1,2,6,7-tetraphenyl-1,7-dihydrobenzo[1,2-d:4,5-d']diimidazole | 39823-39-7

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并咪唑类
• 英文名称: 1,2,6,7-tetraphenyl-1,7-dihydrobenzo[1,2-d:4,5-d']diimidazole
• 英文别名: 1,2,6,7-tetraphenyl-1,7-dihydro-benzo[1,2-d;4,5-d']diimidazole；1,2,6,7-Tetraphenylimidazo[4,5-f]benzimidazole；1,2,6,7-tetraphenylimidazo[4,5-f]benzimidazole
• CAS: 39823-39-7
• 化学式: C₃₂H₂₂N₄
• 分子量: 462.553
• InChiKey: OSZNBYFRDRVDNN-UHFFFAOYSA-N

物化性质

• 沸点：
  719.7±70.0 °C(predicted)
• 密度：
  1.22±0.1 g/cm3(Temp: 20 °C; Press: 760 Torr)(predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  7.6
• 重原子数：
  36
• 可旋转键数：
  4
• 环数：
  7.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  35.6
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  苯甲腈 在 palladium diacetate 、 sodium hydride 、 4,5-双二苯基膦-9,9-二甲基氧杂蒽 、 sodium t-butanolate 作用下， 以 二甲基亚砜 、 甲苯 为溶剂， 反应 24.0h， 生成 1,2,6,7-tetraphenyl-1,7-dihydrobenzo[1,2-d:4,5-d']diimidazole
  参考文献：
  名称：

  可调荧光发射的1,2-二取代（杂）芳基稠合咪唑的区域专一性合成

  摘要：

  建立了钯催化的两倍或四倍胺化反应，该反应可以区域特异性合成1,2-二取代（杂）芳基稠合的咪唑的多样性导向文库，并为发现具有可调荧光发射的荧光支架提供了出色的工具。这些荧光团已被用作活细胞成像的荧光探针。

  DOI：

  10.1021/ol202807d

文献信息

• Ring contraction of 1,3-diphenylbenzo[1,2,4]triazinyl radicals to 1,2-diphenylbenzimidazoles
  作者：Andrey A. Berezin、Panayiotis A. Koutentis

  DOI：10.1039/c3ob42130a

  日期：——

  Optimized conditions for the reductive ring contraction of benzotriazinyl radicals and related analogues afford benzimidazoles in near quantitative yields.

  优化的条件用于苯并三氮唑自由基和相关类似物的还原环收缩反应，可获得近似定量收率的苯并咪唑。
• PARTICLE-DISPERSED POLYIMIDE PRECURSOR SOLUTION, METHOD FOR PRODUCING POROUS POLYIMIDE FILM, AND POROUS POLYIMIDE FILM
  申请人：FUJIFILM Business Innovation Corp.

  公开号：US20220119596A1

  公开（公告）日：2022-04-21

  A particle-dispersed polyimide precursor solution contains a polyimide precursor having a unit represented by the following formula (I), particles, and a solvent, in which the particle-dispersed polyimide precursor solution satisfies both the following conditions (1) and (2), (in the formula (I), A represents a tetravalent organic group, and B represents a divalent organic group represented by any of the following formulas (B1) to (B4)), (in the formulas (B1) to (B4), Ar 1 , Ar 10 , and Ar 11 each independently represent a trivalent aromatic group which may have a substituent, Ar 2 , Ar 4 , Ar 5 , Ar 7 and Ar 8 each independently represent a divalent aromatic group which may have a substituent, Ar 3 and Ar 6 each independently represent a tetravalent aromatic group which may have a substituent or a group represented by the following formula (II), Ar 9 represents a divalent aromatic group which may have a substituent or a group represented by the following formula (III), X 1 to X 7 each independently represent NRa, O, or S, Ra represents a hydrogen atom, an alkyl group which may have a substituent, or an aryl group, and * represents a bonding site with an adjacent linking group), and (in the formulas (II) and (III), Ar 12 and Ar 13 each independently represent a trivalent aromatic group which may have a substituent, Ar 14 and Ar 15 each independently represent a divalent aromatic group which may have a substituent, Y and Z each independently represent O, S, S(═O) 2 , or CRbRc, Rb and Rc each independently represent a hydrogen atom, an alkyl group which may have a substituent, or an aryl group, and * represents a bonding site with an adjacent linking group), Condition (1): a total content of the groups represented by the formulas (B1) to (B4) is 1% by mass or more and 40% by mass or less with respect to a total amount of the polyimide precursor, and Condition (2): a content of the particles is 5% by mass or more and 90% by mass or less with respect to a total content of the polyimide precursor and the particles.