GB1591905A - Manufacture of canthaxanthin - Google Patents
Manufacture of canthaxanthin Download PDFInfo
- Publication number
- GB1591905A GB1591905A GB5239877A GB5239877A GB1591905A GB 1591905 A GB1591905 A GB 1591905A GB 5239877 A GB5239877 A GB 5239877A GB 5239877 A GB5239877 A GB 5239877A GB 1591905 A GB1591905 A GB 1591905A
- Authority
- GB
- United Kingdom
- Prior art keywords
- canthaxanthin
- acid
- carried out
- oxidation
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/24—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by six-membered non-aromatic rings, e.g. beta-carotene
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762657477 DE2657477C2 (de) | 1976-12-18 | 1976-12-18 | Verfahren zur Herstellung von Canthaxanthin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1591905A true GB1591905A (en) | 1981-07-01 |
Family
ID=5995882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5239877A Expired GB1591905A (en) | 1976-12-18 | 1977-12-16 | Manufacture of canthaxanthin |
Country Status (10)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101302777B1 (ko) * | 2004-07-21 | 2013-09-02 | 디에스엠 아이피 어셋츠 비.브이. | 4-케토루테인의 제조 및 식품 첨가제로서의 용도 |
| CN100338004C (zh) * | 2005-12-21 | 2007-09-19 | 浙江大学 | 一种斑蝥黄的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL150437B (nl) * | 1967-08-28 | 1976-08-16 | Rhone Poulenc Sa | Werkwijze ter bereiding van canthaxantheen. |
| FR1541746A (fr) * | 1967-08-28 | 1968-10-11 | Rhone Poulenc Sa | Préparation de la canthaxanthine |
-
1976
- 1976-12-18 DE DE19762657477 patent/DE2657477C2/de not_active Expired
-
1977
- 1977-11-16 CH CH1400377A patent/CH610583A5/xx not_active IP Right Cessation
- 1977-12-09 NL NL7713684A patent/NL7713684A/xx not_active Application Discontinuation
- 1977-12-09 CA CA292,829A patent/CA1080243A/en not_active Expired
- 1977-12-15 JP JP14999977A patent/JPS5378229A/ja active Pending
- 1977-12-15 FR FR7737920A patent/FR2374305A2/fr active Granted
- 1977-12-16 GB GB5239877A patent/GB1591905A/en not_active Expired
- 1977-12-16 IT IT5225077A patent/IT1092241B/it active
- 1977-12-16 DK DK561777A patent/DK561777A/da not_active Application Discontinuation
- 1977-12-19 BE BE183576A patent/BE862001R/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA1080243A (en) | 1980-06-24 |
| IT1092241B (it) | 1985-07-06 |
| FR2374305B2 (US07122547-20061017-C00273.png) | 1980-12-26 |
| CH610583A5 (en) | 1979-04-30 |
| FR2374305A2 (fr) | 1978-07-13 |
| DE2657477A1 (de) | 1978-06-22 |
| DK561777A (da) | 1978-06-19 |
| BE862001R (fr) | 1978-06-19 |
| NL7713684A (nl) | 1978-06-20 |
| DE2657477C2 (de) | 1985-01-24 |
| JPS5378229A (en) | 1978-07-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19960803 |