Results 1 to 10 of about 1,746 (206)

Direct Amination of Nitroquinoline Derivatives via Nucleophilic Displacement of Aromatic Hydrogen [PDF]

open access: yesMolecules, 2021
The vicarious nucleophilic substitution of hydrogen (VNS) reaction in electron-deficient nitroquinolines was studied. Properties of all new products have been characterized by several techniques: MS, HRMS, FTIR, GC-MS, electronic absorption spectroscopy,
Jakub Wantulok   +6 more
doaj   +5 more sources

In Vitro Selective Combinatory Effect of Ciprofloxacin with Nitroxoline, Sanguinarine, and Zinc Pyrithione against Diarrhea-Causing and Gut Beneficial Bacteria [PDF]

open access: yesMicrobiology Spectrum, 2022
Antibiotic resistance in diarrhea-causing bacteria and its disruption of gut microbiota composition are health problems worldwide. The development of combinatory agents that increase the selective inhibitory effect (synergism) against diarrheagenic ...
Hayford Osei-Owusu   +6 more
doaj   +2 more sources

Reduction of 4-Nitroquinoline 1-Oxide by Microörganisms

open access: bronzeChemical and Pharmaceutical Bulletin, 1962
The ultraviolet absorption maximum of 4-nitroquinoline 1-oxide was shifted toward shorter wave length when the substance was added to the growing media of microorganisms. The investigation of this phenomenon revealed that the shift in ultraviolet absorption maxima is due to the reduction of nitro group at 4-position. It was also foundthat the reduction
Tadashi Okabayashi, Akihiro Yoshimoto
openalex   +3 more sources

8-Nitroquinoline [PDF]

open access: goldActa Crystallographica Section E Structure Reports Online, 2011
The molecule of the title compound, C(9)H(6)N(2)O(2), is almost planar, with a dihedral angle of 3.0 (9)° between the pyridine and benzene rings.
Liang Xu   +4 more
openalex   +4 more sources

Reduction of 8-nitroquinolines [PDF]

open access: yesAustralian Journal of Chemistry, 1970
Ainscough E.W., Plowman R.A.
openaire   +3 more sources

Microwave-assisted synthesis of a MK2 inhibitor by Suzuki-Miyaura coupling for study in Werner syndrome cells [PDF]

open access: yes, 2015
Microwave-assisted Suzuki-Miyaura cross-coupling reactions have been employed towards the synthesis of three different MAPKAPK2 (MK2) inhibitors to study accelerated aging in Werner syndrome (WS) cells, including the cross-coupling of a 2-chloroquinoline
Bagley, Mark C   +5 more
core   +7 more sources

8-Hydroxy-5-nitroquinoline as a C-nucleophilic reagent in the reaction of C, C-coupling with quinazoline [PDF]

open access: yes, 2020
The first example of the reaction of 5-nitro-8-hydroxyquinoline as a C-nucleophile with quinazoline is described. As a result of the reaction of C, C-coupling, a stable σ-adduct containing the drug nitroxalin on a heterocyclic carrier was obtained.
Azev, Yuri A.   +4 more
core   +3 more sources

Identification and Characterization of Bioactive Components in Datura stramonium Leaves: an insight into Drugs Discovery [PDF]

open access: yes, 2022
Medicines from plants help in treating ailments, but to utilize them effectively in the management of diseases requires the identification of potent phytochemicals relative to conventional drugs. These phytochemicals are compared with synthetics drugs in
Jones, B.B.   +5 more
core   +2 more sources

Asymmetric Intramolecular Conjugate Addition Nitro-Mannich Route to cis-2-Aryl-3-nitrotetrahydroquinolines [PDF]

open access: yes, 2015
Reductive cyclization of 2-iminonitrostyrenes (from the condensation of 2-aminostyrenes with an aldehyde and subsequent nitration of the alkene) using a bifunctional thiourea catalyst and tert-butyl-Hantzsch ester leads to an intramolecular conjugate ...
Anderson, JC, Barham, JP, Rundell, CD
core   +1 more source

A first example of cobalt-catalyzed remote C-H functionalization of 8-aminoquinolines operating through a single electron transfer mechanism [PDF]

open access: yes, 2016
The development of new C[BOND]H functionalization protocols based on inexpensive cobalt catalysts is currently attracting significant interest. Functionalized 8-aminoquinoline compounds are high-potential building blocks in organic chemistry and ...
Ackermann   +49 more
core   +1 more source

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