Results 41 to 50 of about 611 (196)

Topology-Controlled Selective Fe3+ Binding in Water by δ‑Peptides with a Dihydropyrimidinone-Containing Amino Acid [PDF]

open access: yes, 2020
The effect of topology on the structure, self-assembly, and selective Fe3+ binding of δ-peptides has been investigated. A series of δ-peptides with an amino acid containing dihydropyrimidinone and o-, m-, and p-aminobenzoic acids have been designed to ...
Pradip Kumar Ghorai   +9 more
core   +1 more source

A green approach for the multicomponent synthesis of polyhydroquinolines and 6-unsubstituted dihydropyrimidinones using novel highly proficient acidic ionic liquid [CEMIM][MSA] as a reusable catalyst

open access: yesCatalysis Communications, 2022
Carboxylic acid functionalized imidazolium based novel acidic ionic liquid [CEMIM][MSA] was synthesized using economically feasible raw materials under very mild condition.
Priyanka Patil   +3 more
doaj   +1 more source

Multicomponent Synthesis and Evaluation of New 1,2,3-Triazole Derivatives of Dihydropyrimidinones as Acidic Corrosion Inhibitors for Steel

open access: yesMolecules, 2016
An efficient one-pot synthesis of 1,2,3-triazole derivatives of dihydropyrimidinones has been developed using two multicomponent reactions. The aldehyde-1,2,3-triazoles were obtained in good yields from in situ-generated organic azides and O ...
Rodrigo González-Olvera   +5 more
doaj   +1 more source

A Five-Component Biginelli-Diels-Alder Cascade Reaction

open access: yesFrontiers in Chemistry, 2018
A new multi-component condensation was discovered during the reaction of a urea, β-keto ester, and formaldehyde. In the presence of catalytic indium bromide, a Biginelli dihydropyrimidinone intermediate was further converted to a five-component ...
Taber S. Maskrey   +3 more
doaj   +1 more source

Three‐Component Biginelli Cyclocondensation Reaction Using C‐Glycosylated Substrates. Preparation of a Collection of Dihydropyrimidinone Glycoconjugates and the Synthesis of C‐Glycosylated Monastrol Analogues. [PDF]

open access: yes, 2002
The aldehyde-ketoester-urea cyclocondensation reaction has been revisited using C-glycosylated reagents with the aim of exploring a potential entry to a library of dihydropyrimidinone glycoconjugates.
Simona Sabbatini   +7 more
core   +3 more sources

Monastrol derivatives: in silico and in vitro cytotoxicity assessments

open access: yesResearch in Pharmaceutical Sciences, 2020
Background and purpose: Cancer is the leading cause of death in today’s world, therefore the efforts to achieve anticancer drugs with higher potency and fewer side effects have always been conducted by researchers in the field of pharmaceutical chemistry.
Zahra Bidram   +6 more
doaj   +1 more source

Targeting the Hsp90 C-terminal domain by the chemically accessible dihydropyrimidinone scaffold [PDF]

open access: yes, 2015
Hsp90 C-terminal ligands are potential new anti-cancer drugs alternative to the more studied N-terminal inhibitors. Here we report the identification of a new dihydropyrimidinone binding the C-terminus, which is not structurally related to other well ...
Dal Piaz, F.   +18 more
core   +1 more source

Microwave-assisted synthesis of -CF3 functionalized 3,4-dihydropyrimidinone/thione/imine derivatives by using potassium phthalimide (PPI) as a green and reusable organocatalyst and their anti-microbial evaluation [PDF]

open access: yes, 2023
600-617One-pot synthesis of novel -CF3 functional group containing 3,4-dihydropyrimidinone/thione/imine derivatives 8a-l, 9a-l and 10a-l has been successfully performed in high yields through the reaction of aromatic aldehydes, β-dicarbonyl compound ...
Odiya, Suresh P   +2 more
core   +1 more source

Antibacterial Studies of Dihydropyrimidinones and Pyrimidinethiones [PDF]

open access: yesJournal of Bacteriology & Mycology: Open Access, 2017
Some new dihydro pyrimidinone and pyrimidinethione compounds have been synthesized and their antibacterial activities have been studied in dimethyl formamide and dimethyl sulphoxide against some Gram positive and Gram negative bacteria For this Agar well diffusion method is used It is observed that inhibition depends on solvent bacterial strain ...
openaire   +1 more source

Evaluation of anticancer and antimicrobial activities of novel dihydropyrimidinone derivatives [PDF]

open access: yes
Dihydropyrimidinone (DHPM) can be synthesized through a simple one-pot Biginelli reaction. Off-late medicinal properties of DHPM have been discovered. In our recent work, we have shown that the florescent property can be appended to this molecule while ...
Thangamani, Suppan   +4 more
core   +1 more source

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