The present invention relates to polymers of the general formula I:
1
in which
M
1
, M
1′
, M
2
denote a recurring monomer unit from the group: acrylate, methacrylate, 2-chloroacrylate, 2-phenylacrylate;
w, w
1
, w
2
are molar fractions of the comonomers with 0
本发明涉及一般式I的聚合物:1其中M1、M1'、M2表示来自以下组的重复单体单位:丙烯酸酯,甲基丙烯酸酯,2-氯丙烯酸酯,2-苯基丙烯酸酯;w、w1、w2是共聚单体的摩尔分数,其中0≤w≤1,0≤w1<1且0≤w2≤0.5;S1和S1'独立地表示直链或支链的烷基链—(CH2)r—;D和D'独立地表示—O—;X、X'、Y、Y'独立地表示氢;A、A'、B、B'独立地表示苯撑基,其C、C'未取代或可选地取代为氟,氯,氰,烷基,烷氧基或氟烷氧基;K和K'独立地表示氢,氟,氯,氰;Z、Z'、Z1、Z1'独立地表示单一共价键;t表示1至4的整数;u表示1至3的整数;p、p'、n、n'独立地表示0或1。本发明还涉及上述聚合物作为液晶定向层的用途,以及它们在光学组件中的用途。
Method for biotechnological production of methylized cinnamic acids and cinnamic acid esters, methylized phenethylamines and the coupling products thereof, particularly of cinnamic acid amides
申请人:SYMRISE AG
公开号:US10227620B2
公开(公告)日:2019-03-12
The invention relates to providing both fermentative and biotechnological methods for producing 3,4-methylized cinnamic acids, 3,4-methylized cinnamic acid esters, 3,4-dimethoxyphenethylamine, and 4-methylized cinnamic acid amides using a 4′-O-methyltransferase, optionally in combination with further enzymes, wherein the enzymes are selected by means of metabolic engineering and operation have been adapted by targeted optimization, and compositions obtained by means of the method.
The invention further relates to vector systems, recombinant microorganisms or fungi, and specific nucleic acid segments and polypeptides.
本发明涉及提供利用 4′-O-甲基转移酶(可选择与其他酶结合)生产 3,4-甲基化肉桂酸、3,4-甲基化肉桂酸酯、3,4-二甲氧基苯乙胺和 4-甲基化肉桂酸酰胺的发酵和生物技术方法,其中酶是通过代谢工程方法选择的,操作是通过定向优化调整的,以及通过该方法获得的组合物。
本发明还涉及载体系统、重组微生物或真菌以及特定的核酸片段和多肽。