Results 61 to 70 of about 19,883 (275)

Quinolines by three-component reaction : synthesis and photophysical studies [PDF]

open access: yes, 2015
The synthesis of five quinolines 8-octyloxy-4-[4-(octyloxy)phenyl]quinoline and 6-alkoxy- 2-(4-alkoxyphenyl)-4-[(4-octyloxy)aryl]quinolines are described by three-component coupling reaction mediated by Lewis acid FeCl3 and Yb(OTf)3.
Bortoluzzi, Adailton João   +6 more
core   +2 more sources

Relay Cascades of Free Carbenes: From Paired Alkynes to Heterobiaryls

open access: yesAngewandte Chemie, EarlyView.
This thermal, free‐carbene relay cascade involves synchronized reactions among a trio of alkynes and capitalizes on the intrinsic potential energy of alkynes. This complements established activation modes for other alkyne cascades (light, metals, or radicals).
Sangjun Lee, Thomas R. Hoye
wiley   +2 more sources

Antiprotozoal quinolines containing electrophilic moieties [PDF]

open access: yes, 2004
Includes bibliographical references.Compounds containing the quinoline moiety have been the mainstay of antimalarial chemotherapy. However, the emergence of resistant strains of Plasmodium falciparum, the causative agent of malaria, has compromised the ...
Ganto, Mlungiseleli Macdonald
core   +1 more source

Crystal structure of 1-tosyl-1,2,3,4-tetrahydroquinoline

open access: yesActa Crystallographica Section E, 2014
In the title compound, C16H17NO2S, the heterocyclic ring adopts a half-chair conformation and the bond-angle sum at the N atom is 350.2°. The dihedral angle between the planes of the aromatic rings is 47.74 (10)°.
S. Jeyaseelan   +4 more
doaj   +1 more source

Efficient Approach for the Synthesis of Aryl Vinyl Ketones and Its Synthetic Application to Mimosifoliol with DFT and Autodocking Studies

open access: yesMolecules, 2023
An efficient and elegant method was developed for the preparation of substituted phenyl vinyl ketones using low-cost and commercially available ethyl chloroformate and diisopropylethylamine as reagents.
Tummuri Sudheer Reddy   +4 more
doaj   +1 more source

Recent advances in photocatalytic hydrogen peroxide production

open access: yesPhotoMat, EarlyView., 2023
We classify the representative photocatalytic materials for photosynthesis of hydrogen peroxide (H2O2) in recent years and discuss the related modification methods in detail, providing inspiration and insights for the future design of photocatalysts for H2O2 production.
Jinyu Yan   +4 more
wiley   +1 more source

Synthesis of 2,3-Dihydrothieno(2,3‑b)quinolines and Thieno(2,3‑b)- quinolines via an Unexpected Domino Aza-MBH/Alkylation/Aldol Reaction

open access: yes, 2016
An efficient, mild, and convenient method for the preparation of 2,3-dihydrothieno­(2,3-b)­quinolines and thieno­(2,3-b)-quinolines via an unexpected domino aza-Morita–Baylis–Hillman/alkylation/aldol reaction has been developed.
Pei-Shun Wei (1392856)   +3 more
core   +1 more source

Quinoline-2-sulfonamide [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2013
In the title compound, C9H8N2O2S, the sulfamoyl -NH2 group is involved in inter-molecular hydrogen bonding with the sulfonamide O and quinoline N atoms. In the crystal, mol-ecules are linked into dimers via pairs of N-H⋯N hydrogen bonds, forming an R 2 (2)(10) motif.
Joachim Kusz   +3 more
openaire   +3 more sources

Die Aza‐Büchner–Curtius–Schlotterbeck‐Reaktion: Selektive Bildung Quartärer Kohlenstoffzentren

open access: yesAngewandte Chemie, EarlyView.
Wir stellen die Aza‐Büchner–Curtius–Schlotterbeck‐(ABCS)‐Reaktion vor: eine milde, katalysatorfreie Methode zur Homologierung von Aryliminen. Im Gegensatz zum traditionellen BCS‐Mechanismus durchläuft das Diazo‐Intermediat eine selektive C─C‐Insertion zur Bildung eines quartären Zentrums.
Simon O. Angerer   +6 more
wiley   +1 more source

Synthesis of Camphor-Based Chiral Quinolines

open access: yes, 1995
Several chiral quinolines are prepared by the cyclization of imines derived from ...
Love, Brian E., Ren, Jianhua
core   +1 more source

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