Results 1 to 10 of about 17,105 (265)

Synthesis of 1H-Pyrrolo[3,2-g]isoquinoline Derivatives as Ligands Targeting Haspin Kinase [PDF]

open access: yesMolecules
A new series of 1H-pyrrolo[3,2-g]isoquinolines, diversely substituted at the 3-position either by a heteroaromatic scaffold or by propionate/acrylate side chains, were synthesized and evaluated as Haspin kinase inhibitors.
Killian Malosse   +5 more
doaj   +2 more sources

Spasmolytic Activity of 1,3-Disubstituted 3,4-Dihydroisoquinolines [PDF]

open access: yesBiomedicines
This article concerns the spasmolytic activities of some novel 1,3-disubstituted 3,4-dihydroisoquinolines. These compounds can be evaluated as potential therapeutic candidates according to Lipinski’s rule of five, showing high gastrointestinal absorption
Miglena Milusheva   +5 more
doaj   +2 more sources

Biosynthesis of Isoquinoline Alkaloids [PDF]

open access: yesPlanta Medica, 1979
The isoquinoline alkaloids and their biosynthetic relatives include many compounds which show important physiological properties in animals: dopamine, mescaline, morphine, papaverine, and narcotine are pertinent examples. The biosynthetic routes to the members of this family start from the essential aminoacids tyrosine or phenylalanine. Decarboxylation
openaire   +2 more sources

Syntheses, transformations and applications of aminonaphthol derivatives prepared via modified Mannich reactions [PDF]

open access: yes, 2013
A special alteration is the three-component modi fi ed Mannich reaction (mMR), in which formaldehyde is replaced by an aromatic aldehyde, the secondary amine by ammonia, and the C e H acid by an electron-rich aromatic compound such as 1- or 2 ...
Fülöp, Ferenc, Szatmári, István
core   +1 more source

Stereochemical studies on protonated bridgehead amines. ^1H NMR determination of cis and trans B-C ring-fused structures for salts of hexahydropyrrolo [2,1-a] isoquinolines and related C ring homologs. Capture of unstable ring-fused structures in the solid state [PDF]

open access: yes, 1989
Acid-addition salts of tricyclic isoquinolines 2a/b, 3a/b, 4a-4c, 5, 6a/b, 7, 8a/b, 9a/b, and 17a/b were studied by high-field ^1H NMR in CDCl_3 solution.
Inners, Ruth R.   +6 more
core  

The Synthesis of Azaperylene-9,10-dicarboximides [PDF]

open access: yes, 2010
The syntheses of two azaperylene 9,10-dicarboximides are presented. 1-Aza- and 1,6-diazaperylene 9,10-dicarboximides containing a 2,6-diisopropylphenyl substituent at the N-imide position were synthesized in two steps starting from naphthalene and ...
Andrew, Trisha Lionel   +2 more
core   +1 more source

Experimental and Theoretical Evidence for Nitrogen-Fluorine Halogen Bonding in Silver-Initiated Radical Fluorinations [PDF]

open access: yes, 2019
We report experimental and computational evidence for nitrogen–fluorine halogen bonding in Ag­(I)-initiated radical C–H fluorinations. Simple pyridines form [N–F–N]+ halogen bonds with Selectfluor to facilitate single-electron reduction by catalytic Ag ...
Baker, Sarah I   +4 more
core   +5 more sources

The Cyclisation of l-Aryl-2-Benzamidoalkan-l-Ols to 4,5-DihydroOxazoles or Isoquinolines [PDF]

open access: yes, 1990
The cyclisation of several N-benzoyl derivatives of 2-amino-l-phenylpropan-l-ol w~e carried out employing the Pictet-Cams modification ofthe BischlerNapieralski reaction. The formation of4, 5-dihydro-oxazoles orisoquinolines depends on the substituents
Md. Sharif, Atan, O. Fitton, Alan
core  

Allosteric interactions at adenosine A1 and A3 receptors: new insights into the role of small molecules and receptor dimerization [PDF]

open access: yes, 2013
Keywords:adenosine;allosterism;receptor;GPCR;dimerization;biased signalling The purine nucleoside adenosine is present in all cells in tightly regulated concentrations. It is released under a variety of physiological and pathophysiological conditions to
Albrecht-Kupper   +114 more
core   +2 more sources

Anti-Inflammatory Activity of Alkaloids: An Update from 2000 to 2010

open access: yesMolecules, 2011
Many natural substances with proven anti-inflammatory activity have been isolated throughout the years. The aim of this review is to review naturally sourced alkaloids with anti-inflammatory effects reported from 2000 to 2010.
Margareth de Fátima Formiga Melo Diniz   +5 more
doaj   +1 more source

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