EA201500210A1 - Способ переэтерификации эфиров ретинола - Google Patents
Способ переэтерификации эфиров ретинолаInfo
- Publication number
- EA201500210A1 EA201500210A1 EA201500210A EA201500210A EA201500210A1 EA 201500210 A1 EA201500210 A1 EA 201500210A1 EA 201500210 A EA201500210 A EA 201500210A EA 201500210 A EA201500210 A EA 201500210A EA 201500210 A1 EA201500210 A1 EA 201500210A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- reterification
- retinol
- ether
- retinol ether
- transesterification
- Prior art date
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
- C07C403/06—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 singly-bound oxygen atoms
- C07C403/12—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 singly-bound oxygen atoms by esterified hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Steroid Compounds (AREA)
Abstract
Настоящее изобретение относится к способу переэтерификации специфических соединений, включающих изопреноидные звенья.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12179461 | 2012-08-07 | ||
PCT/EP2013/066558 WO2014023772A1 (en) | 2012-08-07 | 2013-08-07 | Transesterification process of retinol esters |
Publications (2)
Publication Number | Publication Date |
---|---|
EA201500210A1 true EA201500210A1 (ru) | 2015-07-30 |
EA027565B1 EA027565B1 (ru) | 2017-08-31 |
Family
ID=48918423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201500210A EA027565B1 (ru) | 2012-08-07 | 2013-08-07 | Способ переэтерификации эфиров ретинола |
Country Status (6)
Country | Link |
---|---|
US (1) | US9371279B2 (ru) |
EP (1) | EP2882709B1 (ru) |
CN (2) | CN108558724A (ru) |
EA (1) | EA027565B1 (ru) |
IN (1) | IN2015DN00725A (ru) |
WO (1) | WO2014023772A1 (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106544391B (zh) * | 2016-11-25 | 2019-10-18 | 厦门金达威维生素有限公司 | 酶催化制备维生素a棕榈酸酯的方法 |
CN108623507A (zh) * | 2017-03-15 | 2018-10-09 | 四川海思科制药有限公司 | 维生素a棕榈酸酯的制备方法 |
CN115335351A (zh) * | 2020-03-31 | 2022-11-11 | 帝斯曼知识产权资产管理有限公司 | 用于制备萜类中间体的方法 |
CN112522331B (zh) * | 2020-12-09 | 2024-03-22 | 上海克琴科技有限公司 | 一种生物酶催化的羟基频哪酮视黄酸酯的合成方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2971966A (en) | 1957-08-30 | 1961-02-14 | Pfizer & Co C | Process of preparing vitamin a esters |
US3287382A (en) * | 1962-04-27 | 1966-11-22 | Philips Corp | Vitamin a acid ester of vitamin a |
GB0226270D0 (en) * | 2002-11-11 | 2002-12-18 | Unilever Plc | Method of producing retinyl esters |
US7566795B2 (en) * | 2006-10-06 | 2009-07-28 | Eastman Chemical Company | Preparation of retinyl esters |
-
2013
- 2013-08-07 IN IN725DEN2015 patent/IN2015DN00725A/en unknown
- 2013-08-07 CN CN201810319627.1A patent/CN108558724A/zh active Pending
- 2013-08-07 CN CN201380041720.6A patent/CN104520270A/zh active Pending
- 2013-08-07 EP EP13745678.6A patent/EP2882709B1/en not_active Revoked
- 2013-08-07 US US14/419,848 patent/US9371279B2/en active Active
- 2013-08-07 EA EA201500210A patent/EA027565B1/ru not_active IP Right Cessation
- 2013-08-07 WO PCT/EP2013/066558 patent/WO2014023772A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
IN2015DN00725A (ru) | 2015-07-10 |
US9371279B2 (en) | 2016-06-21 |
EA027565B1 (ru) | 2017-08-31 |
WO2014023772A1 (en) | 2014-02-13 |
CN104520270A (zh) | 2015-04-15 |
CN108558724A (zh) | 2018-09-21 |
US20150183734A1 (en) | 2015-07-02 |
EP2882709A1 (en) | 2015-06-17 |
EP2882709B1 (en) | 2018-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG TJ TM |