Results 11 to 20 of about 6,902 (225)

Hybrid Molecules Based on Fullerene C₆₀ and Spiropyrans as a Promising Approach to the Creation of Anticancer Drugs

Chemistry Proceedings, 2021
In this work, we present a novel spiropyran–containing photochromic pyrrolidinofullerene as a promising agent for the photodynamic therapy of cancer.
Artur A. Khuzin, Liliya L. Khuzina, Airat R. Tuktarov, Usein M. Dzhemilev   +3 more
doaj   +1 more source

Transparent Organogels as a Medium for the Light-Induced Conversion from Spiropyran to Merocyanine

Gels, 2023
Low-molecular-weight peptide gelators are a versatile class of compounds able to form gels under a variety of conditions, even via simple ultrasound sonication.
Demetra Giuri, Paolo Ravarino, Claudia Tomasini   +2 more
doaj   +1 more source

Fluorescence of molecular composites that consist of nematic liquid crystal and merocyanins

Біофізичний вісник, 2020
Background: Considered merocyanine molecules have donor D and acceptor A moieties connected by polymer chain. The conjugated donor D and acceptor A parts of merocyanine molecules are planar in the ground state.
M. B. Malynovskyi, M. M. Sevryukova, Yu. P. Piryatinski   +2 more
doaj   +1 more source

Photochromic and Luminescent Properties of a Salt of a Hybrid Molecule Based on C₆₀ Fullerene and Spiropyran—A Promising Approach to the Creation of Anticancer Drugs

Molecules, 2023
For the first time a pyrrolidinofullerene salt containing a spiropyran group and an ammonium group, capable of reversibly reacting to UV radiation, has been synthesized.
Artur A. Khuzin, Dim I. Galimov, Liliya L. Khuzina   +2 more
doaj   +1 more source

Petrosamine Revisited. Experimental and Computational Investigation of Solvatochromism, Tautomerism and Free Energy Landscapes of a Pyridoacridinium Quaternary Salt

Marine Drugs, 2023
Petrosamine (1)—a colored pyridoacridine alkaloid from the Belizean sponge, Petrosia sp., that is also a potent inhibitor of acetylcholine esterase (AChE)—was investigated by spectroscopic and computational methods.
Christopher J. Gartshore, Xiao Wang, Yongxuan Su, Tadeusz F. Molinski   +3 more
doaj   +1 more source

Spiropyran-Based Drug Delivery Systems

Frontiers in Chemistry, 2021
Nanocarriers are rapidly growing in popularity in the field of drug delivery. The ability of nanocarriers to encapsulate and distribute poorly soluble drugs while minimising their undesired effects is significantly advantageous over traditional drug ...
Andrew Fagan, Michał Bartkowski, Silvia Giordani   +2 more
doaj   +1 more source

Prediction of Solvatochromic Polarity Parameters for Aqueous Mixed-Solvent Systems

Applied Sciences, 2020
Solvent polarity is important data being used in solvent selections for preliminary engineering design of chemical processes. In this work, a predictive model is proposed for estimating the solvatochromic polarity of electronic transition energy (ET) of ...
Alif Duereh, Amata Anantpinijwatna, Panon Latcharote   +2 more
doaj   +1 more source

Dramatic morphological changes in liposomes induced by peptide nanofibers reversibly polymerized and depolymerized by the photoisomerization of spiropyran

Frontiers in Molecular Biosciences, 2023
Cytoskeletons such as microtubules and actin filaments are natural protein assemblies, which dynamically control cellular morphology by reversible polymerization/depolymerization.
Yingbing Liang, Shigesaburo Ogawa, Hiroshi Inaba, Hiroshi Inaba, Kazunori Matsuura, Kazunori Matsuura   +5 more
doaj   +1 more source

2-(2-(Dimethylamino)vinyl)-4H-pyran-4-ones as Novel and Convenient Building-Blocks for the Synthesis of Conjugated 4-Pyrone Derivatives

Molecules, 2022
A straightforward approach for the construction of the new class of conjugated pyrans based on enamination of 2-methyl-4-pyrones with DMF-DMA was developed.
Dmitrii L. Obydennov, Diana I. Nigamatova, Alexander S. Shirinkin, Oleg E. Melnikov, Vladislav V. Fedin, Sergey A. Usachev, Alena E. Simbirtseva, Mikhail Y. Kornev, Vyacheslav Y. Sosnovskikh   +8 more
doaj   +1 more source

Synthesis, Photochromic and Luminescent Properties of Ammonium Salts of Spiropyrans

Molecules, 2022
New salts of photochromic indoline spiropyrans capable of reversibly responding to UV radiation were synthesized to develop light-controlled materials.
Artur A. Khuzin, Dim I. Galimov, Artur R. Tulyabaev, Liliya L. Khuzina   +3 more
doaj   +1 more source