Results 11 to 20 of about 4,972 (216)

Oxidative Photocyclization of Aromatic Schiff Bases in Synthesis of Phenanthridines and Other Aza-PAHs. [PDF]

open access: yesInt J Mol Sci, 2020
The oxidative photocyclization of aromatic Schiff bases was investigated as a potential method for synthesis of phenanthridine derivatives, biologically active compounds with medical applications.
Kos M   +9 more
europepmc   +2 more sources

Studies in the phenanthridine series. Part V. Phenanthridine-6-aldehyde and related compounds

open access: hybridJournal and proceedings of the Royal Society of New South Wales, 1945
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
E Ritchie
openaire   +4 more sources

Fluorescent Carbazole-Derived Aza[5]Helicenes: Synthesis, Functionalization, and Characterization. [PDF]

open access: yesChemistry
Variously substituted indolophenanthridines, indolocarbazoles, and cinnolinocarbazoles synthesized by ortho fusion from teraryl precursors show significant Stokes shifts, especially for the protonated states of indolophenanthridines and cinnolinocarbazole.
Marten I, Dilanas MEA, Podlech J.
europepmc   +2 more sources

Site-Selective Ligand Functionalization Reverses Hypsochromic Luminescence Shifts in Platinum(II) Complexes of Benzannulated NCN-Coordinating Ligands. [PDF]

open access: yesChemistry
Reversing the Trend: Phenanthridine (benzo[c]quinoline) donors defy conventional logic that increasing ligand benzannulation leads to bathochromic (red) shifts in the absorption and emission of their coordination complexes. Here, we provide a counterfactual that reverses this trend: substitution at the phenanthridine 6‐position (i.
Ortiz RJ   +4 more
europepmc   +2 more sources

Pyrrolo‐Fused Phenanthridines as Potential Anticancer Agents: Synthesis, Prediction, and Biological Evaluation [PDF]

open access: yesJ Biochem Mol Toxicol
ABSTRACT We report the synthesis of four novel monoquaternary salts and four fused pyrrolo‐phenanthridine compounds, fully characterized by NMR, FT‐IR, and mass spectrometry. Guided by theoretical predictions, including molecular docking studies, we assessed their cytotoxic activity and biocompatibility.
Al‐Matarneh A   +6 more
europepmc   +2 more sources

Microwave assisted synthesis of phenanthridine derivatives via Suzuki coupling and condensation

open access: yesResults in Chemistry, 2021
One-pot synthesis of phenanthridine derivatives using appropriately substituted aromatic ortho-bromo N-tosylhydrazones and 2′-aminobenzeneboronic acid pinacol esters is described.
Satheesh Kumar Dende   +3 more
doaj   +1 more source

Asymmetric Hydrogenation of Phenanthridines with Chiral Boranes

open access: yesChinese journal of chemistry, 2023
The asymmetric hydrogenation of N‐heteroarenes provides an efficient method for the synthesis of optically active cyclic secondary amines. In this paper, we described an asymmetric hydrogenation of phenanthridines using a chiral mono‐alkene‐derived ...
Guangyu Cui, Xiangqing Feng, H. Du
semanticscholar   +1 more source

Rhodium-Catalyzed Oxidative Annulation of 2- or 7-Arylindoles with Alkenes/Alkynes Using Molecular Oxygen as the Sole Oxidant Enabled by Quaternary Ammonium Salt

open access: yesMolecules, 2021
Developing an efficient catalytic system using molecular oxygen as the oxidant for rhodium-catalyzed cross-dehydrogenative coupling remains highly desirable.
Weihui Zhuang   +3 more
doaj   +1 more source

Ueber das Phenanthridin [PDF]

open access: yesJustus Liebigs Annalen der Chemie, 1891
n ...
Pictet, Amé, Ankersmit, H. J.
openaire   +3 more sources

Ueber Phenanthridin [PDF]

open access: yesBerichte der deutschen chemischen Gesellschaft, 1889
n ...
Pictet, Amé, Ankersmit, H. J.
openaire   +2 more sources

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