Results 21 to 30 of about 4,465 (196)

Synthesis of novel organocatalysed phenoxazine for atom transfer radical polymerization of methyl methacrylate monomer

open access: yesVietnam Journal of Science, Technology and Engineering, 2022
In this research, a novel organic photocatalyst of 10-(perylene-3-yl-10H-phenoxazine (PHP) has been successfully synthesized from perylene and phenoxazine via Buchwald-Hartwig C-N coupling.
Thu Vo Hoang   +4 more
doaj   +1 more source

Redmond Red as a Redox Probe for the DNA-Mediated Detection of Abasic Sites [PDF]

open access: yes, 2008
Redmond Red, a fluoropore containing a redox-active phenoxazine core, has been explored as a new electrochemical probe for the detection of abasic sites in double-stranded DNA.
Barton, Jacqueline K., Buzzeo, Marisa C.
core   +2 more sources

NMR analysis of Nile Blue (C. I. Basic Blue 12) and Thionine (C. I. 52000) in solution [PDF]

open access: yes, 2011
The dyes Nile Blue (C. I. Basic Blue 12, NB) and Thionine (C. I. 52000, TH) were examined in both ionic and neutral forms in different solvents using NMR and UV-visible Spectroscopy to firmly establish the structures of the molecules and to assess the ...
Evstigneev, Maxim P.   +5 more
core   +1 more source

The Phenoxazine Derivative Phx-1 Suppresses IgE-Mediated Degranulation in Rat Basophilic Leukemia RBL-2H3 Cells

open access: yesJournal of Pharmacological Sciences, 2004
Antigen-induced aggregation of the high affinity IgE receptor (FcεRI) on mast cells induces degranulation to release chemical mediators, leading to acute allergic inflammation.
Eisuke Enoki   +7 more
doaj   +1 more source

10-Phenyl-10H-phenoxazine-4,6-diol tetrahydrofuran monosolvate

open access: yesIUCrData, 2020
In the crystalline state of the title solvate, C18H13NO3·C4H8O, hydrogen-bonding interactions between hydroxyl groups on a phenoxazine backbone and the tetrahydrofuran solvent are observed that suggest the ability for this compound to act as a chelating ...
Aislinn C. Whalen   +7 more
doaj   +1 more source

Protective activity of aromatic amines and imines against oxidative nerve cell death [PDF]

open access: yes, 2001
Oxidative stress is a widespread phenomenon in the pathology of neurodegenerative diseases such as Alzheimer's disease, Parkinson's disease, and amyotrophic lateral sclerosis.
Behl, Christian   +3 more
core   +1 more source

Substitutional disorder in the substituted nixantphos ligand C39H32Br0.27Cl0.73NOP2

open access: yesActa Crystallographica Section E, 2008
The structure of 10-(3-bromo/chloropropyl)-4,6-bis(diphenylphosphino)-10H-phenoxazine, C39H32Br0.27Cl0.73NOP2, shows chloro/bromo substitutional disorder in a 3:1 ratio. For application as a ligand in catalysis, the intramolecular P...P distance of 4.263&
Holger B. Friedrich   +2 more
doaj   +1 more source

Tricyclic Cationic Chromophores as Models for New Photoantimicrobials [PDF]

open access: yes, 2015
Despite the preponderance of literature pertaining to photosensitisers based on the porphyrin system, many other chemical classes are available with similar or improved characteristics and potential for use in photodynamic medicine.
Wainwright, M
core   +1 more source

Photoinitiated azo-hydrazo tautomerizm of 1-p- toluenesulphonylazo-2,4,6,8-tetrakis (tert-butyl)phenoxazine

open access: yesInternational Journal of Photoenergy, 1999
A novel photochromic compound with NH-N intramolecular H-bond (1-p-toluenesulphonylazo- 2,4,6,8-tetrakis(tert-butyl)phenoxazine) and the corresponding model structures (1-oxo-2,4,6,8-tetrakis(tertbutyl) phenoxazine, 2,4,5,7-tetrakis (tert-butyl )-1 ...
T. E. Ivakhnenko   +4 more
doaj   +1 more source

Synthesis and photophysical studies of new benzo[a]phenoxazinium chlorides as potential antifungal agents [PDF]

open access: yes, 2016
A set of four new benzo[a]phenoxazinium chlorides possessing ethyl, propyl, decyl and tetradecyl groups at the 9-amino function of the heterocycle along with a propyl group at the 5-amino position was efficiently synthesised.
Coutinho, Paulo J. G.   +5 more
core   +1 more source

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