Binuclear cyclopalladated cyclophanes: towards a new family of metallomesogens

被引：30

作者：

Neumann, B

Hegmann, T

Wolf, R

Tschierske, C

机构：

[1] Univ Halle Wittenberg, Inst Organ Chem, D-01620 Halle, Germany

[2] Univ Halle Wittenberg, Inst Pharmazeut Technol & Biopharm, D-01620 Halle, Germany

来源：

CHEMICAL COMMUNICATIONS | 1998年 / 01期

关键词：

D O I：

10.1039/a706485c

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Macrocyclic liquid crystals consisting of a biphenyl rigid core and a 2-phenylpyrimidine unit are fused by cyclopalladation giving a novel type of metallomesogens with nematic and mectic mesophases.

引用

页码：105 / 106

页数：2

共 18 条

[11] BIAXIALITY IN A CYCLIC THERMOTROPIC NEMATIC LIQUID-CRYSTAL [J].

LI, JF ;

PERCEC, V ;

ROSENBLATT, C ;

LAVRENTOVICH, OD .

EUROPHYSICS LETTERS, 1994, 25 (03) :199-204

[12] MESOGENIC BEHAVIOR OF 2 SERIES OF ORTHOPALLADATED POLAR IMINE DERIVATIVES AND THEIR ORGANIC LIGANDS(II) [J].

MARCOS, M ;

ROS, MB ;

SERRANO, JL .

LIQUID CRYSTALS, 1988, 3 (08) :1129-1136

[13] Liquid crystalline macrocycles: Novel glass-forming nematic materials that can undergo charge transfer induced phase transitions [J].

Neumann, B ;

Joachimi, D ;

Tschierske, C .

ADVANCED MATERIALS, 1997, 9 (03) :241-&

[14] Macrocyclization overrides the polymer effect in the stabilization of liquid crystalline (LC) phases with a novel odd-even alternation. A demonstration with LC crown ethers [J].

Percec, V ;

Turkaly, PJ ;

Asandei, AD .

MACROMOLECULES, 1997, 30 (04) :943-952

[15] Design of side chain and main chain liquid crystalline polymers containing supramolecular quasi-rigid-rodlike mesogens obtained from collapsed main chain macrocyclics [J].

Percec, V ;

Asandei, AD ;

Chu, P .

MACROMOLECULES, 1996, 29 (11) :3736-3750

[16]

PERCEC V, 1992, ADV MATER, V4, P573

[17] MULTINUCLEAR PALLADIUM ORGANYLS - NOVEL STRUCTURES AND PROPERTIES OF DISK-LIKE METALLOMESOGENS [J].

PRAEFCKE, K ;

SINGER, D ;

GUNDOGAN, B .

MOLECULAR CRYSTALS AND LIQUID CRYSTALS, 1992, 223 :181-195

[18]

Serrano J. L., 1996, METALLOMESOGENS

← 1 2 →