6-hexyl-5,6-dihydro-2H-pyran-2-one | 2833-19-4

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡喃
• 英文名称: 6-hexyl-5,6-dihydro-2H-pyran-2-one
• 英文别名: 6-Hexyl-5,6-dihydro-2H-pyran-2-on；5-Hydroxy-undec-2-en-1-saeure-(1->5)-lacton；6-hexyl-5,6-dihydro-pyran-2-one；(+/-)-6-Hexyl-5,6-dihydro-pyran-2-on；2-Hexyl-2,3-dihydropyran-6-one
• CAS: 2833-19-4
• 化学式: C₁₁H₁₈O₂
• 分子量: 182.263
• InChiKey: GIBRHZDBBPGGRM-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.6
• 重原子数：
  13
• 可旋转键数：
  5
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.73
• 拓扑面积：
  26.3
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  1-(3,3-二乙氧基丙-1-炔-1-基)-3-甲基苯 在 sodium periodate 、 溶剂黄146 、 lithium diisopropyl amide 作用下， 以 吡啶 、 甲醇 、 水 为溶剂， 25.0~120.0 ℃ 、13.33 Pa 条件下， 反应 11.0h， 生成 6-hexyl-5,6-dihydro-2H-pyran-2-one
  参考文献：
  名称：

  通过α-亚磺酰基碳负离子的分子内酰化反应合成α，β-不饱和γ-和δ-内酯

  摘要：

  描述了α，β-不饱和γ-和δ-内酯的新合成方法，涉及α-亚磺酰基碳负离子的分子内酰化反应，然后进行热解。

  DOI：

  10.1016/s0040-4039(00)98975-5

文献信息

• NOVEL ALKANETHIOIC ACID DERIVATIVE AND PERFUME COMPOSITION CONTAINING THE SAME
  申请人：T. HASEGAWA CO., LTD.

  公开号：US20200290958A1

  公开（公告）日：2020-09-17

  An alkanethioic acid derivative capable of imparting a characteristic aroma or flavor to fragrances and cosmetics, and foods and beverages; and a perfume composition comprising the alkanethioic acid derivative as an active ingredient. S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1), and a perfume composition comprising the S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1) as an active ingredient. In the formula (1), R 1 represents an alkyl group having 1 to 9 carbon atoms, R2 represents an alkyl group having 2 to 4 carbon atoms, and R3 represents a methyl group or an ethyl group.

  一种烷硫酸衍生物，能够赋予香水、化妆品、食品和饮料特有的香气或风味；以及一种香水组合物，其包括所述烷硫酸衍生物作为活性成分。公式（1）表示的S-烷基5-[(1-烷氧基)乙氧基]烷硫酸酯，以及包括公式（1）表示的S-烷基5-[(1-烷氧基)乙氧基]烷硫酸酯作为活性成分的香水组合物。在公式（1）中，R1代表具有1至9个碳原子的烷基基团，R2代表具有2至4个碳原子的烷基基团，R3代表甲基基团或乙基基团。
• One-pot dehydrogenation of carboxylic acid derivatives to α,β-unsaturated carbonyl compounds under mild conditions
  作者：Jun-ichi Matsuo、Yayoi Aizawa

  DOI：10.1016/j.tetlet.2004.11.106

  日期：2005.1

  Carboxylic acid derivatives such as N-acyl-2-oxazolidones, δ-lactones, and δ-lactams were smoothly dehydrogenated to the corresponding α,β-unsaturated carbonyl compounds in one-pot manner at −78 °C just by treating their lithium enolates with N-tert-butylbenzenesulfinimidoyl chloride.

