |
| EP0645383B1 (en) | 1999-03-24 |
| DE69417326T2 (de) | 1999-09-09 |
| JP3400039B2 (ja) | 2003-04-28 |
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