Results 11 to 20 of about 151,536 (281)

Controlled Release of Pyrimidine Compound Using Polymeric Coated ZIF-8 Metal-Organic Framework as Glucagon-Like Peptide-1 Receptor Agonist Carrier

open access: yesMolecules, 2020
This work demonstrates synthetic strategies for the incorporation of a synthesized pyrimidine glucagon-like peptide-1 (GLP-1) agonist into alginate-coated ZIF-8.
Shaikha S. AlNeyadi   +6 more
doaj   +1 more source

Chemical Insights Into the Synthetic Chemistry of Quinazolines: Recent Advances

open access: yesFrontiers in Chemistry, 2021
In medicinal chemistry, one of the most significant heterocyclic compounds are quinazolines, possessing broad range of biological properties such as anti-bacterial, anti-fungal, anti-HIV, anti-cancer, anti-inflammatory, and analgesic potencies.
Muhammad Faisal, Aamer Saeed
doaj   +1 more source

tert-Butyl 4-{3-[6-(4-methoxyphenyl)-2-methylpyrimidin-4-yl]quinolin-2-yl}piperazine-1-carboxylate

open access: yesIUCrData, 2018
The asymmetric unit of the title compound, C30H33N5O3, contains two independent molecules, A and B. In molecule A, the tert-butyl 4-methylpiperazine-1-carboxylate group was refined as disordered over two sets of sites with an occupancy ratio of 0.821 (4):
Sumati Anthal   +6 more
doaj   +1 more source

Pyrimidine biosynthesis is not an essential function for Trypanosoma brucei bloodstream forms.

open access: yesPLoS ONE, 2013
BackgroundAfrican trypanosomes are capable of both pyrimidine biosynthesis and salvage of preformed pyrimidines from the host, but it is unknown whether either process is essential to the parasite.Methodology/principal findingsPyrimidine requirements for
Juma A M Ali   +5 more
doaj   +1 more source

2-Amino-5-methyl-1,2,4-triazolo[1,5-a]pyrimidin-7(4H)-one

open access: yesIUCrData, 2018
The asymmetric unit of the title compound, C6H7N5O, consists of two molecules with almost identical conformations. In the crystal, inversion dimers linked by pairs of N—H...N hydrogen bonds occur for both molecules; further N—H...N and N—H...O hydrogen ...
Sanae Lahmidi   +5 more
doaj   +1 more source

Purine and pyrimidine nucleotide metabolism in Mollicutes

open access: yesGenetics and Molecular Biology, 2007
Several mollicute genome projects are underway, offering unique opportunities to study genes and metabolic pathways on a genome-wide scale. Here, we have analyzed the conservation and diversity of purine and pyrimidine metabolism in mycoplasmas.
Cristiano Valim Bizarro   +1 more
doaj   +1 more source

1-Methyl-3-(2-methylphenyl)-4-phenyl-1H-pyrazolo[3,4-d]pyrimidine

open access: yesIUCrData, 2017
In the title compound, C19H16N4, the pyrazolopyrimidine unit is slightly twisted. A combination of π-stacking and offset π-stacking interactions forms columns along the b-axis direction.
Mohamed El Hafi   +5 more
doaj   +1 more source

4-amino-2-phenyl-6-(p-fluorophenyl)-5-carbonitrile-pyrimidine-bis-substituted-loaded liposomes as promising system for cancer treatment [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2023
The aim of the present study was to perform in vitro and in vivo assessments of the antineoplastic action of 4-amino-pyrimidine encapsulated in liposomes. Liposomes were prepared and characterized for particle size and drug encapsulation and submitted to
JANICE V. OLIVEIRA   +9 more
doaj   +1 more source

In Plane Vibration of Pyrimidine and some Deuterated Pyrimidines [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1991
On the basis of 102 assigned frequencies to in plane vibrations of pyrimidine, pyrimidine-2-d2, pyrimidine-2, 5-d2, pyrimidine-4,6-d2, pyrimidine-2,4,6-d3 and pyrimidine-d4, 35 valance force field constants including 14 principals and 21 interaction ...
F. Milani Nejad,
doaj  

A CTP Synthase Undergoing Stage-Specific Spatial Expression Is Essential for the Survival of the Intracellular Parasite Toxoplasma gondii

open access: yesFrontiers in Cellular and Infection Microbiology, 2018
Cytidine triphosphate synthase catalyzes the synthesis of cytidine 5′-triphosphate (CTP) from uridine 5′-triphosphate (UTP), the final step in the production of cytidine nucleotides.
Heidy Y. Narvaez-Ortiz   +3 more
doaj   +1 more source

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