7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene-1-carboxylic acid | 112989-11-4

• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 异戊烯醇脂质
• 英文名称: 7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene-1-carboxylic acid
• 英文别名: Dehydroabietinsaeure；dehydroabietic acid；1,4a-Dimethyl-7-propan-2-yl-2,3,4,9,10,10a-hexahydrophenanthrene-1-carboxylic acid
• CAS: 112989-11-4
• 化学式: C₂₀H₂₈O₂
• mdl: MFCD00045343
• 分子量: 300.441
• InChiKey: NFWKVWVWBFBAOV-UHFFFAOYSA-N

物化性质

• 物理描述：
  DryPowder, Liquid; Liquid
• 溶解度：
  2.20e-05 M

计算性质

• 辛醇/水分配系数(LogP)：
  5.6
• 重原子数：
  22
• 可旋转键数：
  2
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.65
• 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：

  7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene-1-carboxylic acid 在 potassium phosphate 、 N-溴代丁二酰亚胺(NBS) 、 四(三苯基膦)钯 作用下， 以 乙醇 、 水 、 乙腈 为溶剂， 反应 34.0h， 生成
  参考文献：
  名称：

  一种可自由基聚合的松香苯并环丁烯单体、其 制备方法及其应用

  摘要：

  本发明公开了一种可自由基聚合的松香苯并环丁烯单体、其制备方法及其制备的苯并环丁烯树脂，可自由基聚合的松香苯并环丁烯单体，其分子结构式为：上述可自由基聚合的松香苯并环丁烯单体的制备方法为，以脱氢枞酸为原料，依次经过溴化、Suzuki偶联和酯化反应，制得可自由基聚合的松香苯并环丁烯单体。本发明可自由基聚合的松香苯并环丁烯单体，可以进行自由基聚合和开环后聚合，通过多种反应途径合成功能性单体制备高分子材料，利用本申请可自由基聚合的松香苯并环丁烯单体所制备的树脂的热稳定性、耐水性和介电性能均有提升；加强了对松香的再加工利用，提高了松香的使用价值，减少了石化资源的使用。

  公开号：

  CN109180492B
• 作为产物：
  描述：

  abieta-5,8,11,13-tetraene-18-oic acid 在 platinum(IV) oxide 氢气 作用下， 以 甲醇 为溶剂， 20.0 ℃ 、101.32 kPa 条件下， 反应 8.0h， 生成 7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydro-phenanthrene-1-carboxylic acid
  参考文献：
  名称：

  Srivastava, Sudhir; Kulshreshtha, Dinesh K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2001, vol. 40, # 4, p. 348 - 349

  摘要：

  DOI：

文献信息

• Visible-Light-Mediated Decarboxylative Radical Addition Bifunctionalization Cascade for the Production of 1,4-Amino Alcohols
  作者：Qiao-Fei Bao、Ming Li、Yu Xia、Yu-Zhao Wang、Zhao-Zhao Zhou、Yong-Min Liang

  DOI：10.1021/acs.orglett.1c00034

  日期：2021.2.5

  decarboxylative radical addition bifunctionalization cascade for the synthesis of functionalized alcohols is described. The catalytic cycle is completed through single-electron transfer. The advantages of this reaction are the commercially available materials, wide functional group compatibility, and mild conditions. Notably, some amino acids and bioactive carboxylic acids can provide corresponding

  描述了一种光催化脱羧自由基加成双官能化级联反应，用于合成官能化醇。催化循环通过单电子转移完成。该反应的优点是可商购的材料，广泛的官能团相容性和温和的条件。值得注意的是，某些氨基酸和生物活性羧酸可提供中等至良好收率的相应产品，反映出药物开发的潜在价值。
• Cellulose Compound Film, Optical Compensation Sheet, Polarizing Plate, and Liquid Crystal Display Device
  申请人：Nozoe Yutaka

  公开号：US20070259134A1

  公开（公告）日：2007-11-08

  A cellulose compound film containing a cellulose compound having two or more substituents whose polarizability anisotropies Δα calculated by mathematical formula (1) are different from each other, wherein substitution degrees of the following substituents A and B in the cellulose compound satisfy relationship as defined by mathematical formula (A1), in which the substituent A has the lowest Δα and the substituent B has the highest Δα: Δ ⁢ ⁢ α = α ⁢ ⁢ x - α ⁢ ⁢ y + α ⁢ ⁢ z 2 Mathematical ⁢ ⁢ formula ⁢ ⁢ ( 1 ) wherein, in characteristic values obtained after diagonalization of polarizability tensor, αx is the largest component, αy is the second largest component, and αz is the smallest component; DS B 2+ DS B 3− DS B 6≧−0.1   Mathematical formula (A1) wherein DS B 2, DS B 3, and DS B 6 represent a substitution degree of the substituent B at the 2-, 3-, or 6-position of a β-glucose ring constituting unit of cellulose, respectively; and an optical compensation film, a polarizing plate, and a liquid crystal display device, using the cellulose compound film.

