Results 11 to 20 of about 17,105 (265)

Effects of a Synthetic Isoquinoline Derivative Against Ichthyophthirius multifiliis In Vivo and In Vitro in Grass Carp (Ctenopharyngodon idella) [PDF]

open access: yesPathogens
White spot disease, caused by the parasitic Ichthyophthirius multifiliis, induces mortality exceeding 80% in intensive aquaculture systems, resulting in global annual losses of >$1 billion.
Xianqi Peng   +11 more
doaj   +2 more sources

Photoredox catalytic asymmetric dearomative [3 + 2] cycloaddition of isoquinolines with enones [PDF]

open access: yesNature Communications
Asymmetric dearomative photocycloaddition has emerged as a transformative strategy for the enantioselective construction of complex three-dimensional molecular architectures from simple planar aromatic precursors. While significant progress has been made
Jingjing Huo   +5 more
doaj   +2 more sources

Rh(III)-Catalyzed Double Annulation of 3-Phenyl-1,2,4-oxadiazoles with 2-Diazo-1,3-diketones: Access to Pyran-Fused Isoquinolines [PDF]

open access: yesMolecules
Efficient access to pyranoisoquinoline derivatives via rhodium-catalyzed double C-H functionalization of phenyl oxadiazoles and diazo compounds has been developed.
Enshen Zhang, Mei Sun, Lvlv Gao
doaj   +2 more sources

C-1 Substituted isoquinolines potentiate the antimycobacterial activity of rifampicin and ethambutol

open access: yesFrontiers in Antibiotics, 2023
IntroductionThe emergence of extensively drug-resistant strains of Mycobacterium tuberculosis threatens decades of progress in the treatment of a disease which remains one of the leading infectious causes of death worldwide.
Liam T. Martin   +9 more
doaj   +1 more source

A Concise Total Synthesis of the Fungal Isoquinoline Alkaloid TMC-120B

open access: yesMolecules, 2022
Recent reports of antiepileptic activity of the fungal alkaloid TMC-120B have renewed the interest in this natural product. Previous total syntheses of TMC-120B comprise many steps and have low overall yields (11–17 steps, 1.5–2.9% yield).
Ahmad K. Haidar   +6 more
doaj   +1 more source

Synthesis of 5,6-Dihydropyrazolo[5,1-a]isoquinolines through Tandem Reaction of C,N-Cyclic Azomethine Imines with α,β-Unsaturated Ketones

open access: yesMolecules, 2023
An innovative and efficient approach has been developed for the synthesis of 5,6-dihydropyrazolo[5,1-a]isoquinolines. This one-pot tandem reaction involves the reaction of C,N-cyclic azomethine imines with α,β-unsaturated ketones, using K2CO3 as the base
Young Jae Yun, Sung-Gon Kim
doaj   +1 more source

Electron-Deficient Acetylenes as Three-Modal Adjuvants in SNH Reaction of Pyridinoids with Phosphorus Nucleophiles

open access: yesMolecules, 2021
Publications covering a new easy metal-free functionalization of pyridinoids (pyridines, quinolines, isoquinolines, acridine) under the action of the system of electron-deficient acetylenes (acetylenecarboxylic acid esters, acylacetylenes)/P-nucleophiles
Boris A. Trofimov   +2 more
doaj   +1 more source

Silver-Mediated Electrosynthesis of Substituted Isoquinolines via Cyclization of 2‑Ethynylbenzaldehydes [PDF]

open access: yesACS Omega
Eliakin S. de Borba   +7 more
doaj   +2 more sources

Synthesis of spiroindolenines through a one-pot multistep process mediated by visible light [PDF]

open access: yesBeilstein Journal of Organic Chemistry
Spiro-heterocyclic indolenines are privileged scaffolds widely present in numerous indole alkaloids. Here, we develop a novel approach for the one-pot multistep synthesis of different spiro[indole-isoquinolines].
Francesco Gambuti   +4 more
doaj   +2 more sources

Recent Advances in the Synthesis of Isoquinoline-Fused Benzimidazoles

open access: yesMolecules, 2022
This review includes recent developments in the synthesis of benzo[4,5]imidazo[2,1-a]isoquinolines with particular attention given to categorizing protocols based on the structural features of the ring architecture and crystallographically characterized ...
Dylan J. Twardy   +3 more
doaj   +1 more source

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