Results 101 to 110 of about 4,881 (175)

Synthesis of a New Bichalcone via Suzuki–Miyaura Coupling Reaction

open access: yesMolbank
Unlike the wide number of natural biflavonoids, natural bichalcones are a rare and even less studied class. Nevertheless, some of them have proved their interest in the fight against cancer through their cytotoxic activity against human tumor cell lines.
François-Xavier Toublet   +4 more
doaj   +1 more source

Improved Synthesis of 2',6'-Dihydroxy-3,4-dimethoxy Chalcone by Grinding Technique to Synthesize 5-Hydroxy-3',4'-dimethoxy Flavone

open access: yesIndonesian Journal of Chemistry, 2014
5-hydroxy-3',4'-dimethoxy flavone can be efficiently synthesized in two steps via the formation of 2',6'-dihydroxy-3,4-dimethoxy chalcone with good results.
Elfi Susanti VH   +3 more
doaj   +1 more source

Synthesis, biological evaluation and in silico molecular docking of novel 1-hydroxy-naphthyl substituted heterocycles

open access: yesSaudi Pharmaceutical Journal, 2018
The versatile precursor 2-acetyl-4-allyl-1-hydroxy naphthalene was synthesized efficiently via Claisen rearrangement 2-acetyl-1-allyloxynaphthalene. The Claisen-Schmidt condensation of latter precursor afforded the corresponding chalcones which were ...
El-Sayed I. El-Desoky   +5 more
doaj   +1 more source

Bis-pyrimidine acetamides: design, synthesis and biological evaluation

open access: yesChemistry Central Journal, 2017
Background In the past few years, increased resistance of microorganisms towards antimicrobial agents become a serious health problem, so there is a need for the discovery of new antimicrobial agents.
Sanjiv Kumar   +5 more
doaj   +1 more source

Cimetna kiselina i njeni derivati [PDF]

open access: yes, 2018
Cinnamic acid (3-phenylpropenoic or phenylacrylic acid) and its derivatives occur naturally in a number of plants. Th ey are precursors in the biosynthetic pathways of many alkaloids, aromatic amino acids, phenylpropanoids, styrenes, stilbenes ...
Pavić, Kristina, Zorc, Branka
core   +2 more sources

Synthesis and evaluation of novel antifungal agents targeted to the plasma membrane H[+]-ATPase [PDF]

open access: yes
A library of dienones were synthesized as candidate antifungal agents. These compounds were screened against Saccharomyces cerevisiae and Candida albicans using macro-broth susceptibility assay.
Manavathu, E.K., Dimmock, J.R., Vashishtha, S.C., and Chandrasekar, P.H.   +3 more
core   +1 more source

In-vitro antioxidant activities of the fruits peel of citrus macroptera Mont. Var. Annamensis [PDF]

open access: yes, 2015
In-vitro antioxidant activities of the fruit peels of Citrus macroptera were studied in the present work. Ferric reducing antioxidant power (FRAP) and 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical scavenging assays were performed to evaluate the ...
Basar, Norazah   +2 more
core  

Preparation and Characterization of New Heterocyclic Derivatives, Six and Five Ring from Acetanilide

open access: yesمجلة علوم ذي قار, 2020
The aim of the study synthesis of new heterocyclic derivatives (six and five ring) from acetanilide. Firstly the chalcones have been synthesized from the reaction acetanilide with aromatic aldehyde [ 2-nitrobenzaldyhade, 4- dimethylaminobenzaldehyde, 2 ...
Zainab Amer Sallal
doaj  

Blood Chemistry data Base of Kedu Chicken – The Indonesian Indigenous Poultry [PDF]

open access: yes, 2014
Kedu chicken is the Indonesian indigenous poultry with the potential distribution and a large population. Thus it needs special attention to raise the value of its product commercialization and empowerment as an important sector that not only can support
Isroli, Isroli   +4 more
core  

Participation of Large Ca2+ Activated Potassium Channel in Antinociceptive Activity of Chalcone Derivative (3-(2, 5-dimethoxyphenyl)-1-(5-methylfuran-2-yl) prop-2-en-1-one) DMPF-1 Action in Mice Model [PDF]

open access: yes, 2013
The role of potassium channels in nociceptive activity was proposed in the past decade. Various type of potassium channel has been found to exert different action in propogation of action potential in nervous system.
Akhtar, Muhammad Nadeem   +4 more
core  

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