Photo-responsive dimension-controlled ion-pairing assemblies based on anion complexes of π-electronic systems

2019 ◽  
Vol 55 (69) ◽  
pp. 10269-10272 ◽  
Author(s):  
Ryohei Yamakado ◽  
Yohei Haketa ◽  
Mitsuo Hara ◽  
Shusaku Nagano ◽  
Takahiro Seki ◽  
...  
Keyword(s):  
Ion Pairing ◽  
Electronic Systems ◽  
Aliphatic Chain ◽  
Anion Complexes

Negatively charged π-electronic systems, prepared by the complexation of dipyrrolyldiketone BF2 complexes with an azobenzene bearing an alkanoate and an aliphatic chain, provided dimension-controlled assemblies, showing the photo-responsive behaviour.

Pyrrole-bridged quinones: π-electronic systems that modulate electronic structures by tautomerism and deprotonation

2021 ◽  
Author(s):  
Shinya Sugiura ◽  
Hiromitsu Maeda
Keyword(s):  
Infrared Absorption ◽  
Electronic Structures ◽  
Near Infrared ◽  
Ion Pairing ◽  
Anion Binding ◽  
Electronic Systems

A new series of π-extended quinone derivatives containing a pyrrole bridge exhibited NH/OH-type tautomerization and anion binding along with deprotonation that induced near-infrared absorption and ion-pairing assemblies.

Ion-Free and Ion-Pairing Assemblies of Anion-Responsive π-Electronic Systems Possessing Directly Linked Alkyl Chains

2016 ◽  
Vol 11 (14) ◽  
pp. 2025-2029 ◽  
Author(s):  
Yohei Haketa ◽  
Daisuke Katayama ◽  
Shinya Fukunaga ◽  
Yuya Bando ◽  
Tsuneaki Sakurai ◽  
...  
Keyword(s):  
Ion Pairing ◽  
Electronic Systems ◽  
Alkyl Chains

Anion-Responsive π-Electronic Systems Providing Ion-Pairing Assemblies

2016 ◽  
Vol 74 (3) ◽  
pp. 243-253 ◽  
Author(s):  
Yohei Haketa ◽  
Ryohei Yamakado ◽  
Hiromitsu Maeda
Keyword(s):  
Ion Pairing ◽  
Electronic Systems

Ion-Pairing Crystal Polymorphs of Interlocked [2 + 1]-Type Receptor–Anion Complexes

2016 ◽  
Vol 81 (18) ◽  
pp. 8530-8536 ◽  
Author(s):  
Ryohei Yamakado ◽  
Ryuma Sato ◽  
Yasuteru Shigeta ◽  
Hiromitsu Maeda
Keyword(s):  
Ion Pairing ◽  
Anion Complexes ◽  
Type Receptor

Ion‐Pairing Assemblies of Porphyrin–Au III Complexes in Combination with π‐Electronic Receptor–Anion Complexes

2020 ◽  
Vol 15 (4) ◽  
pp. 494-498 ◽  
Author(s):  
Hiroki Tanaka ◽  
Yohei Haketa ◽  
Yuya Bando ◽  
Ryohei Yamakado ◽  
Nobuhiro Yasuda ◽  
...  
Keyword(s):  
Ion Pairing ◽  
Anion Complexes

Dimension-controlled ion-pairing assemblies based on π-electronic charged species

2017 ◽  
Vol 53 (20) ◽  
pp. 2894-2909 ◽  
Author(s):  
Yohei Haketa ◽  
Hiromitsu Maeda
Keyword(s):  
Recent Progress ◽  
Ion Pairs ◽  
Ion Pairing ◽  
Feature Article ◽  
Charged Species ◽  
Anion Complexes

This feature article summarizes the recent progress in the study of ion-pairing assemblies based on π-electronic ion pairs, including anion complexes of π-electronic molecules.

Dimension-controlled assemblies of anion-responsive π-electronic systems bearing aryl substituents with fan-shaped geometries

2017 ◽  
Vol 53 (27) ◽  
pp. 3834-3837 ◽  
Author(s):  
Vellanki Lakshmi ◽  
Yohei Haketa ◽  
Ryohei Yamakado ◽  
Nobuhiro Yasuda ◽  
Hiromitsu Maeda
Keyword(s):  
Electronic Systems ◽  
Anion Complexes

Pyrrole-4-aryl-substituted dipyrrolyldiketone BF2 complexes showed fan-shaped and rod-shaped geometries for anion-free states and receptor–anion complexes, respectively, as building units of dimension-controlled assemblies.

scholarly journals Ion-pairing π-electronic systems: ordered arrangement and noncovalent interactions of negatively charged porphyrins

2021 ◽  
Author(s):  
Yoshifumi Sasano ◽  
Hiromitsu Maeda ◽  
Hiroki Tanaka ◽  
Yohei Haketa ◽  
Yoichi Kobayashi ◽  
...  
Keyword(s):  
Noncovalent Interactions ◽  
Ion Pairing ◽  
Electronic Systems ◽  
Dispersion Forces

In this study, charged π-electronic species are observed to develop stacking structures based on electrostatic and dispersion forces.  iπ–iπ Interaction, defined herein, functions for the stacking structures consisting of charged π-electronic species and is...

Dipyrrolylpyrimidines as anion-responsive π-electronic systems

2016 ◽  
Vol 14 (34) ◽  
pp. 8035-8038 ◽  
Author(s):  
Yohei Haketa ◽  
Yuki Tamura ◽  
Nobuhiro Yasuda ◽  
Hiromitsu Maeda
Keyword(s):  
Solid State ◽  
Anion Binding ◽  
Electronic Systems ◽  
Coupling Reactions ◽  
Anion Complexes

Dipyrrolylpyrimidines synthesized by coupling reactions exhibited anion-binding abilities with the inversion of pyrrole rings. In the solid state, anion complexes of dipyrrolylpyrimidines formed charge-by-charge columnar structures in combination with counter cations.

Sign in / Sign up

Export Citation Format

Share Document