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- regioselective esterification 选择性酯化
- Both the free hydroxyl groups readily undergo esterification. 两个自由羟基,都容易酯化。
- Study on biotreatment of esterification wastewater from saccharin production. 糖精酯化废水生物处理的试验研究。
- Aim To study the esterification method of N-Boc protected amino acids. 目的研究N Boc保护氨基酸的酯化方法。
- The kinetics of esterification of linalool with acetic anhydride was studied. 研究了芳樟醇与乙酸酐酯化反应动力学。
- Tetradecyl hydrogen succinate(THS) was synthesized by esterification method. 本文合成了软X射线分光晶体琥珀酸氢十四酯(THS)。
- A new type of lauric acid's continuous esterification process is introduced. 介绍了一种新颖的脂肪酸乙酯常压连续生产工艺流程。
- The result shows that the cocatalyst system is especially effective in regioselective ortho dichlorination of the substrate. 结果表明,硫化物-三氯化铝共催化剂能显著提高该底物邻二氯代的区域选择性。
- The influence of compounds structure,catalyst,solvent and accessory ingredient on regioselective hydrosilation is summarized in this article. 综述了化合物结构、催化剂、溶剂及助剂等因素对硅氢加成反应区域选择性的影响。
- The rate of hydrolysis is for the most part significantly lower than the esterification rate. 多数情况下水解速度较酯化速度低得多。
- Alltrans farnesol was synthesized through six steps starting from geraniol in an overall yield of 30%.The key step was the regioselective alkylation of methyl isopropyl ketone. 以香叶醇为起始原料,经6步反应,以总收率30%25完成了全反式法呢醇的全合成.;合成的关键步骤是甲基异丙酮的区域选择性烷基化
- The catalytic property of urushiol - metal polymers (USn, UMn, UTi,UNd,UCo and UAl)for esterification is preliminarily investigated. 本文报道某些漆酚金属聚合物催化乙酸-丁酸酯化反应的初步研究结果。
- This reviews deals with recent advances in the investigation of ionic liquids applied in the field of chemoselective, regioselective, stereoselective organic reactions. 本文综述了近几年离子液体在化学选择性、区域选择性和立体选择性有机合成中的应用。
- The amidation and esterification of different cyclic anhydrides with aniline and phenol gave different major products, and the routes were optimized. 摘要研究了环酐与苯胺和苯酚的酰胺化及酯化反应,优化了酰胺化及酯化反应条件。
- Then,the regioselective ortho lithiation of alkyloxypyridine bromide was further performed to produce the diphenylphosphine alkyloxypyridine bromide derivatives(3a,3b and 6a). 以氯代吡啶为原料,经烷氧基取代,选择性单溴代,合成了系列烷氧基溴代吡啶,最后利用锂化反应的区域选择性,制备了二苯基膦烷氧基溴代吡啶;
- Special resin for esterification to formulate water based systems for anodic electrode deposition. 脂化成水基系统的树脂,用于阳极沉积。
- The regioselective nitration of toluene and chlorobenzene with nitrates and supported nitrates on solid acid catalysts and supports in the presence of acetic anhydride is studied. 该文讨论了应用固体酸催化剂和载体,在醋酐存在下,采用硝酸盐和载体硝酸盐硝化甲苯和氯苯的选择性。 8种金属硝酸盐中,硝酸铜表现好的硝化特性。
- Exploration to the esterification property of esterase produced by Monascus spp. 红曲霉酯酶酯化特性的探讨。
- Abstract: A method of simultaneously determination of reactant and product for esterification of L-phenylalanine was described. 文摘:为研究L-苯丙氨酸的甲酯化反应,需要寻找一种能同时对反应物和产物进行准确测定的分析方法。
- Catalytic rectification process will play an important role in improving technology level and economic benefits in esterification product industries. 催化精馏技术应用于酯化行业生产,对提高酯化行业的技术水平和经济效益具有积极意义。