1)2-pyrrolidone2-吡咯烷酮
1.Then sodium ethoxide was used as base,the nucleophilic substitution of 2-pyrrolidone with the intermediate provided nefiracetam.以碳酸钠为缚酸剂,摩尔比为1︰1的2,6-二甲基苯胺与氯乙酰氯反应合成了中间体2-氯-N-(2,6-二甲基苯基)乙酰胺;在强碱乙醇钠作用下,2-吡咯烷酮再与2-氯-N-(2,6-二甲基苯基)乙酰胺经亲核取代合成了目标化合物奈非西坦。
英文短句/例句
1.Synthesis of Trans-4,5-Disubstituted-2-Pyrrorlidinones by Phase Transfer Catalysis;PTC法合成E-4,5-二取代苯基-2-吡咯烷酮
2.Synthesis of N-Phenyl-2-Pyrrolidinone Catalyzed by Tungstophosphoric Acid Supported on Diatomite;硅藻土负载磷钨酸催化合成1-苯基-2-吡咯烷酮
3.Highly Stereoselective Synthesis of E-4, 5-Disubstituted-2-Pyrrorlidinones;E-4,5-二苯基-2-吡咯烷酮的高立体选择性合成
4.Study on Mechanism of Reproductive Toxicity of Metadoxine吡哆素L-2-吡咯烷酮-5-羧酸酯生殖毒性机制研究
5.Determination of 1-Methyl-2-pyrrolidinone in Water or Gas Sample by HPLC-Tandem Mass Spectrometry高效液相色谱-串连四极杆质谱联用测定水样和气样中的1-甲基-2-吡咯烷酮
6.poly-a-pyrrolidone fibre聚-a-吡咯烷酮纤维
7.Studies on the Synthesis of Pyrrolidin-2-one Derivatives;吡咯烷-2-酮衍生物合成方法研究
8.N-pyrrolidone extractionn甲基吡咯烷酮抽提
9.Research on Flue Gas Desulfurization by 1-Methyl-2-pyrrolidinone;1-甲基-2—吡咯烷酮用于火电厂烟气脱硫的实验研究
10.Synthesis and Structural Characterization of Pyrrolidthione Derivatives;吡咯烷硫酮衍生物的合成及结构表征
11.Study of New Technology in Synthesis of N-Vinylpyrrolidone;N—乙烯基吡咯烷酮合成新工艺研究
12.Market Analysis of Polyvinyl Pyrrolidone;国内外聚乙烯吡咯烷酮供需现状分析
13.Capability,Synthetic and Application of the PVP聚乙烯吡咯烷酮(PVP)的性能、合成及应用
14.Synthesis Pharmacodynamics of Alzheimers Disease with 2-oxo-1-pyrrolidine acetamide抗痴呆药α-吡咯烷酮乙酰胺的合成
15.Synthesis and Application of the Copolymers of N-vinylpyrrolidne;N-乙烯基吡咯烷酮共聚物的合成与应用
16.Market and Technology of Polyvinyl Pyrrolidone;聚乙烯基吡咯烷酮市场现状及生产工艺
17.Study on the Property of Methyl ACRYLIG Acid Ester──Vinyl Pyrrol Idone Coating;甲基丙烯酸酯-乙烯基吡咯烷酮亲水涂层的研究
18.Methodolgy for the Synthesis of the Derivates of Double Substituted Pyrrolidone Esters双取代酯类吡咯烷酮衍生物的合成方法研究
相关短句/例句
2-Pyrrolidinone2-吡咯烷酮
3)N octyl pyrrolidone辛基-2-吡咯烷酮
4)pyrrolidone吡咯烷酮
1.Synthesis and Application of Polyvinyl Pyrrolidone;聚乙烯基吡咯烷酮的合成及应用
2.Methods Etiracetam was synthesized from 2-pyrrolidone by N-alkylation and aminolysis.方法2-吡咯烷酮经N-烷基化、氨解反应合成乙拉西坦。
3.The condensation and ammonification tests is proceed by using pyrrolidone as the start material.以吡咯烷酮为起始原料进行成盐、缩合、氨化试验 ,考察影响收率的工艺因素。
5)Butyrolactam[,bju:t?r?u'l?kt?m]2-吡咯酮
6)1-lauryl-2-pyrrolidone1-十二烷基-2-吡咯烷酮
延伸阅读
2-吡咯烷酮分子式：C4H7NO分子量：85.11CAS号：616-45-5性质：无色结晶。熔点24.6℃，沸点245℃，相对密度1.116（25/4℃），折光率1.4870。能与水、醇、醚、氯仿、苯、乙酸乙酯和二硫化碳混溶，难溶于石油醚。制备方法：通常由γ-丁内酯经氨化而得。另一种制法是以顺酐为原料，经加氢、氨化而得，收率可达90%-92%。用途：用作溶剂和有机合成中间体。用来制造尼龙-4及乙烯基吡咯烷酮等。
