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云南师范大学化学化工学院有机化学课件同步训练六 芳烃、1H NMR、IR、MS。
(Z)-3,3-二甲基-1-(1H-1,2,4-三唑-1-基)-2-丁酮肟(5-芳基-1,3,4-噁二唑-2-基)甲基醚的合成和抑菌活性
1,3,4-噁二唑 二乙酸碘苯 单晶结构 抑菌活性
2019/1/24
以3,3-二甲基-1-(1H-1,2,4-三唑基)-2-丁酮肟为原料,经醚化、肼解及腙化3步反应得到(E)-N'-(取代苯亚甲基)-2-[(Z)-3,3-二甲基-1-(1H-1,2,4-三唑-1-基)丁基-2-亚甲氨氧基]乙酰肼(3a~3u),化合物3与二乙酸碘苯(IBD)反应,合成了21个(Z)-3,3-二甲基-1-(1H-1,2,4-三唑-1-基)-2-丁酮肟-(5-芳基-1,3,4-噁二唑-...
以1H,4H-6-硝基吡唑[4,3-c]并吡唑-3-羧酸为起始原料,经过一步脱羧硝化反应得到1H,4H-3,6-二硝基吡唑[JP][4,3-c]并吡唑(DNPP),收率76.7%,然后与硝酸铅、3,6-二肼基-1,2,4,5-四嗪反应合成了DNPP碱式铅盐(Pb-DNPP)与DNPP的3,6-二肼基-1,2,4,5-四嗪含能离子盐(DHT-DNPP)。采用红外光谱、1H NMR、13C NMR、质...
2011年5月9日,从中国科学院长春应用化学研究所董德文研究员课题组了解到,研究人员发明了一种3-醛基-4-卤代吡啶-2(1H)-酮类化合物的合成方法,并获得了国家知识产权局的授权。
Reactions of 4-benzoyl-1,5-diphenyl-1H-pyrazole-3- carboxylic acid chloride with various hydroxylamines and carbazates
Pyrazole-3-carboxylic acid nucleophilic substitution furan-2,3-dione
2010/12/29
The 1H-pyrazole-3-carboxylic acid 2 was converted via reactions of its acid chloride 3 with various hydroxylamine 4a-f and carbazate derivatives 8a-c into the corresponding novel N-substituted-4-benzo...
Reactions of 4-benzoyl-1,5-diphenyl-1H-pyrazole-3- carboxylic acid chloride with various hydroxylamines and carbazates
Pyrazole-3-carboxylic acid nucleophilic substitution furan-2,3-dione carbazate hydroxylamine
2010/12/20
The 1H-pyrazole-3-carboxylic acid 2 was converted via reactions of its acid chloride 3 with various hydroxylamine 4a-f and carbazate derivatives 8a-c into the corresponding novel N-substituted-4-benzo...
Dynamic 1H-NMR demonstration of anomeric effect and structure: conformational and configurational analysis of N-2-(1,4-dioxane)-N'-(p-methylbenzenesulfonyl)- O-(p-methylphenoxy) İsourea
Anomeric effect dynamic NMR conformational analysis configurational analysis hydrogen bonds dioxane aminoimidoyl
2010/4/8
The conformational and configurational behavior and the structure of N-2-(1,4-dioxane)-N'-(p-methylbenzenesulfonyl)-O- (p-methylphenoxy) isourea (1) were studied using dynamic NMR. The endo-anomeric e...
