Defined merocyanine dye stacks from a dimer up to an octamer by spacer-encoded self-assembly approach

E Kirchner, D Bialas, F Fennel, M Grüne… - Journal of the …, 2019 - ACS Publications
A series of well-defined chromophore stacks is obtained upon self-assembly of merocyanine
and bis (merocyanine) dyes in nonpolar solvents. Careful design of the spacer moieties …

Dipole–dipole interaction driven self-assembly of merocyanine dyes: from dimers to nanoscale objects and supramolecular materials

F Würthner - Accounts of chemical research, 2016 - ACS Publications
Conspectus π-Conjugation between heterocyclic donor (D) and acceptor (A) groups via a
polymethine chain leads to dyes with dipole moments greater than 10 D. These dipole …

Spacer‐Modulated Differentiation Between Self‐Assembly and Folding Pathways for Bichromophoric Merocyanine Dyes

A Zitzler‐Kunkel, E Kirchner, D Bialas… - … A European Journal, 2015 - Wiley Online Library
We have synthesized a large series of bis (merocyanine) dyes with varying spacer unit and
investigated in detail their self‐organization behavior by concentration‐as well as solvent …

Stepwise folding and self-assembly of a merocyanine folda-pentamer

X Hu, JO Lindner, F Würthner - Journal of the American …, 2020 - ACS Publications
Here we report a synthetic protocol toward a merocyanine (MC) pentamer 1 which
represents the first merocyanine oligomer longer than a dimer. By continuously decreasing …

Essential states model for merocyanine dye stacks: bridging electronic and optical absorption properties

D Bialas, C Zhong, F Wurthner… - The Journal of Physical …, 2019 - ACS Publications
An extension of the essential states model is developed to investigate the absorption and
electronic properties of a highly dipolar merocyanine dye and double and quadruple π …

Self‐assembly of bis (merocyanine) tweezers into discrete bimolecular π‐stacks

A Lohr, M Grüne, F Würthner - Chemistry–A European Journal, 2009 - Wiley Online Library
Dipolar aggregation: Examples of a novel class of tweezer molecules have been
constructed through the tethering of two dipolar merocyanine chromophores. The …

Highly ordered merocyanine dye assemblies by supramolecular polymerization and hierarchical self-organization

F Würthner, S Yao, U Beginn - … Chemie-International Edition, 2003 - stars.library.ucf.edu
Step by step: Bis (merocyanine) dyes 1 self-assemble in a stepwise manner with increasing
concentration to afford supramolecular polymers, organogels, and liquid-crystalline phases …

Hydrogen-bond-directed formation of supramolecular polymers incorporating head-to-tail oriented dipolar merocyanine dyes

R Schmidt, M Stolte, M Grüne, F Würthner - Macromolecules, 2011 - ACS Publications
A self-complementary Hamilton-receptor-functionalized merocyanine dye has been
synthesized by incorporating a hydrogen bonding receptor site to the donor moiety of a …

Supramolecular polymerization and gel formation of bis (merocyanine) dyes driven by dipolar aggregation

S Yao, U Beginn, T Gress, M Lysetska… - Journal of the …, 2004 - ACS Publications
Two highly dipolar merocyanine dyes were tethered by a rigid tris (n-dodecyloxy) xylylene
unit that preorganizes the dyes for a supramolecular polymerization process through …

Solvent‐and Guest‐Responsive Self‐Assembly of Hamilton Receptor Tethered Bis (merocyanine) Dyes

R Schmidt, S Uemura… - Chemistry–A European …, 2010 - Wiley Online Library
A novel supramolecular building block (8) that consists of a Hamilton receptor and two
merocyanine dyes has been synthesized, and the self‐assembly based on orthogonal …