Fluorescence Amplification of Unsaturated Oxazolones Using Palladium: Photophysical and Computational Studies

D Dalmau, O Crespo, JM Matxain… - Inorganic …, 2023 - ACS Publications
Weakly fluorescent (Z)-4-arylidene-5-(4 H)-oxazolones (1), ΦPL< 0.1%, containing a variety
of conjugated aromatic fragments and/or charged arylidene moieties, have been …

Two-photon absorption properties of push–pull oxazolones derivatives

CAB Rodrigues, IFA Mariz, EMS Maçôas… - Dyes and …, 2012 - Elsevier
New fluorescent oxazolone derivatives with high two-photon absorption cross-section were
synthesized. Electron donor (phenyl, dimethylaniline and furanyl) and acceptor …

Aggregation-induced photoluminescent changes of naphthyridine-BF2 complexes.

L Quan, Y Chen, XJ Lv, WF Fu - Chemistry (Weinheim an der …, 2012 - europepmc.org
Luminous boron: new 1, 8-naphthyridine-BF (2) complexes with strong emissions both in
solution and in the solid state have been developed. Aggregation-induced blueshifts of …

Fluorescence emission studies of an azlactone derivative embedded in polymer films: An optical sensor for pH measurements

K Ertekin, S Alp, C Karapire, B Yenigül… - … of Photochemistry and …, 2000 - Elsevier
Azlactone molecules can be protonated in acidic media, and the process of protonation is
irreversible due to ring opening in solutions. A new fully reversible pH sensor has been …

Photophysical and photochemical characteristics of an azlactone dye in sol-gel matrix; a new fluorescent pH indicator

K Ertekin, C Karapire, S Alp, B Yenigül, S Içli - Dyes and Pigments, 2003 - Elsevier
The photophysical and photochemical properties of an azlactone derivative, 4-(pN, N-
dimethylaminophenylmethylene)-2-phenyl-5-oxazolone,(DPO) in a sol-gel matrix have been …

Stereoselective, Ruthenium-Photocatalyzed Synthesis of 1,2-Diaminotruxinic Bis-amino Acids from 4-Arylidene-5(4H)-oxazolones

S Sierra, MV Gomez, AI Jiménez, A Pop… - The Journal of …, 2022 - ACS Publications
The irradiation of (Z)-2-phenyl-4-aryliden-5 (4 H)-oxazolones 1 in deoxygenated CH2Cl2 at
25° C with blue light (465 nm) in the presence of [Ru (bpy) 3](BF4) 2 (5% mole ratio) as a …

Unsaturated oxazolones as nonlinear fluorophores

CAB Rodrigues, IFA Mariz, EMS Maçôas… - Dyes and …, 2013 - Elsevier
Unwanted bleaching of two-photon absorption microscopy probes can be reduced by
designing more efficient nonlinear fluorophores. Here the linear and nonlinear …

Application of the pyrazolone derivatives as effective modulators in the opto-electronic networks

A Szukalski, R Stottko, P Krawczyk, B Sahraoui… - … of Photochemistry and …, 2023 - Elsevier
Materials engineering plays a pivotal role in the modern technologies and individual
solutions for various applications. In this contribution we describe two pyrazolone-based …

Synthesis and study of nonlinear optical properties of oxazolone containing polymers

V Smokal, R Czaplicki, B Derkowska, O Krupka… - Synthetic metals, 2007 - Elsevier
The oxazolone derivatives were synthesized and their structures determined by UV-and H
NMR-spectroscopies. The polymerization was carried out in DMF with AIBN as initiator. The …

Synthesis of a biologically active oxazol-5-(4H)-one via an Erlenmeyer–Plöchl reaction

CAB Rodrigues, JMG Martinho… - Journal of Chemical …, 2015 - ACS Publications
The synthesis of (Z)-4-(4-nitrobenzylidene)-2-phenyloxazol-5 (4 H)-one, which is a potent
immunomodulator and tyrosinase inhibitor, is described as an experiment for an upper …