NL178968C - Werkwijze voor het bereiden van tetramethylchroman-derivaten, alsmede voor het bereiden van tocoferolen uit deze chromanderivaten. - Google Patents
Werkwijze voor het bereiden van tetramethylchroman-derivaten, alsmede voor het bereiden van tocoferolen uit deze chromanderivaten.Info
- Publication number
- NL178968C NL178968C NLAANVRAGE7317590,A NL7317590A NL178968C NL 178968 C NL178968 C NL 178968C NL 7317590 A NL7317590 A NL 7317590A NL 178968 C NL178968 C NL 178968C
- Authority
- NL
- Netherlands
- Prior art keywords
- preparing
- chroman derivatives
- tocoferols
- tetramethyl
- derivatives
- 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
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B5/00—Preserving by using additives, e.g. anti-oxidants
- C11B5/0021—Preserving by using additives, e.g. anti-oxidants containing oxygen
- C11B5/0035—Phenols; Their halogenated and aminated derivates, their salts, their esters with carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/16—Preparation of halogenated hydrocarbons by replacement by halogens of hydroxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/42—Unsaturated compounds containing hydroxy or O-metal groups
- C07C59/52—Unsaturated compounds containing hydroxy or O-metal groups a hydroxy or O-metal group being bound to a carbon atom of a six-membered aromatic ring
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
- C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
- C09K15/06—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
- C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
- C09K15/06—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing oxygen
- C09K15/08—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing oxygen containing a phenol or quinone moiety
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M1/00—Liquid compositions essentially based on mineral lubricating oils or fatty oils; Their use as lubricants
- C10M1/08—Liquid compositions essentially based on mineral lubricating oils or fatty oils; Their use as lubricants with additives
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Emergency Medicine (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
- Edible Oils And Fats (AREA)
- Anti-Oxidant Or Stabilizer Compositions (AREA)
- Fats And Perfumes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31756672A | 1972-12-22 | 1972-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL7317590A NL7317590A (nl) | 1974-06-25 |
| NL178968C true NL178968C (nl) | 1986-06-16 |
Family
ID=23234257
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7317590,A NL178968C (nl) | 1972-12-22 | 1973-12-21 | Werkwijze voor het bereiden van tetramethylchroman-derivaten, alsmede voor het bereiden van tocoferolen uit deze chromanderivaten. |
| NL7317587A NL7317587A (nl) | 1972-12-22 | 1973-12-21 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7317587A NL7317587A (nl) | 1972-12-22 | 1973-12-21 |
Country Status (21)
| Country | Link |
|---|---|
| JP (3) | JPS4988876A (nl) |
| KR (1) | KR780000008B1 (nl) |
| AR (1) | AR200751A1 (nl) |
| AT (1) | AT333755B (nl) |
| BE (2) | BE808943A (nl) |
| CA (1) | CA1022562A (nl) |
| CH (3) | CH603617A5 (nl) |
| DD (1) | DD109624A5 (nl) |
| DE (2) | DE2364141A1 (nl) |
| ES (1) | ES421683A1 (nl) |
| FR (2) | FR2255299B1 (nl) |
| GB (4) | GB1456830A (nl) |
| HU (1) | HU168043B (nl) |
| IE (1) | IE38671B1 (nl) |
| IL (1) | IL43888A (nl) |
| LU (1) | LU69067A1 (nl) |
| NL (2) | NL178968C (nl) |
| PH (1) | PH11133A (nl) |
| SE (1) | SE406912B (nl) |
| SU (1) | SU518135A3 (nl) |
| ZA (1) | ZA739471B (nl) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH618695A5 (en) * | 1975-01-27 | 1980-08-15 | Hoffmann La Roche | Process for the preparation of chromane derivatives |
| DE2820861A1 (de) * | 1977-05-16 | 1978-11-23 | Hoffmann La Roche | Chromanderivate |
| US4150050A (en) * | 1978-01-30 | 1979-04-17 | Hoffmann-La Roche Inc. | 3,6-Dioxo-1,4-cyclohexadien-1-yl-butandate esters |
| DE2861183D1 (en) * | 1978-01-30 | 1981-12-24 | Hoffmann La Roche | Process for the preparation of chromane derivatives |
| DE2909601A1 (de) * | 1979-03-12 | 1980-09-25 | Basf Ag | Verfahren zur herstellung von chromanderivaten |
| DE3010505A1 (de) * | 1980-03-19 | 1981-10-01 | Basf Ag, 6700 Ludwigshafen | Chromanderivate, verfahren zu ihrer herstellung, ihre verwendung als stabilisatoren von organischen materialien sowie diese stabilisatoren enthaltende organische materialien |