  一种纤维素化合物薄膜，其含有具有两个或更多取代基的纤维素化合物，其极化率各向异性Δα通过数学公式（1）计算得出，其中以下取代基A和B的取代度满足数学公式（A1）所定义的关系，其中取代基A具有最低的Δα，而取代基B具有最高的Δα：Δα = αx-αy + αz2数学公式（1）其中，在极化率张量对角化后获得的特征值中，αx是最大分量，αy是第二大分量，αz是最小分量;DSB2 + DSB3-DSB6≥-0.1数学公式（A1）其中DSB2、DSB3和DSB6分别表示取代基B在纤维素构成单位β-葡萄糖环的2-、3-或6-位置的取代度;以及使用该纤维素化合物薄膜的光学补偿膜、偏光板和液晶显示装置。
• Cellulose Acylate Film, Method of Producing the Same, Cellulose Derivative Film, Optically Compensatory Film Using the Same, Optically-Compensatory Film Incorporating Polarizing Plate, Polarizing Plate and Liquid Crystal Display Device
  申请人：Haruta Hiromoto

  公开号：US20090290100A1

  公开（公告）日：2009-11-26

  A method of producing a cellulose derivative film, the method comprising: forming a film with a solvent cast method from a dope including a cellulose derivative satisfying following conditions (a) and (b): (a) at least one among three hydroxyl groups included in a glucose unit of cellulose is substituted by a substituent of which a polarizability anisotropy Δα represented as following Expression (1) is 2.5×10 −24 cm 3 or higher: Expression (1): Δα=αx−(αy+αz)/2, wherein αx, αy and αz is as defined in the specification; and (b) when a substitution degree by a substituent of which Δα is 2.5×10 −24 cm 3 or higher is P A , and a substitution degree by a substituent of which Δα is lower than 2.5×10 −24 cm 3 is P B , the P A and P B satisfy following Expressions (3) and (4): Expression (3): 2P A +P B >3.0; and Expression (4): P A >0.2.

  一种生产纤维素衍生物薄膜的方法，该方法包括：使用包括满足以下条件（a）和（b）的纤维素衍生物的溶胶，通过溶剂浇铸法形成薄膜：（a）纤维素的葡萄糖单元中的三个羟基中的至少一个被取代为极化率各向异性Δα（以下表达式（1）表示）为2.5×10-24cm3或更高的取代基：表达式（1）：Δα=αx-（αy+αz）/ 2，其中αx，αy和αz如规范中定义的；并且（b）当Δα为2.5×10-24cm3或更高的取代基的取代度为PA时，Δα低于2.5×10-24cm3的取代基的取代度为PB，PA和PB满足以下表达式（3）和（4）：表达式（3）：2PA + PB> 3.0；表达式（4）：PA> 0.2。
• Rosin-Derived Cationic Compounds and Polymers Along with Their Methods of Preparation
  申请人：Tang Chuanbing

  公开号：US20120214950A1

  公开（公告）日：2012-08-23

  Methods for forming rosin-derived cationic compounds are provided. The method can include attaching a cationic group to a conjugated diene on a hydrophenathrene-based ring of a resin acid (e.g., levopimaric acid, abietic acid, dehydroabietic acid, or a mixture thereof) to form a rosin-derived cationic compound. Attaching the cationic group to the conjugated diene on the hydrophenathrene-based ring of the resin acid can be achieved via a Diels-Alder reaction of a dienophile with the hydrophenathrene-based ring of the resin acid. Rosin-derived cationic compounds are also provided. The rosin-derived cationic compound can include a cationic group attached to a conjugated diene on a hydrophenathrene-based ring of a resin acid, wherein the rosin-derived cationic compound further comprises a carboxylic acid group.

  提供了制备松香衍生阳离子化合物的方法。该方法可以包括将阳离子基团连接到树脂酸（例如左旋松香酸、松香酸、脱氢松香酸或其混合物）的一个基于羟基苯并环的环上的共轭二烯上，以形成松香衍生阳离子化合物。通过将阳离子基团连接到树脂酸基于羟基苯并环的环上的共轭二烯，可以通过二烯丙烯与树脂酸基于羟基苯并环的环的Diels-Alder反应来实现。还提供了松香衍生阳离子化合物。该松香衍生阳离子化合物可以包括连接到树脂酸基于羟基苯并环的环上的共轭二烯上的阳离子基团，其中该松香衍生阳离子化合物还包括一个羧酸基团。
• Rosin-Derived Cationic Compounds and Polymers
  申请人：Tang Chuanbing

  公开号：US20140163174A1

  公开（公告）日：2014-06-12

  Methods for forming rosin-derived cationic compounds are provided. The method can include attaching a cationic group to a conjugated diene on a hydrophenathrene-based ring of a resin acid (e.g., levopimaric acid, abietic acid, dehydroabietic acid, or a mixture thereof) to form a rosin-derived cationic compound. Attaching the cationic group to the conjugated diene on the hydrophenathrene-based ring of the resin acid can be achieved via a Diels-Alder reaction of a dienophile with the hydrophenathrene-based ring of the resin acid. Rosin-derived cationic compounds are also provided. The rosin-derived cationic compound can include a cationic group attached to a conjugated diene on a hydrophenathrene-based ring of a resin acid, wherein the rosin-derived cationic compound further comprises a carboxylic acid group.

  提供了制备松香衍生阳离子化合物的方法。该方法可以包括将阳离子基团连接到树脂酸（例如左旋松香酸、松香酸、脱氢松香酸或其混合物）的羟基苯并[3.3.1]环上的共轭二烯上，形成松香衍生阳离子化合物。通过二烯丙烯与树脂酸的羟基苯并[3.3.1]环进行Diels-Alder反应，可以将阳离子基团连接到树脂酸的羟基苯并[3.3.1]环上。还提供了松香衍生阳离子化合物。该松香衍生阳离子化合物可以包括连接到树脂酸的羟基苯并[3.3.1]环上的共轭二烯上的阳离子基团，其中该松香衍生阳离子化合物进一步包括一个羧酸基团。