发明名称 |
TRANSESTERIFICATION PROCESS OF RETINOL ESTERS |
摘要 |
The present invention relates to a transesterification process of specific compounds comprising isoprenoid units. |
申请公布号 |
US2015183734(A1) |
申请公布日期 |
2015.07.02 |
申请号 |
US201314419848 |
申请日期 |
2013.08.07 |
申请人 |
DSM IP ASSETS B.V. |
发明人 |
Bonrath Werner;Gaa Alex;Stritt Claude |
分类号 |
C07C403/12 |
主分类号 |
C07C403/12 |
代理机构 |
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代理人 |
|
主权项 |
1. A transesterification process of a compound of formula (I) with R1 defined as —CH3 or —CH2CH3, wherein the compound of formula (I) is reacted with a compound of formula (II) wherein R2 signifies a C3-C15 alkyl moiety or a C2-C18 alkenyl moiety, in the presence of at least one hydroxide and/or at least one earth alkali hydroxide solved in at least one alcohol. |
地址 |
Heerlen NL |