| DE3010504A1 (de) * | 1980-03-19 | 1981-10-01 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von 2-hydroxyalkylchromanen |
| DE3103707A1 (de) * | 1981-02-04 | 1982-08-19 | Basf Ag, 6700 Ludwigshafen | Chromanderivate |
| DE3103740A1 (de) * | 1981-02-04 | 1982-08-19 | Basf Ag, 6700 Ludwigshafen | Chromanderivate |
| JPS57136582A (en) * | 1981-02-19 | 1982-08-23 | Eisai Co Ltd | Preparation of optically active alpha-tocopherol |
| JPS57145871A (en) * | 1981-03-05 | 1982-09-09 | Eisai Co Ltd | Chromanolcarboxylic derivative |
| DE3139238A1 (de) * | 1981-10-02 | 1983-04-21 | Basf Ag, 6700 Ludwigshafen | Optisch aktive bausteine fuer die synthese der seitenkette von (r,r,r)-(alpha)-tocopherol sowie verfahren zu deren herstellung |
| ATE23337T1 (de) * | 1982-12-23 | 1986-11-15 | Ici America Inc | Chromanverbindungen. |
| ZA844519B (en) * | 1983-06-24 | 1985-02-27 | Hoffmann La Roche | Dihydrobenzopyran derivatives |
| ATE41151T1 (de) * | 1986-01-23 | 1989-03-15 | Hoffmann La Roche | 3,4-dihydro-2,5,7,8-tetramethyl-2h-1benzopyranderivate und verfahren zu ihrer herstellung. |
| US4987231A (en) * | 1989-08-04 | 1991-01-22 | Pfizer Inc. | Optical resolution method for 3R-(3-carboxybenzyl)-6-(5-fluoro-2-benzothiazolyl)methoxy-4R-chromanol |
| CA2082004A1 (en) * | 1991-11-20 | 1993-05-21 | David Laffan | Substituted pentaalkylchromans |
| DE19859251A1 (de) * | 1998-12-22 | 2000-06-29 | Basf Ag | Verfahren zur Herstellung von substituierten Chromanderivaten |
| WO2002012221A1 (fr) * | 2000-08-03 | 2002-02-14 | Kuraray Co., Ltd. | Procede de resolution optique de l'acide (±)-6-hydroxy-2,5,7,8,-tetramethyle de coumarone-2-carboxylique |
| WO2005073212A1 (ja) * | 2004-01-30 | 2005-08-11 | Mitsubishi Gas Chemical Company, Inc. | クロマン化合物の製造方法 |
| KR101233223B1 (ko) * | 2004-12-21 | 2013-02-14 | 제이엔씨 석유 화학 주식회사 | 크로만환을 가지는 액정 화합물, 액정 조성물 및 이 액정조성물을 함유하는 액정 표시소자 |
| EP2522647B1 (en) * | 2011-05-10 | 2014-04-30 | DSM IP Assets B.V. | Process of separating chiral isomers of chroman compounds and their derivatives and precursors |
| NL2010010C2 (en) | 2012-12-19 | 2014-06-23 | Sulfateq B V | Compounds for protection of cells. |
| JPWO2021167095A1 (nl) * | 2020-02-21 | 2021-08-26 |
-
1973
- 1973-12-13 ZA ZA739471*A patent/ZA739471B/xx unknown
- 1973-12-19 CH CH1777173A patent/CH603617A5/xx not_active IP Right Cessation
- 1973-12-19 CH CH1777073A patent/CH605892A5/xx not_active IP Right Cessation
- 1973-12-20 PH PH15347A patent/PH11133A/en unknown
- 1973-12-20 DD DD175557A patent/DD109624A5/xx unknown
- 1973-12-21 GB GB2227275A patent/GB1456830A/en not_active Expired
- 1973-12-21 FR FR7346001A patent/FR2255299B1/fr not_active Expired
- 1973-12-21 JP JP48142526A patent/JPS4988876A/ja active Pending
- 1973-12-21 SE SE7317421A patent/SE406912B/xx unknown
- 1973-12-21 LU LU69067A patent/LU69067A1/xx unknown
- 1973-12-21 SU SU1978253A patent/SU518135A3/ru active
- 1973-12-21 GB GB2227175A patent/GB1456829A/en not_active Expired
- 1973-12-21 FR FR7346000A patent/FR2284604A1/fr active Granted
- 1973-12-21 CA CA188,762A patent/CA1022562A/en not_active Expired
- 1973-12-21 IE IE2317/73A patent/IE38671B1/xx unknown
- 1973-12-21 AT AT1076973A patent/AT333755B/de not_active IP Right Cessation
- 1973-12-21 BE BE139129A patent/BE808943A/xx not_active IP Right Cessation
- 1973-12-21 HU HUHO1637A patent/HU168043B/hu unknown
- 1973-12-21 GB GB5929673A patent/GB1456827A/en not_active Expired
- 1973-12-21 BE BE139128A patent/BE808942A/xx unknown
- 1973-12-21 GB GB5929873A patent/GB1456828A/en not_active Expired
- 1973-12-21 JP JP48142527A patent/JPS5946233B2/ja not_active Expired
- 1973-12-21 IL IL43888A patent/IL43888A/en unknown
- 1973-12-21 ES ES421683A patent/ES421683A1/es not_active Expired
- 1973-12-21 AR AR251651A patent/AR200751A1/es active
- 1973-12-21 DE DE2364141A patent/DE2364141A1/de not_active Ceased
- 1973-12-21 DE DE2364165A patent/DE2364165A1/de not_active Ceased
- 1973-12-21 NL NLAANVRAGE7317590,A patent/NL178968C/nl not_active IP Right Cessation
- 1973-12-21 NL NL7317587A patent/NL7317587A/xx not_active Application Discontinuation
- 1973-12-22 KR KR7302219A patent/KR780000008B1/ko active
-
1976
- 1976-11-19 CH CH1457976A patent/CH622257A5/de not_active IP Right Cessation
-
1984
- 1984-01-18 JP JP59005854A patent/JPS6026795B2/ja not_active Expired
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V1 | Lapsed because of non-payment of the annual fee |