Results 61 to 70 of about 4,540 (259)

Molecular access to multi-dimensionally encoded information [PDF]

open access: yes, 2019
Polymer scientist have only recently realized that information storage on the molecular level is not only restricted to DNA-based systems. Similar encoding and decoding of data have been demonstrated on synthetic polymers that could overcome some of the ...
Aksakal, Resat   +2 more
core   +1 more source

Design, Structural Characterization, and Fluorescence Behavior of a New Centrosymmetric Dinuclear Cd(II) Complex With 2‐Formylphenoxyacetic Acid and 1,10‐Phenanthroline

open access: yesJournal of Spectroscopy, Volume 2026, Issue 1, 2026.
A new centrosymmetric dinuclear Cd(II) complex, [Cd2(L)4(Phen)2] (1) (HL = 2‐formylphenoxyacetic acid; Phen = 1,10‐phenanthroline), was synthesized using Cd(NO3)2·4H2O, 2‐formylphenoxyacetic acid, 1,10‐phenanthroline, and NaOH in a CH3CH2OH/H2O mixture (v:v = 3:1).
Tai Xi-Shi   +4 more
wiley   +1 more source

Exploration of Reaction Pathways and Chemical Transformation Networks

open access: yes, 2018
For the investigation of chemical reaction networks, the identification of all relevant intermediates and elementary reactions is mandatory. Many algorithmic approaches exist that perform explorations efficiently and automatedly.
Reiher, Markus   +2 more
core   +1 more source

Impact of kinesin Eg5 inhibition by 3,4-dihydropyrimidin-2(1H)-one derivatives on various breast cancer cell features [PDF]

open access: yes, 2015
Background Breast cancer is a complex heterogeneous disease and is one of the leading causes of death among women. In addressing the need for treatments of this life-threatening illness, we studied 3,4-dihydropyrimidin-2(1H)-one (or thione) derivatives (
Andrade, Barbara YG   +7 more
core   +1 more source

DES‐Promoted Synthesis of 3,4‐Dihydropyrimidinones and Their Antidiabetic and Antioxidant Evaluation Supported With Computational Studies

open access: yesChemistry &Biodiversity, Volume 22, Issue 12, December 2025.
DES‐promoted synthesis and antidiabetic evaluation of 3,4‐dihydropyrimidinones and their complementation with computational studies are reported. ABSTRACT A series of 3,4‐dihydropyrimidinone (DHPM) derivatives was synthesized using a green deep eutectic solvent (DES) system composed of ZnCl2 and urea, which acted simultaneously as solvent, catalyst ...
Gobind Kumar   +10 more
wiley   +1 more source

Efeito de líquido iônico sobre a reação de Biginelli em condições de catálise homogênea e heterogênea [PDF]

open access: yes, 2013
Dissertação (mestrado)–Universidade de Brasília, Instituto de Química, Programa de pós graduação em tecnologias química e biológica, 2013.Neste trabalho foram desenvolvidas condições reacionais para a obtenção de dihidropirimidinonas através ...
Alvim, Haline Gerica de Oliveira
core  

Rapid method of converting primary amides to nitriles and nitriles to primary amides by ZnC12 using microwaves under different reaction conditions [PDF]

open access: yes, 2007
A rapid and facile method for the conversion of primary amides to nitriles using inexpensive and readily available ZnCl2 in aqueous acetonitrile and their regeneration using ZnCl2-H2O-THF in the presence of acetamide under microwave irradiation in good ...
Manjula, K., Pasha, M.A.
core   +1 more source

Select pyrimidinones inhibit the propagation of the malarial parasite, Plasmodium falciparum [PDF]

open access: yes, 2009
Plasmodium falciparum, the Apicomplexan parasite that is responsible for the most lethal forms of human malaria, is exposed to radically different environments and stress factors during its complex lifecycle.
Annette N. Chiang   +48 more
core   +1 more source

Microwave-Assisted Biginelli Reaction: An Old Reaction, a New Perspective [PDF]

open access: yesCurrent Organic Synthesis, 2016
In this review, we tried to highlight the recent advances in the Biginelli reaction, leading to the synthesis of 3,4-dihydropyrimidin-2(1H)-ones, albeit only those conducted under microwave irradiation. The merits and drawbacks of these reactions are compared and discussed with those performed under conventional heating.
Mommahed Heravi, Majid   +2 more
openaire   +1 more source

Antidiabetic Evaluation of New Pyrimidine‐Thiazoline Hybrids Endorsed With Enzyme Kinetic Studies and Computational Analysis

open access: yesChemical Biology &Drug Design, Volume 106, Issue 6, December 2025.
We demonstrated the application of molecular hybridization in disclosing new pyrimidine‐thiazole molecular hybrids as potential α‐glucosidase and α‐amylase inhibitors and antioxidant agents. The representative compound of the series exhibited 3‐fold more potency than the standard drug acarbose against α‐glucosidase and 2‐fold greater potency than ...
Gobind Kumar   +8 more
wiley   +1 more source

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