1) Hantzsch 1,4-dihydropyridine
Hantzsch 1,4-二氢吡啶
2) Hantzsch dihydropyridine derivatives
1,4-二氢Hantzsch吡啶衍生物
3) Hantzsch esters
Hantzsch酯
1.
The asymmetric transfer hydrogenation of C=C,C=N and C=O utilizing the Hantzsch esters as the hydrogen source in the presence of Brnsted acid type organocatalyst,could be carried out with high yields and excellent enantioselectivities under mild conditions.
以Hantzsch酯为氢源,采用Brφnsted酸作有机催化剂催化C=C、C=N、C=O的不对称氢转移反应,在温和条件下即可得到较高的产率和良好的对映选择性,简要评述了这一领域的最新研究进展。
4) 1,4-Dihydropyridine
1,4-二氢吡啶
1.
One-Pot Synthesis of 4-Aryl-1,4-dihydropyridines in Water;
水溶液中4-芳基-1,4-二氢吡啶衍生物的一步合成法
2.
The Influence of Aqueous Phase Transfer Catalyst on the Synthesis of 4-phenyL-1,4-dihydropyridine Compound
相转移催化合成4-苯基-1,4-二氢吡啶化合物
3.
The interaction of the 1,4-dihydropyridine derivative(1,4-DHP) with calf thymus DNA(CT-DNA) was studied by using fluorensence spectroscopy.
用荧光光谱研究了1,4-二氢吡啶衍生物(1,4-DHP)与小牛胸腺DNA(CT-DNA)的相互作用。
5) 1,4-Dihydropyridines
1,4-二氢吡啶
1.
Synthesis of 1,4-Dihydropyridines by Grinding under Solvent-free Condition;
无溶剂研磨法合成1,4-二氢吡啶衍生物
2.
Heterocyclic compounds, especially imidazoles, 1,4-dihydropyridines and 4H-pyrans have a wide range of biological and pharmacological activities.
本论文的主要工作是,以环境友好的PEG-400为反应介质,不加任何催化剂,完成2,4,5-三取代和1,2,4,5-四取代咪唑类、1,4-二氢吡啶类及4H-吡喃类化合物的合成,论文共分为四章:第一章综述了咪唑,吡啶和吡喃类杂环化合物的合成研究进展以及PEG-400作为反应介质在有机合成中的应用。
6) Hantzsch reaction
Hantzsch反应
1.
1,4-Dihydropyridine derivatives(1a~1d) were synthesized by improved Hantzsch reaction of aromatic aldehyde, ethyl acetoacetate and NH4HCO3 in a closed system filled with nitrogen gas under refluxing.
采用改进的Hantzsch反应,在氮气保护下的封闭体系中回流芳香醛、乙酰乙酸乙酯和NH4HCO3,合成了1,4-二氢吡啶衍生物(1a~1d),其结构经1HNMR,IR和元素分析确认。
2.
dimethyl-4-(2-nitrophenyl)-3,5-dicarboxymethoxy-1,4-dihydrpyridine(Nifedipine)is synthesized by Hantzsch reaction in which 2-nitro-benzaldehyde, methyl acetoacetate, ammonia or ammonium bicarbonate are used as raw materials.
以乙酰乙酸甲酯、邻硝基苯甲醛、18%氨水或碳酸氢铵为原料,经Hantzsch反应合成2,6-二甲基-4-(2-硝基苯基)-3,5-二甲氧酰基-1,4-二氢吡啶(硝苯吡啶)。
3.
There occurs Hantzsch reaction of the formed formaldehyde with ammonia and 2,4-pentanedione and forms 3,5-diacetyl-1,4-dihydropyridine at pH of ≈6.
建立了一种新的测定羟自由基的电化学方法 ,Fenton反应产生的羟自由基氧化二甲亚砜 (DMSO)生成的甲醛与乙酰丙酮、氨发生Hantzsch反应 ,产物3,5_二乙酰基_1,4_二氢吡啶在 -1。
补充资料：2,6-二甲基-1,4-二氢-3,5-吡啶二羧酸二乙酯
分子式：C13H19NO4
分子量：253.30
CAS号：1149-23-1
性质：熔点176-183°C。
分子量：253.30
CAS号：1149-23-1
性质：熔点176-183°C。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条