Unusual aggregation‐induced emission of a coumarin derivative as a result of the restriction of an intramolecular twisting motion

F Bu, R Duan, Y Xie, Y Yi, Q Peng, R Hu… - Angewandte …, 2015 - Wiley Online Library
Aggregation‐induced emission (AIE) is commonly observed for propeller‐like luminogens
with aromatic rotors and stators. Herein, we report that a coumarin derivative containing a …

Addressing the autofluorescence issue in deep tissue imaging by two-photon microscopy: the significance of far-red emitting dyes

YW Jun, HR Kim, YJ Reo, M Dai, KH Ahn - Chemical science, 2017 - pubs.rsc.org
The fluorescence imaging of tissue is essential for studying biological events beyond the
cellular level. Two-photon microscopy based on the nonlinear light absorption of fluorescent …

Can stacking interactions exist beyond the commonly accepted limits?

R Kruszynski, T Sierański - Crystal Growth & Design, 2016 - ACS Publications
Systematic study of π··· π interactions of structurally characterized compounds containing
parallel benzene and/or pyridine rings was carried out. The gathered geometrical …

pH-sensitive bioprobe for multichannel mitochondrial imaging and photodynamic therapy

L Zhang, FL Jiang, QL Guo, Y Liu, P Jiang - Analytical Chemistry, 2022 - ACS Publications
Tumor targeting therapy and photodynamic therapy are effective anti-cancer therapies. Their
research progress has attracted wide attention and is one of the focuses of anti-cancer drug …

Solid-state fluorescent materials based on coumarin derivatives: polymorphism, stimuli-responsive emission, self-assembly and optical waveguides

RR Cui, YC Lv, YS Zhao, N Zhao, N Li - Materials Chemistry Frontiers, 2018 - pubs.rsc.org
Solid-state fluorescent materials have attracted a surge of interest in recent years due to
their wide applications in the fields of photoelectric devices, memory storage and fluorescent …

Rational tuning of AIEE active coumarin based α-cyanostilbenes toward far-red/NIR region using different π-spacer and acceptor units

M Paramasivam, S Kanvah - The Journal of Physical Chemistry C, 2016 - ACS Publications
A series of cyanostilbene based D− π–A derivatives, comprising 6-(diethylamino) coumarin
as a donor and benzene and benzothiazole as acceptors bridged by different π-spacers …

Photoactivatable dihydroalkaloids for cancer cell imaging and chemotherapy with high spatiotemporal resolution

X Ling, L Huang, Y Li, Q Wan, Z Wang, A Qin… - Materials …, 2020 - pubs.rsc.org
Chemotherapeutics with systemic administration usually suffer from low treatment efficacy
and off-target toxicity. On the contrary, photoactivatable cancer theranostics can achieve …

A systematic study on the discrepancy of fluorescence properties between in solutions and in cells: super-bright, environment-insensitive benzocoumarin dyes

YJ Reo, YW Jun, SW Cho, J Jeon, H Roh… - Chemical …, 2020 - pubs.rsc.org
The benzocoumarin dyes fluoresce negligibly in aqueous media but very strongly in cells,
whereas representative conventional dyes display contrasting behaviour; the distinct …

Molecular Packing‐Controlled Mechanical‐Induced Emission Enhancement of Tetraphenylethene‐Functionalised Pyrazoline Derivatives

S Guo, G Zhang, L Kong, Y Tian… - Chemistry–A European …, 2020 - Wiley Online Library
Organic mechanofluorochromic (MFC) materials with mechanical‐induced emission
enhancement (MIEE) are scarce. Herein, Aggregation‐induced emission (AIE)‐active …

Dimethylamine substituted bisbenzocoumarins: solvatochromic, mechanochromic and acidochromic properties

S Chen, W Liu, Z Ge, W Zhang, KP Wang, ZQ Hu - CrystEngComm, 2018 - pubs.rsc.org
Stimuli-responsive luminescent materials have attracted considerable attention in recent
years because of their potential application in various fields. In this work, dimethylamine …