BE810299A - Procede de fabrication de composes contenant un noyau chromane. - Google Patents
Procede de fabrication de composes contenant un noyau chromane.Info
- Publication number
- BE810299A BE810299A BE140293A BE140293A BE810299A BE 810299 A BE810299 A BE 810299A BE 140293 A BE140293 A BE 140293A BE 140293 A BE140293 A BE 140293A BE 810299 A BE810299 A BE 810299A
- Authority
- BE
- Belgium
- Prior art keywords
- compounds containing
- manufacturing compounds
- chroman
- core
- chroman core
- 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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE140293A BE810299A (fr) | 1974-01-29 | 1974-01-29 | Procede de fabrication de composes contenant un noyau chromane. |
DE2404621A DE2404621A1 (de) | 1974-01-29 | 1974-01-31 | Verfahren zur herstellung von verbindungen, die einen chromanring enthalten |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE140293A BE810299A (fr) | 1974-01-29 | 1974-01-29 | Procede de fabrication de composes contenant un noyau chromane. |
DE2404621A DE2404621A1 (de) | 1974-01-29 | 1974-01-31 | Verfahren zur herstellung von verbindungen, die einen chromanring enthalten |
Publications (1)
Publication Number | Publication Date |
---|---|
BE810299A true BE810299A (fr) | 1974-05-16 |
Family
ID=25647745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE140293A BE810299A (fr) | 1974-01-29 | 1974-01-29 | Procede de fabrication de composes contenant un noyau chromane. |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE810299A (fr) |
DE (1) | DE2404621A1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0304842B1 (fr) * | 1987-08-25 | 1994-11-30 | Nisshin Flour Milling Co., Ltd. | Dérivés isoprénoids et agents anti-ulcères les contenant |
DE4208477A1 (de) * | 1992-03-17 | 1993-09-23 | Basf Ag | Verfahren zur herstellung von vitamin e |
EP0782993B1 (fr) * | 1996-01-05 | 2003-02-26 | F. Hoffmann-La Roche Ag | Procédé pour la production d'alpha-tocophérol en presence d'un catalyseur perfluoroalkylsulfonate |
EP1095002A4 (fr) * | 1998-07-06 | 2005-08-03 | Dcv Inc | Procede de production de vitamines |
CN1308623A (zh) * | 1998-07-06 | 2001-08-15 | 伊斯曼化学公司 | 生产维生素e的方法 |
US6410755B1 (en) | 1998-07-06 | 2002-06-25 | Dcv, Inc. | Method of vitamin production |
EP2305825B1 (fr) | 1998-07-06 | 2015-01-14 | DCV Inc. doing business as Bio-Technical Resourses | Procédé pour la production de vitamines |
JP2021534157A (ja) | 2018-08-17 | 2021-12-09 | ビーエイエスエフ・ソシエタス・エウロパエアBasf Se | クロマノール誘導体の合成 |
CN112888679A (zh) * | 2018-08-17 | 2021-06-01 | 巴斯夫欧洲公司 | 色原烷醇衍生物的合成 |
JP2021534159A (ja) * | 2018-08-17 | 2021-12-09 | ビーエイエスエフ・ソシエタス・エウロパエアBasf Se | クロマノール及び2−メチル−1,4−ナフトキノン誘導体の合成 |
-
1974
- 1974-01-29 BE BE140293A patent/BE810299A/fr unknown
- 1974-01-31 DE DE2404621A patent/DE2404621A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2404621A1 (de) | 1975-08-07 |
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