Recent advances on pyrene-based photoinitiators of polymerization

F Dumur - European Polymer Journal, 2020 - Elsevier
Photoinitiators of polymerization activable under low light intensity and in the visible range
are actively researched by both the academic and industrial communities. To efficiently …

Solvatochromic fluorescent styryl pyrene probes for the quantitative determination of water content in organic solvents

M Noikham, C Sriwiphasathit, K Siriwong, T Vilaivan - Dyes and Pigments, 2023 - Elsevier
A series of D-π-A fluorescent styryl pyrene probes were synthesized through the Wittig
reaction. The introduction of an electron-withdrawing substituent on the phenyl ring creates …

1-, 3-, 6-, and 8-tetrasubstituted asymmetric pyrene derivatives with electron donors and acceptors: high photostability and regioisomer-specific photophysical …

Y Niko, S Sasaki, K Narushima… - The Journal of …, 2015 - ACS Publications
The systematic synthesis of five 1-, 3-, 6-, and 8-tetrasubstituted asymmetric pyrenes with
electron donor and acceptor moieties is presented, together with an examination of their …

A novel pyrene-based two-photon active fluorescent dye efficiently excited and emitting in the 'tissue optical window (650–1100 nm)'

Y Niko, H Moritomo, H Sugihara, Y Suzuki… - Journal of Materials …, 2015 - pubs.rsc.org
The development of two-photon (TP) active fluorophores remains an important issue. Dyes
that can be excited and fluoresce efficiently in the 'tissue optical window'(650–1100 nm) are …

Directional control of π-conjugation enabled by distortion of the donor plane in diarylaminoanthracenes: a photophysical study

S Sasaki, K Hattori, K Igawa… - The Journal of Physical …, 2015 - ACS Publications
We designed and synthesized a series of diarylaminoanthracenes in which the planarity of
the diarylamine moiety is controlled by methylene-or ethylene-bridges. The X-ray …

Amine-incorporated quinoxaline based fluorescent sensor for detection of trace water: Solvent influenced self-assembly

M Basak, G Das - Spectrochimica Acta Part A: Molecular and …, 2022 - Elsevier
Polarity is a complex parameter, with important effect in chemistry and biology. In recent
years, polarity exploration attracted more and more attention hence, it's of great importance …

The K-Region in Pyrenes as a Key Position to Activate Aggregation-Induced Emission: Effects of Introducing Highly Twisted N,N-Dimethylamines

S Sasaki, S Suzuki, K Igawa, K Morokuma… - The Journal of …, 2017 - ACS Publications
A new design strategy to activate aggregation-induced emission (AIE) in pyrene
chromophores is reported. In a previous report, we demonstrated that highly twisted N, N …

Pyrene-based D–π–A dyes that exhibit solvatochromism and high fluorescence brightness in apolar solvents and water

Y Niko, Y Cho, S Kawauchi, G Konishi - RSC Advances, 2014 - pubs.rsc.org
A novel pyrene-based D–π–A dye consisting of piperidine (D) and a secondary N-alkyl
carboxamide (A) was prepared. This dye showed solvatochromism and bright fluorescence …

Weak donor-/strong acceptor-linked anthracenyl π-conjugates as solvato (fluoro) chromophore and AEEgens: contrast between nitro and cyano functionality

MZK Baig, B Prusti, D Roy, PK Sahu, M Sarkar… - ACS …, 2018 - ACS Publications
Steady development on photophysical behaviors for a variety of organic fluorophores
inspired us to generate anthracene-based fluorescent molecules with a strong acceptor and …

A new solvatochromic linear π-conjugated dye based on phenylene-(poly) ethynylene as supersensitive low-level water detector in organic solvents

XL Guan, TM Jia, DH Zhang, Y Zhang, HC Ma, DD Lu… - Dyes and …, 2017 - Elsevier
A novel class of phenylene-(poly) ethynylene-based dye Sensor 1 with remarkable
properties of solvatochromism has been designed and synthesized. A long, coplanar and …