Z/E Configuration in MEH-CN-PPV

LI Yu-peng; HE Lin; LU Dan; MA Yu-guang; LI Guo-wen

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Z/E Configuration in MEH-CN-PPV

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- Z/E Configuration in MEH-CN-PPV
- Chinese Journal of Luminescence Vol. 27, Issue 1, Pages: 100-104(2006)
- 作者机构：
  
  吉林大学, 超分子结构与材料教育部重点实验室, 吉林, 长春, 130012
- 作者简介：
- 基金信息：
- DOI：
  CLC： TN383.1;O631.1
- Received：26 August 2004，
  
  Revised：2005-1-21，
  
  Published：20 January 2006
- 稿件说明：
移动端阅览
李昱鹏, 何琳, 陆丹, 马於光, 李国文. MEH-CN-PPV中Z/E的构型[J]. 发光学报, 2006,27(1): 100-104

LI Yu-peng, HE Lin, LU Dan, MA Yu-guang, LI Guo-wen. Z/E Configuration in MEH-CN-PPV[J]. Chinese Journal of Luminescence, 2006,27(1): 100-104
李昱鹏, 何琳, 陆丹, 马於光, 李国文. MEH-CN-PPV中Z/E的构型[J]. 发光学报, 2006,27(1): 100-104 DOI：

LI Yu-peng, HE Lin, LU Dan, MA Yu-guang, LI Guo-wen. Z/E Configuration in MEH-CN-PPV[J]. Chinese Journal of Luminescence, 2006,27(1): 100-104 DOI：

摘要

用Knoevenagel方法

合成了MEH-CN-PPV

通过对其

H-核磁共振(

H-NMR)谱的研究

在MEH-CN-PPV的1H-NMR谱中发现烯键的Z/E两种构型的信号

通过积分面积初步估算E构型占15%

Z构型占85%。并且合成了模型化合物——齐聚物(E

E)-1

4-二(1-氰基-2-苯乙烯基)-2-(2-乙基己氧基)-5-甲氧基苯

其发生异构时

H-NMR谱的变化与MEH-CN-PPV的Z/E两种构型在1H-NMR谱中的信号吻合。

Abstract

关键词

Keywords

references

Burroughes J H,Bradley D D C,Brown A R,et al.Light-emitting diodes based on conjugated polymers[J].Nature,1990,347:539-541.

Yuan Renkuan,Kong Fan,Ou Changgang,et al.Conformations and optical characteristics of MEH-PPV with different states[J].Chin.J.Lumin.(发光学报),2005,26(5):655-658 (in Chinese).

Greenham N C,Moratti S C,Bradley D D C,et al.Efficient light-emitting diodes based on polymers with high electron affinities[J].Nature,1993,365:628-630.

Moratti S C,Cervini R,Holmes A B,et al.High electron affinity polymers for LEDs[J].Synth.Met.,1995,71:2117-2120.

Lange F J,Leuze M,Hanack M.Z/E isomerization of poly-para-phenylenevinylene model compounds[J].J.Phys.Organ.Chem.,2001,14:474-480.

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