  仅通过处理它们的烯醇锂，即可在-78°C下以锅法将N-酰基-2-恶唑烷酮，δ-内酯和δ-内酰胺等羧酸衍生物平稳脱氢为相应的α，β-不饱和羰基化合物。与ñ -叔-butylbenzenesulfinimidoyl酰氯。
• A NEW METHOD FOR SYNTHESIS OF α,β-UNSATURATED δ-LACTONES VIA MICHAEL ADDITION USING METHYL (PHENYLSULFINYL)ACETATE
  作者：Takashi Yoshida、Shojiro Saito

  DOI：10.1246/cl.1982.1587

  日期：1982.10.5

  Variuos α,β-unsaturated δ-lactones were synthesized via Michael addition of methyl (phenylsulfinyl)acetate to alkyl vinyl ketones in the presence of tributylphosphine. For example, racemic massoia lactone was obtained in 49% overall yield.

  在三丁基膦存在下，通过（苯基亚磺酰基）乙酸甲酯与烷基乙烯基酮的迈克尔加成反应合成了多种 α,β-不饱和 δ-内酯。例如，外消旋马苏内酯以 49% 的总收率获得。
• NOVEL DECANOIC ACID DERIVATIVES AND FLAVORING COMPOSITIONS
  申请人：T. HASEGAWA CO., LTD.

  公开号：US20140377434A1

  公开（公告）日：2014-12-25

  This invention relates to alkyl 5-acyloxydecanoate having formula (1) as follows: wherein R 1 denotes a hydrogen atom or an alkyl group having one to four carbon atoms, R 2 denotes an alkyl group having one to four carbon atoms, with the proviso that the case where R 1 is a methyl group and R 2 is a methyl group or an ethyl group is excluded, which is capable of giving to food products or the like a characteristic flavor, or a sensory impression, of milk, fat or cream, and to the use of the same in flavoring compositions.

  本发明涉及具有以下式子（1）的烷基5-酰氧基癸酸酯： 其中，R1表示氢原子或具有1至4个碳原子的烷基基团，R2表示具有1至4个碳原子的烷基基团，但排除R1为甲基基团且R2为甲基基团或乙基基团的情况。该化合物能够赋予食品或类似物品牛奶、脂肪或奶油的特征风味或感官印象，并可用于调味组合物中。
• PPARs AGONIST ACTIVITY ENHANCING DRUG
  申请人：Iinuma Munekazu

  公开号：US20150087846A1

  公开（公告）日：2015-03-26

  A lifestyle disease improving drug that enhances PPARα, δ and γ agonist activities that includes a compound having the lactone structure in accordance with the chemical formula 6-alkyl-5,6-dihydro-2H-pyran-2-one, the alkyl containing 4, 5, or 6 carbons, and a method for synthesizing the compound. The method includes adding, stepwise, a butyllithium-hexane solution to a diisopropylamine-tetrahydrofuran solution, and then a 6-alkyltetrahydro-2H-pyran-2-one-tetrahydrofuran solution, wherein the alkyl contains 4, 5, or 6 carbons, adding a phenylselenyl choloride-tetrahydrofuran solution to produce a reaction mixture with a phenylselenide, extracting and purifying the phenylselenide, preparing a phenylselenide-tetrahydrofuran solution with the purified phenylselenide, and adding sodium bicarbonate and an aqueous hydrogen peroxide solution to the phenylselenide-tetrahydrofuran solution to produce a reaction mixture including the compound.

  这是一种改善生活方式疾病的药物，它增强了PPARα、δ和γ激动剂活性，包括符合化学式6-烷基-5,6-二氢吡喃-2-酮的内酯结构化合物，其中烷基含有4、5或6个碳，并提供一种合成该化合物的方法。该方法包括逐步向二异丙基胺-四氢呋喃溶液中加入丁基锂-己烷溶液，然后加入6-烷基四氢-2H-吡喃-2-酮-四氢呋喃溶液，其中烷基含有4、5或6个碳，加入苯基硒酰氯-四氢呋喃溶液以产生含苯基硒酸盐的反应混合物，提取和纯化苯基硒酸盐，制备含纯化苯基硒酸盐的苯基硒酸盐-四氢呋喃溶液，并向该溶液中加入碳酸氢钠和水合氧化氢溶液，以产生包括该化合物的反应混合物。