heptyl-benzoic acid | 95858-82-5

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: heptyl-benzoic acid
• 英文别名: 2-Heptylbenzoic acid
• CAS: 95858-82-5
• 化学式: C₁₄H₂₀O₂
• 分子量: 220.312
• InChiKey: YNFUGQHDAKFMGG-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.6
• 重原子数：
  16
• 可旋转键数：
  7
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.5
• 拓扑面积：
  37.3
• 氢给体数：
  1
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  heptyl-benzoic acid 在 四丁基高氯酸铵 作用下， 以 二氯甲烷 为溶剂， 以87 %的产率得到3-hexyl-3H-isobenzofuran-1-one
  参考文献：
  名称：

  2-烷基苯甲酸对邻苯二甲酸盐的电化学 C(sp3)–H 内酯化

  摘要：

  在此，我们报告了 2-烷基苯甲酸对苯酞的直接电化学 C(sp 3 )–H 内酯化。该反应通过使用石墨阳极、二氯甲烷 (DCM) 溶剂、六氟异丙醇 (HFIP) 共溶剂和n -Bu 4 NClO 4电解质，提供具有伯至叔C(sp 3 )–H 键的广泛底物范围的 2-烷基苯甲酸. 我们的合成方法提供了一种简单、直观且原子经济的方案来合成各种苯酞（25 个实例，高达 92% 的产率）并获得其他 5 元和 6 元内酯（10 个实例，高达 83% 的产率）。

  DOI：

  10.1021/acs.orglett.2c04211

文献信息

• Liquid crystals with improved properties and devices using such liquid
  申请人：Thomson-CSF

  公开号：US04147655A1

  公开（公告）日：1979-04-03

  Novel mesomorphic substances, constituting, in certain temperature ranges, nematic or smectic liquid crystals, are compounds of the formula ##STR1## wherein Y is H or CN; R is alkyl or alkoxy of 1 to 10 carbon atoms; R' is alkyl of 1 to 10 carbon atoms or ##STR2## and X is Br, Cl or CN.

  小说中的中间相物质，在某些温度范围内，构成向列相或层状液晶，它们是以下公式的化合物：##STR1## 其中Y为H或CN; R为1至10个碳原子的烷基或烷氧基; R'为1至10个碳原子的烷基或##STR2##，X为Br、Cl或CN。
• Film for optical elements
  申请人：Nippon Mitsubishi Oil Corporation

  公开号：EP0982621A2

  公开（公告）日：2000-03-01

  A film for optical elements is formed by a liquid crystalline composition comprising the following components (a) and (b): (a) a liquid crystalline polymer which exhibits an optically positive uniaxial property; and (b) a polycyclic compound having a molecular weight of not more than 1,000 and wherein a plurality of alicyclic rings and/or aromatic rings are connected together through a linkage chain of 0 to 4 main-chain carbon atoms bonded to different ring carbon atoms, with hydrocarbon groups each having 1 to 20 carbon atoms being bonded respectively to both end rings through a linkage chain of 0 to 4 main-chain carbon atoms,    an orientation form formed in the state of liquid crystal of said liquid crystalline composition being fixed.

  用于光学元件的薄膜由液晶组合物形成，液晶组合物包括以下成分 (a) 和 (b)： (a) 具有光学正单轴性的液晶聚合物；和 (b) 多环化合物，其分子量不超过 1,000，其中多个脂环和/或芳香环通过 0 至 4 个主链碳原子的连接链连接在一起，这些主链碳原子与不同的环碳原子键合，而每个具有 1 至 20 个碳原子的烃基通过 0 至 4 个主链碳原子的连接链分别与两个端环键合、 所述液晶组合物在液晶状态下形成的取向形式是固定的。
• Method for producing an aromatic compound having an alkyl group with at least three carbon atoms
  申请人：TORAY INDUSTRIES, INC.

