Results 21 to 30 of about 728 (151)

Small molecules, big targets: drug discovery faces the protein-protein interaction challenge. [PDF]

open access: yes, 2016
Protein-protein interactions (PPIs) are of pivotal importance in the regulation of biological systems and are consequently implicated in the development of disease states.
A Ciulli   +171 more
core   +2 more sources

Design of Novel Molecular Micelles for Capillary Electrophoresis [PDF]

open access: yes, 2006
The research presented in this dissertation involves the synthesis, characterization, and application of novel anionic and cationic chiral molecular micelles in capillary electrophoresis (CE) for the separation of diverse chiral compounds.
Rizvi, Syed Asad Ali
core   +3 more sources

Synthesis, Characterization and DFT Studies on Some 2,3-Dihydro-4-Methyl-1H-1,5-Benzodiazepinone and N-Isopropenyl Benzimidazolone Derivatives [PDF]

open access: yes, 2013
Benzodiazepinones and benzimidazolones have been synthesized by the reaction of o-phenylenediamine with ethylacetoacetate in boiling xylene. Alkylation of the obtained compounds was carried out by reaction with excess of ethyl iodide.
Alayed, Abdallah Suliman   +2 more
core   +1 more source

Convenient two-step synthesis of highly functionalized benzo-fused 1,4-diazepin-3-ones and 1,5-diazocin-4-ones by sequential Ugi and intramolecular SNAr reactions [PDF]

open access: yes, 2017
Benzodiazepinones are an important family of heterocycles with very attractive pharmacological properties and peptidomimetic abilities. We report herein a rapid and efficient two-step synthesis of polysubstituted 1,4-benzodiazepin-3-ones and 1,5 ...
Biron, Éric   +3 more
core   +1 more source

Development of certain novel N-(2-(2-(2-oxoindolin-3-ylidene)hydrazinecarbonyl)phenyl)-benzamides and 3-(2-oxoindolin-3-ylideneamino)-2-substituted quinazolin-4(3H)-ones as CFM-1 analogs: design, synthesis, QSAR analysis and anticancer activity. [PDF]

open access: yes, 2015
The reaction of N-(2-(hydrazinecarbonyl)aryl)benzamides 2a, b with indoline-2,3-diones 4ae in acidified ethanolic solution furnished the corresponding N-(2-(2-(2-oxoindolin-3-ylidene)hydrazinecarbonyl)phenyl)benzamides 5aj, respectively.
Abdel-Aziz, Hatem A.   +7 more
core   +1 more source

Solvent Effects on Medicinal Structure and 15N NMR Shielding of Medazepam [PDF]

open access: yes, 2023
The Density Functional Theory (DFT) and Tomasi’s Polarized Continuum Model (PCM) were used to investigate the effects of solvent dielectric constant on the structural stability and 15N NMR tensors of Medazepam (MDZ) drug.
Arezoo Tahan, Fatemeh Alimohammadi
core   +1 more source

Two cycles with one catch : hydrazine in Ugi 4-CR and its postcyclizations [PDF]

open access: yes, 2017
Isocyanide-based multicomponent reactions (IMCR) are by far the most versatile reactions that can construct relatively complex molecules by one-pot synthesis.
Dömling, Alexander   +4 more
core   +9 more sources

Influence of cyclodextrins on the photostability of selected drug molecules in solution and the solid‐state

open access: yesInternational Journal of Photoenergy, Volume 3, Issue 4, Page 205-211, 2001., 2001
The photostability of selected drug molecules, including furosemide, prochlorperazine, diclofenac, piroxicam, midazolam and nifedipine was studied, the kinetics of photodegradation, identification of the photodegradants investigated and mechanisms of photodegradation proposed.
B. D. Glass   +8 more
wiley   +1 more source

Exploiting the Reactivity of 1,2-Ketoamides: Enantioselective Syn-thesis of Functionalized Pyrrolidines and Pyrrolo-1,4-benzodiaze-pine-2,5-diones

open access: yes, 2015
International audienceA new strategy for the synthesis of optically active pyrrolo[ 1,4]benzo- diazepine-2,5-diones has been developed. The approach is based on an initial Michael addition of functionalized 1,2-ketoamides on nitroalkenes, with a ...
Acosta, Paola   +6 more
core   +4 more sources

Recent Development in Palladium-Catalyzed Domino Reactions: Access to Materials and Biologically Important Carbo- and Heterocycles [PDF]

open access: yes, 2019
The chemistry of palladium complexes has no limits. Many domino processes (even multicomponent) are continuously appearing in the literature. Carbocyclic and heterocyclic molecules are efficiently prepared under the atom-economy principle using the ...
Dondas, H. Ali   +2 more
core   +1 more source

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