Results 111 to 120 of about 12,017 (229)

1, 3-Dipolar Cycloaddition (Part I): Synthesis of 1, 2, 3-Triazole Derivatives in Nucleoside Chemistry [PDF]

, 2015
Bakrom katalizirana Huisgenova 1, 3-dipolarna cikloadicija azida i terminalnih alkina kojom regioselektivno nastaju 1, 4-disupstituirani 1, 2, 3-triazoli često je primjenjivana metoda sintetske organske kemije.
Bajić, Miroslav, Krstulović, Luka, Saftić, Dijana, Žinić, Biserka   +3 more
core   +2 more sources

Further considerations to improve the druggability of biaryl hydroxy-triazole and fluorene-triazole hybrids [PDF]

Exploration of Drug Science
Buarque et al. (Explor Drug Sci. 2025;3:1008107. DOI: 10.37349/eds.2025.1008107) reported the synthesis of 13 biaryl hydroxy-1,2,3-triazoles and 11 fluorene-1,2,3-triazole hybrids via optimized Suzuki and telescopic one-pot reactions.
Zhiqi Liu, Meihong Zhang, Zhengwei Huang
doaj   +1 more source

Azide-Alkyne Huisgen [3+2] Cycloaddition Using CuO Nanoparticles [PDF]

, 2012
Recent developments in the synthesis of CuO nanoparticles (NPs) and their application to the [3+2] cycloaddition of azides with terminal alkynes are reviewed.
Alonso, Alonso, Aram Kim, Byeong-Su Kim, Casavola, Cintas, Gupta, Hyunje Woo, Hyunjoon Song, Hyuntae Kang, Ji Park, Kang Park, Kim, Lee, Orgueira, Park, Seongwan Jang, Somorjai, Sungkyun Park, Zhang   +19 more
core   +2 more sources

Synthesis of 6-Amino-5-cyano-1,4-disubstituted-2(1H)-Pyrimidinones via Copper-(I)-catalyzed Alkyne-azide ‘Click Chemistry’ and Their Reactivity

Molecules, 2010
In this paper we present the room temperature synthesis of a novel serie of 1,4-disubstituted-1,2,3-triazoles 4a-l by employing the (3 + 2) cycloaddition reaction of pyrimidinones containing alkyne functions with different model azides in the presence of
Fethi Zribi, Romain Duval, Fakher Chabchoub, Françoise Nepveu, Ennaji Najahi, Jan Sudor   +5 more
doaj   +1 more source

4-Benzyl-1-(4-nitrophenyl)-1H-1,2,3-triazole: crystal structure and Hirshfeld analysis [PDF]

, 2017
The mol­ecule in the title compound, C15H12N4O2, has a twisted L-shape with the dihedral angle between the aromatic rings of the N-bound benzene and C-bound benzyl groups being 70.60 (9)°. The nitro group is co-planar with the benzene ring to which it is
Ali, Akbar, Dallasta Pedroso, Sofia, Sousa Madureira, Lucas, Tiekink, Edward R. T. *, Weber Paixão, Márcio, Zukerman-Schpector, Julio   +5 more
core   +2 more sources

Synthèse, dérivation et évaluation de pharmacophores hybrides Alcynyl-TriAzolyCarbinols N-glycosylés [PDF]

, 2014
La fonction alcényl-alcynylcarbinol (AAC) est un pharmacophore clé rencontré dans des produits naturels extraits d'éponges marines, les pétrosiacétylènes, aux propriétés biologiques multiples, en particulier une cytotoxicité remarquable sur les cellules ...
Oukessou, Mohamed
core  

Folding of a donor–acceptor polyrotaxane by using noncovalent bonding interactions [PDF]

, 2008
Mechanically interlocked compounds, such as bistable catenanes and bistable rotaxanes, have been used to bring about actuation in nanoelectromechanical systems (NEMS) and molecular electronic devices (MEDs).
A. Z. Stieg, Appella, Beebe, Berna, Binnig, Chatterjee, Collier, Collier, D. Benitez, Estroff, Fletcher, Frechet, Harth, Hawker, J. F. Stoddart, J. K. Gimzewski, J. R. Heath, Kim, Liu, Liu, Miljanic, Sheiko, Srinivasachari, Torn  e, W. R. Dichtel, W. Zhang, Wenz   +26 more
core   +3 more sources

Síntesis de hidrotalcitas calcinadas Cu/Al y su evaluación catalítica en la obtención de Triazol- Dihidropirimidinonas (T-DHPM) [PDF]

, 2017
85 páginas. Maestría en Ciencias e Ingeniería de Materiales.Se sintetizaron materiales tipo hidrotalcita de cobre y aluminio con relaciones molares Cu:Al 1:1 y 3:1, las hidrotalcitas fueron sometidas a tratamiento térmico para obtener la hidrotalcita ...
LOPEZ ALVAREZ, ITZEL GUADALUPE
core  

Homocoupling of terminal alkynes catalysed by ultrafine copper nanoparticles on titania [PDF]

, 2011
Copper nanoparticles on titania effectively catalyse the oxidative homocoupling of terminal alkynes in the presence of piperidine as a base in tetrahydrofuran (THF) or under solvent-free conditions.
Adimurthy, Alonso, Alonso, Alonso, Alonso, Alonso, Alonso, Alonso, Alonso, Balaraman, Brandsma, Brege, Chassaing, Clifford, Coste, Diederich, Glaser, Glaser, Huang, Jiang, Jiang, Kamata, Kaneda, Koradin, Kuhn, Kurita, Lei, Liu, Meng, Nador, Oishi, Radivoy, Siemsen, Stefani, Tykwinski, Wang, Zhang, Zheng, Zhu   +38 more
core   +1 more source

Green ultrasound-assisted three-component click synthesis of novel 1H-1,2,3-triazole carrying benzothiazoles and fluorinated-1,2,4-triazole conjugates and their antimicrobial evaluation

Acta Pharmaceutica, 2017
The present study describes an efficient and ecofriendly, ultrasound, one-pot click cycloaddition approach for the construction of a novel series of 1,4-disubstituted-1,2,3-triazoles tethered with fluorinated 1,2,4-triazole-benzothiazole molecular ...
Rezki Nadjet, Aouad Mohamed Reda
doaj   +1 more source