  公开号：EP0985649A2

  公开（公告）日：2000-03-15

  Aromatic compounds having an alkyl group with at least 3 carbon atoms are produced in a process comprising at least one of the following steps: (1) a step of contacting a starting material that contains an aromatic compound having a branched alkyl group with at least 3 carbon atoms, with a zeolite-containing catalyst in a liquid phase in the presence of hydrogen therein, thereby changing the position of the carbon atoms of the alkyl group bonding to the aromatic ring of the compound; (2) a step of contacting a starting material that contains an aromatic compound having a branched alkyl group with at least 3 carbon atoms, with a catalyst containing zeolite and containing rhenium and/or silver, in a liquid phase, thereby changing the position of the carbon atoms of the alkyl group bonding to the aromatic ring of the compound; (3) a step of contacting a halogenated aromatic compound having an alkyl group with at least 3 carbon atoms, with an acid-type catalyst, thereby isomerizing the compound; and (4) a step of treating a mixture of isomers of an aromatic compound having an alkyl group with at least 3 carbon atoms, with a zeolite adsorbent that contains at least one exchangable cation selected from alkali metals, alkaline earth metals, lead, thallium and silver, thereby separating a specific isomer from the isomer mixture through adsorption.

  具有至少 3 个碳原子烷基的芳香族化合物的生产工艺至少包括以下一个步骤： (1) 将含有至少 3 个碳原子的支链烷基的芳香族化合物的起始原料在液相中与含沸石的催化剂在氢存在的情况下接触，从而改变烷基的碳原子与化合物的芳香环键合的位置； (2) 将含有芳香族化合物的起始原料与含沸石和含铼和/或银的催化剂在液相中接触，该芳香族化合物具有至少 3 个碳原子的支链烷基，从而改变烷基碳原子与化合物芳香环键合的位置； (3) 将具有至少 3 个碳原子的烷基的卤代芳香族化合物与酸型催化剂接触，从而使该化合物异构化；以及 (4) 用沸石吸附剂处理具有至少 3 个碳原子的烷基的芳香族化合物的异构体混合物，该沸石吸附剂含有至少一种选自碱金属、碱土金属、铅、铊和银的可交换阳离子，从而通过吸附从异构体混合物中分离出特定的异构体。
• ASSEMBLY AND SEMICONDUCTOR DEVICE
  申请人：Hitachi Chemical Company, Ltd.

  公开号：EP3348336A1

  公开（公告）日：2018-07-18

  Provided is a joined body including: a first member; a second member; and a sintered metal layer that joins the first member and the second member. The sintered metal layer includes a structure that is derived from flake-shaped copper particles which are oriented in approximately parallel to an interface between the first member or the second member, and the sintered metal layer, and the amount of copper contained in the sintered metal layer is 65% by volume or greater on the basis of a volume of the sintered metal layer.

  本文提供了一种连接体，包括：第一构件；第二构件；以及连接第一构件和第二构件的烧结金属层。烧结金属层包括由片状铜颗粒形成的结构，这些铜颗粒的方向大致平行于第一构件或第二构件与烧结金属层之间的界面，烧结金属层中所含的铜量占烧结金属层体积的 65% 或更多。
• Recombinant microorganisms and methods for producing cannabinoids and cannabinoid derivatives
  申请人：The Regents of the University of California

  公开号：US10563211B2

  公开（公告）日：2020-02-18

  The present disclosure provides genetically modified host cells that produce a cannabinoid, a cannabinoid derivative, a cannabinoid precursor, or a cannabinoid precursor derivative. The present disclosure provides methods of synthesizing a cannabinoid, a cannabinoid derivative, a cannabinoid precursor, or a cannabinoid precursor derivative.

  本公开提供了可产生大麻素、大麻素衍生物、大麻素前体或大麻素前体衍生物的转基因宿主细胞。本公开提供了合成大麻素、大麻素衍生物、大麻素前体或大麻素前体衍生物的方法。