4,4'-Diisopropoxy-biphenyl

• 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: 4,4'-Diisopropoxy-biphenyl
• 英文别名: 4,4'-Diisopropoxy-1,1'-biphenyl；1-propan-2-yloxy-4-(4-propan-2-yloxyphenyl)benzene
• 化学式: C₁₈H₂₂O₂
• 分子量: 270.371
• InChiKey: MUGJUOWJTRLDCB-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5.1
• 重原子数：
  20
• 可旋转键数：
  5
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  4-溴苯酚 在 sodium ethanolate 、 magnesium 作用下， 以 乙醇 为溶剂， 反应 4.0h， 生成 4,4'-Diisopropoxy-biphenyl
  参考文献：
  名称：

  Evidence for the Occurrence of Substitution Side Products in Grignard Reactions

  摘要：

  In the formation of Grignard reagents from 4-bromoalkoxybenzene and their subsequent coupling reactions with allylic halides, the unusual minor side products, 8 - 14 have been obtained.

  DOI：

  10.1016/s0040-4020(01)90167-x

文献信息

• METHOD FOR MANUFACTURING CONJUGATED AROMATIC COMPOUND
  申请人：Oda Seiji

  公开号：US20110275859A1

  公开（公告）日：2011-11-10

  A method for manufacturing a conjugated aromatic compound comprising reacting an aromatic compound (A) wherein one or two leaving groups selected from the group consisting of an iodine atom, a bromine atom and a chlorine atom are bonded to an aromatic ring and the aromatic compound (A) does not have (c1) a group represented by the following formula (10): wherein A 1 represents a C1-C20 alkoxy group etc.; (g1) a C1-C20 alkyl group which may be substituted with a fluorine atom etc.; and (h1) a C2-C20 acyl group which may be substituted with a fluorine atom etc., at the neighboring carbon atom to the carbon atom to which the leaving group is bonded, with an aromatic compound (A) having the same structure as that of the above-mentioned aromatic compound (A) or an aromatic compound (B) wherein the aromatic compound (B) is structurally different from the above-mentioned aromatic compound (A), one or two leaving groups selected from the group consisting of an iodine atom, a bromine atom and a chlorine atom are bonded to an aromatic ring and the aromatic compound (B) does not have the above-mentioned (c1), (g1) and (h1) at the neighboring carbon atom to the carbon atom to which the leaving group is bonded, in the presence of (i) a nickel compound, (ii) a metal reducing agent, (iii) at least one ligand (L1) selected from the group consisting of a 2,2′-bipyridine compound having at least one electron-withdrawing group and having no substituent at 3-, 6-, 3′- and 6′-positions, and a 1,10-phenanthroline compound having at least one electron-withdrawing group and having no substituent at 2- and 9-positions, and (iv) at least one ligand (L2) selected from the group consisting of a 2,2′-bipyridine compound having at least one electron-releasing group and having no substituent at 3-, 6-, 3′- and 6′-positions, and a 1,10-phenanthroline compound having at least one electron-releasing group and having no substituent at 2- and 9-positions.

  一种制备共轭芳香化合物的方法，包括将含有一个或两个离去基团的芳香化合物（A）与含有相同结构的上述芳香化合物（A）或结构不同的芳香化合物（B）反应，其中这些离去基团选自碘原子、溴原子和氯原子，与芳香环结合，而芳香化合物（A）没有以下式（10）所代表的基团：其中A1代表C1-C20烷氧基等；（g1）代表C1-C20烷基基团，可能被氟原子等取代；以及（h1）代表C2-C20酰基基团，可能被氟原子等取代，与离去基团结合的碳原子的相邻碳原子处没有上述（c1）、（g1）和（h1），在（i）镍化合物、（ii）金属还原剂、（iii）从2,2′-联吡啶化合物和1,10-邻菲啰啉化合物中选择的至少一种配体（L1），具有至少一个吸电子基团且在3-、6-、3′-和6′-位置没有取代基，以及（iv）从2,2′-联吡啶化合物和1,10-邻菲啰啉化合物中选择的至少一种配体（L2），具有至少一个释电子基团且在3-、6-、3′-和6′-位置没有取代基团的情况下，在上述离去基团结合的碳原子的相邻碳原子处进行反应。
• Synthesis of Functionalized 2-Arylthiophenes with Triarylbismuths as Atom-Efficient Multicoupling Organometallic Nucleophiles under Palladium Catalysis
  作者：Maddali Rao、Debasis Banerjee、Ritesh Dhanorkar

  DOI：10.1055/s-0030-1260554

  日期：2011.6

  Atom-efficient cross-coupling reactions of functionalized 2-bromo- and 2-iodothiophenes have been demonstrated using triarylbismuths as atom-efficient multicoupling organometallic nucleophiles under palladium-catalyzed conditions. These couplings with various functionalized triarylbismuths proceeded smoothly to afford the corresponding functionalized 2-arylthiophenes in high yields.

