ethyl 4-(4-hydroxy-3-methoxyphenyl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8 hexahydroquinoline-3-carboxylate

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 喹啉及其衍生物
• 英文名称: ethyl 4-(4-hydroxy-3-methoxyphenyl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8 hexahydroquinoline-3-carboxylate
• 英文别名: 2,7,7-trimethyl-5-oxo-4-(4-hydroxy-3-methoxyphenyl)-1,4,5,6,7,8,-hexahydroquinoline-3-carboxylic acid ethyl ester；ethyl 1,4,7,8-tetrahydro-2,7,7-trimethyl-4-(4-hydroxy-3-methoxyphenyl)-5(6H)-oxoquinoline-3-carboxylate；ethyl 4-(4-hydroxy-3-methoxyphenyl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate；ethyl 4-(4-hydroxy-3-methoxyphenyl)-2,7,7-trimethyl-5-oxo-1,4,6,8-tetrahydroquinoline-3-carboxylate
• 化学式: C₂₂H₂₇NO₅
• 分子量: 385.46
• InChiKey: WWYLIGKOQMINEY-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.3
• 重原子数：
  28
• 可旋转键数：
  5
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.45
• 拓扑面积：
  84.9
• 氢给体数：
  2
• 氢受体数：
  6

反应信息

• 作为产物：
  描述：

  乙酰乙酸乙酯 、 2,2'-(4-hydroxy-3-methoxyphenyl)methylene bis(3-hydroxy-5,5-dimethyl-2-cyclohexene-1-one) 在 乙酸铵 、 baker's yeast 、 葡萄糖 作用下， 以 phosphate buffer 为溶剂， 反应 24.0h， 生成 ethyl 4-(4-hydroxy-3-methoxyphenyl)-2,7,7-trimethyl-5-oxo-1,4,5,6,7,8 hexahydroquinoline-3-carboxylate
  参考文献：
  名称：

  Bakers’ yeast catalyzed synthesis of polyhydroquinoline derivatives via an unsymmetrical Hantzsch reaction

  摘要：

  Bakers' yeast efficiently catalyzes the unsymmetrical Hantzsch reaction through a four-component coupling of aldehydes, beta-ketoesters, dimedone and ammonium acetate to form polyhydroquinoline derivatives in good to excellent yields. (C) 2007 Elsevier Ltd. All rights reserved.

  DOI：

  10.1016/j.tetlet.2007.03.130

文献信息

• Introduction of an efficient DABCO-based bis-dicationic ionic salt catalyst for the synthesis of arylidenemalononitrile, pyran and polyhydroquinoline derivatives
  作者：Mehdi Zabihzadeh、Atefeh Omidi、Farhad Shirini、Hassan Tajik、Mohaddeseh Safarpoor Nikoo Langarudi

  DOI：10.1016/j.molstruc.2020.127730

  日期：2020.4

  Abstract —An affordable DABCO-based bis-dicationic ionic salt ([(DABCO)2C3H5OH]·2Cl) was utilized for the synthesis of arylidenemalononitrile, tetrahydrobenzo[b]pyran, pyrano[2,3-d]-pyrimidinone (thione), dihydropyrano[3,2-c]chromene, and polyhydroquinoline derivatives. The significant features of the presented method are ease of preparation and handling of the catalyst, high catalytic activity, short

  摘要 —一种经济实惠的基于 DABCO 的双阳离子离子盐 ([(DABCO)2C3H5OH]·2Cl) 用于合成亚芳基丙二腈、四氢苯并[b]吡喃、吡喃并[2,3-d]-嘧啶酮（硫酮），二氢吡喃并[3,2-c]色烯和聚氢喹啉衍生物。该方法的显着特点是催化剂易于制备和处理，催化活性高，反应时间短，无需柱色谱分离，后处理程序简单。此外，催化剂可以很容易地回收并在研究的反应中重复使用几个循环。
• Molybdenum- and Tungsten-Based Coordination Polymers as Catalysts for an Efficient and Rapid Synthesis of Hexahydro-5-oxoquinoline-3-carboxylates and 1,4-Dihydropyridine-3,5-dicarboxylates
  作者：Biswanath Das、Malampati Srilatha、Boyapati Veeranjaneyulu、Boddu Shashi Kanth

  DOI：10.1002/hlca.201000354

  日期：2011.5

  rapidly (2 min) in the presence of molybdenum‐ and tungsten‐based coordination polymers [M(Bu3Sn)2O4)]n (M=Mo or W) as catalysts (Schemes 1 and 2; Tables 2 and 3). The products were formed at room temperature in excellent yields (90–98%). The catalysts worked under heterogeneous conditions and were recyclable. The earlier reports for the application of these polymers to conduct organic synthesis are