2-(氟代己酰胺基)-苯甲醛与NH3反应生成3-(1-亚胺基氟烷基)- 1H-喹啉-2-酮的反应机理理论研究
2-(氟代己酰胺基)-苯甲醛 3-(1-亚胺基氟烷基)-1H-喹啉-2-酮 反应机理 溶剂化效应
2009/10/15
采用密度泛函方法(DFT)研究了2-(氟代己酰胺基)-苯甲醛与NH3的微观反应机理. 在B3LYP/6-31G*水平上优化了反应物、过渡态、中间体及产物的几何构型, 通过振动分析确认了过渡态的结构, 并用内禀反应坐标方法(IRC)确认反应途径. 应用分子中的原子理论(AIM)分析了这些物质的成键特征. 报道了可能的反应通道, 其中Re→TS1→ IM1→TS2→IM2→TS3→IM3→TS4→IM...
n-十二烷基-β-D-麦芽糖苷与十二烷基三甲基 氯化铵混合胶束的1H NMR研究
n-十二烷基-β-D-麦芽糖苷 十二烷基三甲基氯化铵 混合胶束结构 相互作用点 复配比例 1H NMR
2009/10/13
利用NMR技术的自扩散、自旋-自旋弛豫时间(T2)和自旋-晶格弛豫时间(T1)以及二维NOESY谱, 研究了n-十二烷基-β-D-麦芽糖苷(DM)与十二烷基三甲基氯化铵(DTAC)的二元混合体系中混合胶束的形成、大小变化、排列方式、复配比例和相互作用点等. NMR的自扩散系数表明了混合胶束的大小主要取决于DM分子, T2/T1显示混合胶束堆积的较紧密, 两分子的疏水链是以肩并肩的方式位于胶束核中,...
Synthesis of 5-Arylamino-1H (2H)-tetrazoles and 5-Amino-1-aryl-1H-tetrazoles from Secondary Arylcyanamides in Glacial Acetic Acid: A Simple and Efficient Method
5-Arylamino-1H (2H)-tetrazoles 5-amino-1-aryl-1H-tetrazoles arylcyanamides guanyl azides glacial acetic acid
2010/4/9
A simple and efficient method for the preparation of 5-arylamino-1H (2H)-tetrazoles (3a-i) and 5-amino-1-ary-1H-tetrazoles (4a-i), with excellent yields and high purity, from secondary arylcyanamides ...
3,3′二硝基5,5′偶氮1H1,2,4三唑的合成与晶体结构
有机化学 3氨基5硝基1H1 2 4三唑 3 3′二硝基5 5′偶氮1H1 2 4三唑 DNAT ANTA 偶氮化合物 有机合成 晶体结构
2014/3/12
以3氨基5硝基1H1,2,4三唑(ANTA)为原料,经过氧化合成3,3′二硝基5,5′偶氮1H1,2,4三唑(DNAT),采用红外光谱、核磁共振、元素分析等鉴定了产品结构。探讨了偶氮反应的机理和关键影响因素, 确定了最佳的反应条件。测试了DNAT的部分性能,H50为17.08cm(落锤5kg);摩擦感度60%(表压3.92、摆角90°)。培养了DNAT单晶,四元衍射分析表明...
Preparation, Characterization, and Potentiometric Titrations of Some New Di-[3-(3-alkyl/aryl-4,5-dihydro-1H-1,2,4-triazol-5-one-4-yl)-azomethinphenyl] isophthalate/terephthalate Derivatives
4,5-Dihydro-1H-1,2,4-triazol-5-one Schiff base acidity potentiometric titration acetylation
2010/4/16
-Alkyl(Aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (2) reacted with di-(3-formylphenyl) isophthalate (3) and di-(3-formylphenyl) terephthalate (6) to afford the corresponding 6 novel di-[3-(3-al...
Synthesis and Antimicrobial Evaluation of Novel Di-triazoles and 4-Arylidene Amino 4,5 Dihydro-1H-[1,2,4] triazole-5-one Derivatives
Triazole-5-one, Schiff base, antimicrobial activity, X-ray
2010/4/16
A series of novel di-[3(thiophen-2-yl-methyl)-4,5-dihydro-1H- [1,2,4]triazole-5-one-4yl]n-alkanes (2a-h) were obtained by the reaction of N'-1-ethoxy-2-thiophen-2-yl-ethylydene hydrazino carboxylic ac...