DK1227089T3 - Fremstilling af (all-rac)-alfa-tocopherol - Google Patents
Fremstilling af (all-rac)-alfa-tocopherolInfo
- Publication number
- DK1227089T3 DK1227089T3 DK02000764T DK02000764T DK1227089T3 DK 1227089 T3 DK1227089 T3 DK 1227089T3 DK 02000764 T DK02000764 T DK 02000764T DK 02000764 T DK02000764 T DK 02000764T DK 1227089 T3 DK1227089 T3 DK 1227089T3
- Authority
- DK
- Denmark
- Prior art keywords
- rac
- preparation
- alpha tocopherol
- tocopherol
- alpha
- 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
- 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pyrane Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01101026 | 2001-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK1227089T3 true DK1227089T3 (da) | 2004-02-02 |
Family
ID=8176233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK02000764T DK1227089T3 (da) | 2001-01-18 | 2002-01-14 | Fremstilling af (all-rac)-alfa-tocopherol |
Country Status (8)
Country | Link |
---|---|
US (1) | US6700002B2 (da) |
EP (1) | EP1227089B1 (da) |
JP (1) | JP2002284776A (da) |
KR (1) | KR20020062203A (da) |
CN (1) | CN1190431C (da) |
AT (1) | ATE250596T1 (da) |
DE (1) | DE60200037T2 (da) |
DK (1) | DK1227089T3 (da) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19933898A1 (de) * | 1999-07-22 | 2001-02-01 | Chemetall Gmbh | Tris(oxalato)phosphate, Verfahren zu deren Herstellung und deren Verwendung |
EP1711451B1 (en) * | 2004-02-04 | 2011-04-13 | DSM IP Assets B.V. | Process for the preparation of methylheptenone |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2230659A (en) * | 1938-09-28 | 1941-02-04 | Merck & Co Inc | Process of synthesizing alphatocopherol |
GB811895A (en) * | 1956-02-02 | 1959-04-15 | Merck Ag E | Improvements in or relating to esters of -a-tocopherol |
US5886196A (en) | 1996-01-12 | 1999-03-23 | Roche Vitamins Inc. | Method of catalyzing condensation reactions |
-
2002
- 2002-01-14 DK DK02000764T patent/DK1227089T3/da active
- 2002-01-14 DE DE60200037T patent/DE60200037T2/de not_active Expired - Lifetime
- 2002-01-14 AT AT02000764T patent/ATE250596T1/de not_active IP Right Cessation
- 2002-01-14 EP EP02000764A patent/EP1227089B1/en not_active Expired - Lifetime
- 2002-01-15 JP JP2002005681A patent/JP2002284776A/ja not_active Withdrawn
- 2002-01-17 US US10/053,297 patent/US6700002B2/en not_active Expired - Lifetime
- 2002-01-17 KR KR1020020002778A patent/KR20020062203A/ko not_active Application Discontinuation
- 2002-01-17 CN CNB021020272A patent/CN1190431C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1190431C (zh) | 2005-02-23 |
DE60200037D1 (de) | 2003-10-30 |
CN1365977A (zh) | 2002-08-28 |
US20020161247A1 (en) | 2002-10-31 |
KR20020062203A (ko) | 2002-07-25 |
DE60200037T2 (de) | 2004-07-08 |
EP1227089B1 (en) | 2003-09-24 |
JP2002284776A (ja) | 2002-10-03 |
ATE250596T1 (de) | 2003-10-15 |
US6700002B2 (en) | 2004-03-02 |
EP1227089A1 (en) | 2002-07-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Kaiser et al. | Physical and chemical scavenging of singlet molecular oxygen by tocopherols | |
DE60237128D1 (de) | Verfahren zur Herstellung von Isopulegol | |
DK1281790T3 (da) | Dampfasekorrosionshæmmere og fremgangsmåde til deres fremstilling | |
DE60109821D1 (de) | Katalysator und prozess zur epoxidierung | |
ATE305931T1 (de) | Isolierung, formulierung und informbringen von makrocyclischen oligoestern | |
DK1134218T3 (da) | Fremgangsmåde til fremstilling af (all-rac)-alpha-tocopherol | |
DK1180517T3 (da) | Fremgangsmåde til fremstilling af (all-rac)-alfa-tocopherol | |
DK1227089T3 (da) | Fremstilling af (all-rac)-alfa-tocopherol | |
ATE263161T1 (de) | Verfahren zur herstellung des alpha-tocopherol acetats | |
WO2005054223A3 (en) | Process for the manufacture of alkenylated hydroxylated aromatic compounds, of chroman compounds and of their acylated derivatives | |
ATE296818T1 (de) | Substituierte 6h-dibenzo(c,h)chromene als oestrogene agentien | |
MXPA03011411A (es) | Hidrohilacion de beta-dicarbonilos con catalizadores de zirconio. | |
DE602005013681D1 (de) | Verfahren zur herstellung von escitalopram | |
ATE378325T1 (de) | Herstellung von tocoferylazetaten | |
DK1450786T3 (da) | Isoflavonkoncentrater samt fremgangsmåde til fremstilling deraf | |
DK0782993T3 (da) | Fremgangsmåde til fremstilling af d,l-alfa-tocopherol i nærværelse af en perfluoralkylensulfonsyre som katalysator | |
Mazzini et al. | Efficient synthesis of vitamin E amines | |
AU2002356637A1 (en) | Manufacture of trimethylhydroquinone diacylates | |
ATE293108T1 (de) | Herstellung von alpha-tocopherol | |
DE60237411D1 (de) | Verfahren zur Herstellung eines Vitamin E - Zwischenproduktes | |
BR0213127A (pt) | Processo para a sìntese estéreo-seletiva de 2-hidroximetil-cromanos | |
TWI346658B (en) | Process for the manufacture of trimethylhydroquinone dialkanoates | |
DK0769497T3 (da) | Hydroxymethylering af tocopheroler | |
TW200517414A (en) | Process for preparing a phenolic resin for photo-resist and composition for photo-resist | |
PT1100783E (pt) | Processo aperfeicoado para a preparacao de n-oxido de 2-halopiridina |