Results 21 to 30 of about 36,394 (277)

Design and synthesis of new inhibitors of p53–MDM2 interaction with a chalcone scaffold [PDF]

open access: yes, 2019
The virtual screening of a library of chalcone derivatives led us to the identification of potential new MDM2 ligands. The chalcones with the best docking scores obeying the Lipinski rule of five were subsequently prepared by base-catalyzed aldol ...
Cidade, Honorina   +12 more
core   +3 more sources

Microwave-Assisted Synthesis and Evaluation of Antimicrobial Activity of 3-{3-(s-Aryl and s-Heteroaromatic)acryloyl}-2Hchromen-2-one Derivatives [PDF]

open access: yes, 2010
The exploration of potential utilization of microwaves as an energy source for heterocyclic synthesis was herein investigated using condensation of 3-acetylcoumarin (1) with aromatic and heteroaromatic aldehydes to afford the corresponding aromatic ...
Ajani   +47 more
core   +1 more source

The solubility and stability of heterocyclic chalcones compared with trans-chalcone [PDF]

open access: yesActa Crystallographica Section B Structural Science, Crystal Engineering and Materials, 2020
Heterocyclic chalcones are a recently explored subgroup of chalcones that have sparked interest due to their significant antibacterial and antifungal capabilities. Herein, the structure and solubility of two such compounds, (E)-1-(1H-pyrrol-2-yl)-3-(thiophen-2-yl)prop-2-en-1-one and (E)-3-phenyl-1-(1H-pyrrol-2-yl)prop-2-en-1-one, are assessed.
Stephen G. Sweeting   +8 more
openaire   +4 more sources

Manganese carbonyl-mediated reactions of azabutadienes with phenylacetylene, methyl acrylate and other unsaturated molecules [PDF]

open access: yes, 2004
Reaction of PhCH₂Mn(CO)₅ with l,4-di-aryl-1-aza-1,3-butadienes gave substituted pyrrolinonyl rings which were η⁴-coordinated to a Mn(CO)₃ group. These are formed by intramolecular CO insertion into a (non-isolated) cyclomanganated intermediate, followed ...
Mace, Wade   +3 more
core   +2 more sources

Recent Advances in bis-Chalcone-Based Photoinitiators of Polymerization: From Mechanistic Investigations to Applications

open access: yesMolecules, 2021
Over the past several decades, photopolymerization has become an active research field, and the ongoing efforts to develop new photoinitiating systems are supported by the different applications in which this polymerization technique is involved ...
Nicolas Giacoletto, Frédéric Dumur
doaj   +1 more source

Angelica keiskei, an emerging medicinal herb with various bioactive constituents and biological activities. [PDF]

open access: yes, 2017
Angelica keiskei (Miq.) Koidz. (Umbelliferae) has traditionally been used to treat dysuria, dyschezia, and dysgalactia as well as to restore vitality. Recently, the aerial parts of A. keiskei have been consumed as a health food.
Jafari, Mahtab   +3 more
core   +1 more source

Determination of the lipophilicity of 2'-hydroxychalcones by RP HPLC method [PDF]

open access: yesHemijska Industrija, 2016
Lipophilicity of twelve synthesized chalcones, whose ring B is a ortho, meta or para monosubstituted with alkyl, oxyalkyl groups or halogens was determined by reverse phase liquid chromatography, using octadecyl-functionalized (RP-18) silica gel
Bašić Jasmina V.   +4 more
doaj   +1 more source

Effects of Polyphenols on Oxidative Stress-Mediated Injury in Cardiomyocytes [PDF]

open access: yes, 2017
Cardiovascular diseases are the main cause of mortality and morbidity in the world. Hypertension, ischemia/reperfusion, diabetes and anti-cancer drugs contribute to heart failure through oxidative and nitrosative stresses which cause cardiomyocytes ...
Bei, Roberto   +10 more
core   +2 more sources

Synthetic and Antimicrobial Studies of Some new Chalcones of 3-Bromo-4-(p-tolyl sulphonamido) acetophenone

open access: yesE-Journal of Chemistry, 2004
Eleven new chalcones have been sysnthesised by condensing 3-bromo-4-(p-tolyl sulphonamido) acetophenone with different aromatic aldehydes using the method or Rohrman et al. The antimicrobial activity of these chalcones has been tested by adopting “paper
Miss Rashmi Jain   +2 more
doaj   +1 more source

Reaction of Chalcones with Cellular Thiols. The Effect of the 4-Substitution of Chalcones and Protonation State of the Thiols on the Addition Process. Diastereoselective Thiol Addition

open access: yesMolecules, 2021
Several biological effects of chalcones have been reported to be associated with their thiol reactivity. In vivo, the reactions can result in the formation of small-molecule or protein thiol adducts.
Fatemeh Kenari   +2 more
doaj   +1 more source

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