Title:
アスタシンからアスタキサンチンを製造する方法
Document Type and Number:
Japanese Patent JP6776224
Kind Code:
B2
Abstract:
The invention relates to a method for the non-stereoselective and also for the stereoselective synthesis of astaxanthin from astacin. For this purpose, a reducing agent is used selected from the group of hydrogen, a secondary alcohol, formic acid and also the salts of formic acid or from a mixture of at least two representatives of the compound classes stated above. The invention further relates to the use of astacin as starting compound for the synthesis of astaxanthin.
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Inventors:
Schaefer, Bernd
Siegel, Wolfgang
Siegel, Wolfgang
Application Number:
JP2017507379A
Publication Date:
October 28, 2020
Filing Date:
July 23, 2015
Export Citation:
Assignee:
BASF SE
International Classes:
C07C403/24
Domestic Patent References:
| JP11124350A |
Foreign References:
| US20060088905 | ||||
| US20100041922 |
Other References:
ELIZABETH A H HALL,ELECTROCHEMICAL REDUCTIVE ACYLATION OF ASTACENE; A ROUTE TO THE CAROTENOID ASTAXANTHIN,CHEMICAL COMMUNICATIONS,JOURNAL OF THE CHEMICAL SOCIETY,1978年,NR:9,PAGE(S):387 - 389,URL,http://dx.doi.org/10.1039/c39780000387
Attorney, Agent or Firm:
Yusuke Hiraki
Satoshi Fujita
Eiichi Arai
Natsuo Tanaka
Naoko Kikuta
Hiramatsu Chiharu
Satoshi Fujita
Eiichi Arai
Natsuo Tanaka
Naoko Kikuta
Hiramatsu Chiharu