  在钯催化条件下，使用三芳基铋作为原子效率多偶联有机金属亲核试剂，已经证明了官能化 2-溴和 2-碘噻吩的原子效率交叉偶联反应。这些与各种官能化三芳基铋的偶联顺利进行，以高产率提供相应的官能化 2-芳基噻吩。
• Pd-Catalyzed Tandem Chemoselective Synthesis of 2-Arylbenzofurans using Threefold Arylating Triarylbismuth Reagents
  作者：Maddali L. N. Rao、Deepak N. Jadhav、Priyabrata Dasgupta

  DOI：10.1002/ejoc.201201314

  日期：2013.2

  A tandem chemoselective synthesis of 2-arylbenzofurans was accomplished from o-hydroxy-gem-(dibromovinyl)benzenes and BiAr3 reagents under palladium-catalyzed conditions. This unique and synthetically valuable strategy proceeds through three consecutive coupling reactions involving triarylbismuth reagents and provides 2-arylbenzofuran products in high yields.

  2-芳基苯并呋喃的串联化学选择性合成是在钯催化条件下由邻羟基宝石-(二溴乙烯基)苯和BiAr3试剂完成的。这种独特且具有合成价值的策略通过涉及三芳基铋试剂的三个连续偶联反应进行，并以高产率提供 2-芳基苯并呋喃产品。
• Pd-catalyzed cross-coupling study of bi-functional 3-bromo-4-trifloxycoumarins with triarylbismuth reagents
  作者：Maddali L.N. Rao、Abhijeet Kumar

  DOI：10.1016/j.tet.2015.05.060

  日期：2015.8

  3-bromo-4-trifloxycoumarins have been explored with threefold arylating triarylbismuth reagents. These palladium-catalyzed reactions afforded chemo-selective C-4 arylations with the facile formation of 3-bromo-4-arylcoumarins in good to high yields. Additionally, palladium-catalyzed arylations of functionalized 3-bromo-4-arylcoumarins also participated in the second arylation to give functionalized 3,4-diarylcoumarins

  已经用三重芳基化三芳基铋试剂研究了功能化的3-溴-4-三氟香豆素的交叉偶联反应。这些钯催化的反应提供了化学选择性的C-4芳基化，并以高收率或高收率容易地形成了3-bromo-4-芳基香豆素。另外，官能化的3-溴-4-芳基香豆素的钯催化的芳基化也参与第二芳基化，以高收率得到官能化的3,4-二芳基香豆素。
• BIPYRIDINE COMPOUND, TRANSITION METAL COMPLEX, AND METHOD FOR PRODUCTION OF CONJUGATED AROMATIC COMPOUND USING THE TRANSITION METAL COMPLEX
  申请人：Asaumi Taku

  公开号：US20100184978A1

  公开（公告）日：2010-07-22

  A bipyridine compound represented by the formula (1): wherein R 1 , R 2 and R 3 each independently represent a C1-C10 alkyl group which may be substituted etc., and R 4 , R 5 , R 6 , R 7 and R 8 each independently represent a hydrogen atom etc., a transition metal complex obtained by contacting a bipyridine compound represented by the formula (1) with a compound of a transition metal belonging to Group 9, 10 or 11, and a method for production of a conjugated aromatic compound comprising reacting an aromatic compound (A) wherein one or two leaving groups are bonded to an aromatic ring with an aromatic compound (A) having the same structure as that of the above-mentioned aromatic compound (A) or an aromatic compound (B) being structurally different from the above-mentioned aromatic compound (A) and having one or two leaving groups bonded to an aromatic ring, in the presence of the transition metal complex.

  一种以式(1)表示的联吡啶化合物：其中R1、R2和R3各自独立地表示可以被取代的C1-C10烷基等，而R4、R5、R6、R7和R8各自独立地表示氢原子等，通过将式(1)表示的联吡啶化合物与属于9、10或11族过渡金属的化合物接触而获得的过渡金属配合物，以及一种制备共轭芳香化合物的方法，包括在过渡金属配合物的存在下，将一个或两个离去基团与芳环结合的芳香化合物（A）与具有与上述芳香化合物（A）相同结构的芳香化合物（A）或结构不同于上述芳香化合物（A）且具有一个或两个离去基团与芳环结合的芳香化合物（B）反应。