1) esterifing reaction
酯化反应DOP
2) esterification
[英][e,sterifi'keiʃən] [美][ɛ,stɛrəfə'keʃən]
酯化反应
1.
Studies on the Esterification Reactions of Rosin under the Irradiation of Microwave and Ultrasound;
微波与超声波辐照下松香的酯化反应研究
2.
Continuously pre-esterification of China wood oil catalyzed by solid acid;
固体酸连续催化桐油预酯化反应研究
3.
Optimization of the enriched oil with conjugated linoleic acid via enzymatic esterification in no-solvent system;
酶促酯化反应合成共轭亚油酸油脂的工艺优化研究
4) Esterification reaction
酯化反应
1.
The application of solid acid catalysts to esterification reactions;
固体酸催化剂在酯化反应中的应用
2.
The chromium complex prepared was used as catalyst to facilitate the esterification reaction of epoxy resins and acrylic acid.
并以有机铬络合物作为催化剂催化环氧树脂与丙烯酸的酯化反应,研究了催化剂用量及温度等对反应速率的影响,对酯化产物进行了红外光谱表征。
3.
Cellulose acetate propionate(CAP) was synthesized by the heterogeneous esterification reaction of cellulose.
酯化反应使纤维素的结晶度降低。
5) esterfication
酯化反应
1.
The catalytic capacity of ferric sulphate has been studied in the preparation of caprote by the esterfication of caproic acid and alcohols.
以己酸酯的制备为例,探讨催化剂Fe2(SO4)3·XH2O对酯化反应的催化活性,研究了催化剂的用量和带水剂对酯收率的影响,以及催化剂重复使用的情况。
2.
Glycol monostearate is synthesized by esterfication in inert solvent.
本文对溶剂的种类、反应时间、反应液浓度和物料的配比对酯化反应的影响进行了研究,选出反应的最佳条件,使硬脂酸的转化率为98。
6) transesterification
[trænsəs,terəfi'keiʃən]
转酯化反应
1.
Compared with five commercial lipases, the whole-cell lipase of Rhizopus chinensis CCTCC M201021 (RCL) showed high catalytic ability in the transesterification of soybean oil to fatty acid methyl ester (biodiesel) in the solvent-free system.
在无溶剂体系中对该酶催化生物柴油的转酯化反应工艺进行优化,考察了甲醇用量、体系含水量、酶的添加量和反应温度对生物柴油收率的影响,使生物柴油最终收率大于86。
2.
The influence of water content,molar ratio of methanol to oil,concentration of alkaline catalyst,reaction temperature and time different reaction factors to transesterification,and methods such as water washing,acid washing,extraction and pressure reduced etc.
考察了原料油水分含量、醇油物质的量比、催化剂浓度、反应温度、反应时间等对转酯化反应的影响,以及水洗、酸洗、萃取、减压蒸馏等不同后处理方法对产品品质的影响。
3.
KGM can be modified by environmentally friendly and selective enzyme-catalyzed transesterification to form the esterified derivatives of KGM and then its applications will be extended.
通过环境友好的、高选择性的酶催化转酯化反应引入疏水基团可以制备葡甘聚糖的酯化衍生物,从而拓宽其应用领域。
补充资料：三信酯化反应
分子式：
CAS号：
性质：又称三信酯化反应（Mitsunobu esterification reaction）和三苯膦为缩合剂，使羧酸和醇直接进行酯化反应，生成酯。反应条件温和，收率很高，应用在精细有机合成中。
CAS号：
性质：又称三信酯化反应（Mitsunobu esterification reaction）和三苯膦为缩合剂，使羧酸和醇直接进行酯化反应，生成酯。反应条件温和，收率很高，应用在精细有机合成中。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条