水肿因子和致命因子分别催化细胞内的不同分子反应。
Edema factor and lethal factor catalyze different molecular reactions in cells.
交联反应的实质就是不断以交联键取代淀粉分子内的氢键。
It was believed that substantially crosslink reaction substituted hydrogen bond for crosslink bond continually.
以蛋氨酸为原料经还原脱硫甲基化、酯化、氨解、酰胺化及分子内缩和成环4步反应合成得到了左乙拉西坦，总收率44.6%。
Levetiracetam was prepared from L-methionine via reduction-dethiomethylation, esterification, ammonolysis, amidation and intramolecular cyclocondensation reaction with 44.6% overall yield.
综述了利用分子内的光诱导电子转移反应合成中到大环化合物的进展。
Research progress regarding the use of PET reactions on synthesis of medium to large ring compounds and the prospects of their applications were introduced.
利用分子氧为氧化剂进行丙烯的环氧化反应是最理想的反应，同时也是世界催化领域内最具挑战性的课题之一。
Propylene epoxidation with molecular oxygen as the oxidant is the most desirable reaction and is one of the most challenging topics in catalysis.
在3-（2＇-苯并咪唑基）-3-羟基丙酸乙酯水解过程中，苯并咪唑基以分子内一般碱催化方式参与催化酯的水解反应。
Benzimidazolyl group exhibits catalytic activity in the way as intramolecular general-base catalysis in the hydrolysis of 3-(2'-benzimidazolyl)-3-hydroxy propionate.
本文对分子内、分子间和能同时进行分子内和分子间醇的催化胺化反应进行了系统地研究。
Three kinds of catalytic amination of alcohols: intramolecular, intermolecular and both of them occuring at the same time are investigated systematically in this paper.
二氢-2-甲基-4-苯基-1，5-苯并硫氮杂卓与重氮乙酸乙酯反应，得到非预期的分子内重排的开环产物。
From the reaction of 2,3 dihydro 2 methyl 4 phenyl 1,5 benzothiazepines with diazozcetic ester an unexpected ring open product of the intramolecular rearrangement was obtained.
生物催化的还原反应能使分子内的羰基或碳-碳双键立体选择性的还原，将潜手性底物转化为手性产物，在不对称合成中有着重要的作用。
Biocatalytic reduction of the carbonyl groups or the carbon-carbon double bonds of the compounds has been utilized as a method for transforming the prochiral substrate into chiral product.
应用蒙特卡罗分子模拟方法来模拟化学反应(尤其是孔内的化学反应)是分子模拟领域里一个比较前沿、新兴的研究方向。
Using monte carlo molecular simulation methods to model chemical reactions, especially the reactions in porous materials is a burgeoning research direction in molecular simulation fields.
这种试剂被广泛应用于分子内和分子间的还原偶联等反应。
Our interest is to investigate reductive coupling reactions induced by low-valent titanium reagent.
第一个转变发生在较低温度范围内，可能与木质素磺酸钙的脱水和甲醛等小分子的反应相关；
The first change relating with removing of water and aldehyde took place at a lower temperature.
第一个转变发生在较低温度范围内，可能与木质素磺酸钙的脱水和甲醛等小分子的反应相关；
The first change relating with removing of water and aldehyde took place at a lower temperature.
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