1)cyclization[英][,saikli'zei??n][美][,sa?kl?'ze??n, ,s?kl?-]环合反应
1.In this paper,the title compound was synthesized through cyclization reaction of p-methylbenzoic acid,p-chloromethylbenzoic acid and p-nitrilbenzyl chloride with 4,6-diaminoresorcinol dihydrochloride.分别以对甲基苯甲酸和对氯甲基苯甲酸以及对氰基氯苄为主要原料,与4,6-二氨基间苯二酚盐酸盐进行环合反应,合成了2,6-二(4-氯甲基苯基)苯并[1,2-d;5,4-d′]二噁唑,并采用IR,1H NMR和元素分析等分析方法对产物结构进行了确认。
2.The intermediate of Tinoxicam,4-hydroxy-3-methyl-2H-thieno-1,2-thiazine-2-(methyl) carboxylate-1,1-dioxide(MHTTCD) was synthesized from methyl 3-amino-2-thiophene methyl carboxylate through four steps: chlorosulfonylation,methylamination,N-alkylation,and cyclization.环合反应在甲醇钠的甲醇溶液中进行,合适的甲醇钠浓度为1mol/L。
3.The synthesis of furan phenol through cyclization were studied, catalyzed by aluminium alkoxide and the affect of the catalyst weight against the selection of furan phenol and the feeding in or distilling out of the alcohol against the reaction yield of product.采用醇铝作为呋喃酚环合反应催化剂,研究催化剂用量与呋喃酚选择性的关系,以及在反应体系中添加或采出醇对反应收率的影响。
英文短句/例句
1.Synthesis of Tabtoxinine-β-lactam and Study of Cyclization Reaction by PIFA;Tabtoxinine-β-Lactam的全合成和PIFA环合反应研究
2.Study on Pd(Ⅱ) Catalyzed Oxidative Domino Cyclization Reactions under Aerobic Condition and Palladium-catalyzed Coupling Reaction of Sonogashira;钯催化氧化串联环合反应及Sonogashira偶联反应的研究
3.The Study of Asymmetric Photoinduced Electron Transfer Cyclization Reaction;光诱导电子转移不对称环合反应研究
4.Study on the Novel Synthesis of N-Substituted Indoles via Intramolecular Cyclization;分子内环合反应合成N-取代吲哚的新方法研究
5.closed cycle reactor system闭合循环反应堆系统
6.Studies on the Synthesis of Spiroheterocycles with a Fused Pyrimidine Ring Unit via 1, 3-Dipolar Cycloaddition Reactions;1，3-偶极环加成反应合成稠合嘧啶螺杂环化合物
7.Application of β-cyclodextrin in Liquid-Phase Organic Synthesisβ-环糊精在液相合成反应中的应用
8.Studies on the Synthesis of Spiroheterocycles by 1,3-Dipolar Cycloaddition Reaction;1,3-偶极环加成反应合成螺杂环化合物的研究
9.Under the same conditions, propylene oxide polymerization proceeded fasfer than ECH polymerization.在同样的聚合反应条件下,环氧氯丙烷聚合反应速度大于环氧丙烷聚合反应速度。
10.The Effects of Micromixing on The Rearrangement Reaction of Cyclohexanone Oxime;微观混合对环己酮肟重排反应的影响
11.Synthesis, Characterization of Two Chiral Tertiary Ferrocenylamines and Their Cyclopalladations;两种手性叔胺的合成及其环钯化反应
12.A Tandem Reformatsky-Cyclization Reaction to Synthesize Substituted Tetrahydrofurans;Reformatsky-环化反应合成取代四氢呋喃
13.Study on Beckmann Fragmentation of Chiral Multi-ring Compounds手性多环化合物的Beckmann裂解反应研究
14.Self-Condensation of Cyclohexanone over Keggin Type Lanthanum Phosphotungstate CatalystKeggin型磷钨酸镧催化环己酮自缩合反应
15.The Study of Ring-Opening Allylation of Epoxides in Aqueous Media;水相中环氧化合物烯丙基开环反应研究
16.Emulsion Ionic Ring-Opening Polymerization of Octamethyltetracyclosiloxane八甲基环四硅氧烷的乳液离子开环聚合反应
17.Ring-Opening Polymerization of Ethylene Oxide Initiated by Sodium Methoxide甲醇钠引发的环氧乙烷开环聚合反应过程
18.Kumada Cross Coupling Reaction and Ring Opening Polymerization of ε-Caprolactone Catalyzed by Iron Compounds;铁化合物催化的Kumada偶联反应、己内酯开环聚合反应研究
相关短句/例句
cyclization reaction环合反应
1.Starting from the routes of rearrangement reaction and cyclization reaction,the kinetic model for synthesizing benzofuranol from o-methallyloxyphenol was proposed.在数值模拟,仿真优化以及实验室工作的基础上,对环合反应的工艺操作条件进行了优化,即反应温度152℃,邻甲代烯丙氧基苯酚的初始质量分数为32%,催化剂质量分数为邻甲代烯丙氧基苯酚质量的3。
3)cycling reaction合环反应
4)cyclocondensation环缩合反应
5)cyclizing solution环合反应液
6)photocyclization reaction光环合反应
1.The aim of this research is to study the stereoselectivity of photocyclization reaction in the act of chiral template.光环合反应作为有机光化学反应中的一个研究热点,近年来始终深受有机化学家们的密切关注。
延伸阅读
闭环反应分子式：CAS号：性质：又称关环反应，即成环作用(ring formation)，包括分子内的成环和分子间的成环。开链化合物链端的两个基团可以相互作用发生分子内的闭环，如己二酸二乙酯在醇钠的作用下发生分子内的闭环生成环戊酮-2-甲酸乙酯。分子间的成环可分为底物的一个原子与试剂的两个原子成环；底物的两个原子和试剂的一个原子成环；底物的两个原子和试剂的两个原子成环，其中最重要的是双烯合成。闭环反应是合成多种环状化合物的重要手段，有重大理论意义和广泛用途。
