Results 21 to 30 of about 15,973 (252)

Selected 5-amino-1-aryl-1H-1,2,3-triazole scaffolds as promising antiproliferative agents [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2020
Development of a new effective drugs with low side effects and definite chemical characteristics needs indentification of bioactive scaffolds for further structural optimization.
N. Pokhodylo   +3 more
doaj   +1 more source

Microwave-assisted generation and reactivity of aza- and diazafulvenium methides: heterocycles via pericyclic reactions [PDF]

open access: yes, 2008
Azafulvenium methides and diazafulvenium methides have been generated under microwave irradiation from 2,2-dioxo-1H,3H-pyrrolo[1,2-c]thiazoles and 2,2-dioxo-1H,3H-pyrazolo[1,5-c]thiazoles, respectively.
Melo, Teresa M. V. D. Pinho e   +1 more
core   +1 more source

Thiazole formation through a modified Gewald reaction

open access: yesBeilstein Journal of Organic Chemistry, 2015
The synthesis of thiazoles and thiophenes starting from nitriles, via a modified Gewald reaction has been studied for a number of different substrates. 1,4-Dithiane-2,5-diol was used as the aldehyde precursor to give either 2-substituted thiazoles or 2 ...
Carl J. Mallia   +3 more
doaj   +1 more source

Synthesis and Biological Evaluation of Bisthiazoles and Polythiazoles

open access: yesMolecules, 2018
Small heterocyclic compounds containing nitrogen and sulfur atoms, such as thiazole derivatives, represent a significant class of organic azoles that exhibit promising bioactivities and have a great potential in medicinal and agricultural fields.
Mohammed A. Al-Omair   +2 more
doaj   +1 more source

Structure of the cyanobactin oxidase ThcOx from Cyanothece sp. PCC 7425, the first structure to be solved at Diamond Light Source beamline I23 by means of S-SAD [PDF]

open access: yes, 2016
Acknowledgements We thank Diamond Light Source for providing access to beamline I23. We also thank Thomas Sorensen and his staff for access to and support on beamline I02.
Bent, Andrew F   +8 more
core   +1 more source

Crystal structure of 4-(benzofuran-2-yl)-2-(3-(4-fluorophenyl)-3,3a,4,5-tetrahydro-2H-benzo[g]indazol-2-yl)thiazole, C28H20FN3OS [PDF]

open access: yes, 2016
C28H20FN3OS, triclinic, P1̅ (no. 2), a = 9.5719(5) Å, b = 10.7499(6) Å, c = 10.9238(5) Å, α = 95.470(4)°, β = 102.133(4)°, γ = 97.962(4)°, V = 1079.30(10) Å3, R gt(F) = 0.0482, wR ref(F 2) = 0 ...
Abdel-Wahab, Bakr F.   +4 more
core   +2 more sources

The thiazole and triazole derivatives as inhibitors of metal corrosion: Part II

open access: yesZaštita Materijala, 2016
The result of the literature survey about the possibility inhibition of copper corrosion in different conditions using thiazole and triazole derivatives are presented in this review.
Đenđi Vaštag, Jelena Nakomčić
doaj   +1 more source

Synthesis of various fused pyrimidine rings with their pharmacological and antimicrobial evaluation [PDF]

open access: yesJournal of the Serbian Chemical Society, 2014
Various fused pyrimidine such as furo[2,3-d]pyrimidine, triazolo[1,5-a]pyrimidine, tetrazolo[1,5-a]pyrimidine were synthesized from the reactions of thioxopyrimidine-6(1H)-ones with ethyl chloroacetate (under different reaction conditions ...
Mounir Salem A.   +2 more
doaj   +1 more source

5-(4-Methoxyphenyl)-1-[4-(4-methoxyphenyl)thiazol-2-yl]-3-[4-(prop-2-ynyloxy)phenyl]-4,5-dihydro-1H-pyrazole

open access: yesIUCrData, 2022
The title compound, C29H25N3O3S, crystallizes in the monoclinic space group P21/n. The molecule contains a central four-ring system in which all of the rings are almost coplanar.
Sreeramapura D. Archana   +5 more
doaj   +1 more source

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