  在基于钼和钨的配位聚合物[M（Bu 3 Sn）2 O 4）] n（M = Mo或W）作为催化剂（方案1和2；表2和3）。产品在室温下以优异的收率（90–98％）形成。催化剂在非均相条件下工作且可回收。这些聚合物用于进行有机合成的早期报道是有限的。本方法探索了这些催化剂的新的有用的应用。
• Straightforward Hantzsch four- and three-component condensation in the presence of triphenyl(propyl-3-sulfonyl)phosphoniumtrifluoromethanesulfonate {[TPPSP]OTf} as a reusable and green mild ionic liquid catalyst
  作者：Seyed Mohammad Vahdat、Mohammad Ali Zolfigol、Saeed Baghery

  DOI：10.1002/aoc.3433

  日期：2016.5

  reusable, green and benign ionic liquid catalyst has been used in the Hantzsch four‐component (synthesis of polyhydroquinolines) and three‐component (synthesis of acridines) condensation reactions of 1,3‐diones, β‐ketoesters, aldehydes, ammonium acetate and aniline derivatives in the presence of 0.5 mol% of [TPPSP]OTf} at room temperature under solvent‐free conditions. The new ionic liquid catalyst

  三氟甲烷磺酸三苯基（丙基-3-磺酰基）phosph（[TPPSP] OTf}可作为可重复使用的绿色和良性离子液体催化剂用于Hantzsch四组分（多氢喹啉的合成）和三组分（a啶的合成）缩合反应在无溶剂条件下，在室温下，在0.5 mol％的[TPPSP] OTf}存在下，制备1,3-二酮，β-酮酸酯，醛，乙酸铵和苯胺衍生物。使用红外光谱，1 H NMR，13 C NMR，31 P NMR，19充分表征了新型离子液体催化剂F NMR和质谱，以及热重和衍生热重分析。另外，回收的催化剂可以在随后的反应中循环至少五次，而不会显着降低催化活性。与传统的合成方法相比，提出的新合成技术具有安全，条件温和，简单，反应时间短，收率高和后处理容易等诸多优点。首次报道了二十种产品。版权所有©2016 John Wiley＆Sons，Ltd.
• Application of salicylic acid as an eco‐friendly and efficient catalyst for the synthesis of 2,4,6‐triaryl pyridine, 2‐amino‐3‐cyanopyridine, and polyhydroquinoline derivatives
  作者：Majid Roozifar、Nourallah Hazeri、Homayoun Faroughi Niya

  DOI：10.1002/jhet.4242

  日期：2021.5

  In this study, three eco‐friendly, efficient, and convenient protocols have been reported for one‐pot synthesis of 2,4,6‐triaryl pyridine, 2‐amino‐3‐cyanopyridine, and polyhydroquinoline derivatives using salicylic acid as a catalyst under solvent‐free condition. The reported protocols offer several significant advantages such as the application of a nontoxic, neutral, and cheap catalyst, environmentally

  在这项研究中，已经报道了使用水杨酸作为催化剂，在一个锅中合成2,4,6-三芳基吡啶，2-氨基-3-氰基吡啶和聚氢喹啉衍生物的三种环保，高效和便捷的方案。无溶剂条件。所报道的方案具有许多显着的优点，例如使用无毒，中性且廉价的催化剂，环境友好的条件，易于通过过滤分离产物，较短的反应时间，简单的方法和良好的收率。
• One-pot multi-component synthesis of polyhydroquinolines at ambient temperature
  作者：K.A. Undale、T.S. Shaikh、D.S. Gaikwad、D.M. Pore

  DOI：10.1016/j.crci.2010.09.009

  日期：2011.5

  Résumé An efficient and eco-friendly one-pot synthesis of polyhydroquinolines at ambient temperature from the multi-component reaction of aldehyde, 1,3-diketone, β-keto ester and ammonium acetate in ethanol medium is described. The probable mechanism of transformation is suggested. The features of this procedure are mild reaction conditions, no need of external catalyst, good yields and the operational simplicity at ambient temperature.

  摘要 描述了一种在室温下通过醛、1,3-二酮、β-酮酯和乙酸铵在乙醇介质中进行多组分反应的高效且环保的一锅法合成多氢奎啉。提出了可能的转化机制。该过程的特点是温和的反应条件、无需外部催化剂、良好的产率以及在室温下的操作简便性。