Results 31 to 40 of about 37,042 (298)

Three-Component Reactions of CF3 Carbonyls, NaN3, and Amines for the Synthesis of NH-1,2,3-Triazoles

open access: yes, 2021
The development of methods for the assembly of 1,2,3-triazoles is an important topic due to the broad applications of this motif in various scientific fields.
Ge Gao (5909)   +9 more
core   +1 more source

Triazole pesticides exposure impaired steroidogenesis associated to an increase in AHR and CAR expression in testis and altered sperm parameters in chicken

open access: yesToxicology Reports, 2023
Since several decades, we observe the decline of various bird populations that could be partly linked to the agricultural intensification and the use of large amount of pesticides.
Loïse Serra   +11 more
doaj   +1 more source

Facile synthesis of copper(I) salicylate and its use in the selective synthesis of 1-acyloxy-1,2,3-triazoles and 1-sulfonyl-1,2,3-triazoles

open access: yes, 2022
The straightforward synthesis of copper(I) salicylate from salicylic acid and copper(I) oxide is described for the first time and its identity confirmed by XPS and XRDP techniques.
Uvaldo Hernández-Balderas (12697926)   +6 more
core   +1 more source

Synthesis Of 2-Benzamidomethyl-5-Substituted Amino-1,3,4-Thiadiazoles-2,5-Disubstituted 1,3,4-Oxadiazole and 4,5-Disubstituted 1,2,4-Triazole-3-Thiol [PDF]

open access: yesمجلة التربية والعلم, 2012
In this paper the synthesis of some substituted 1,3,4-oxadiazoles , 1,3,4-thiadiazoles and 1,2,4-triazoles starting from amino acid and benzoyl chloride is reported.
K. M. Daoud, A. N. Ali, A. A. Ahmed
doaj   +1 more source

Triazoles Synthesis & Applications as Nonsteroidal Aromatase Inhibitors for Hormone-Dependent Breast Cancer Treatment

open access: yesHeteroatom Chemistry, 2022
In the last few years, nonsteroidal aromatase inhibitors (AIs) have been emerged as promising agents for treating hormone-dependent breast cancer in postmenopausal women because of their inhibitory effect on estrogen synthesis.
Huda R. M. Rashdan, Ihsan A. Shehadi
doaj   +1 more source

Efecto del Butóxido de Piperonilo y Sus Mezclas con Fungicidas Triazoles sobre el Crecimiento In Vitro de Mycosphaerella fijiensis Morelet

open access: yesRevista Tecnológica, 2013
Se evaluó el efecto del Butóxido de Piperonilo (BOP), un conocido sinergista de insecticidas, sobre el crecimiento micelial de Mycosphaerella fijiensis para validar la hipótesis que supone que este compuesto posee un efecto antifúngico debido a sus ...
Daniel Navia   +2 more
doaj   +4 more sources

Efficient, mild synthesis of N-unsubstituted 1,2,3-triazoles from methanolysis of 1-sulfonyl-1,2,3-triazoles

open access: yes, 2018
A small library of diverse N-unsubstituted 1,2,3-triazoles was prepared from the corresponding 1-sulfonyl-1,2,3-triazoles, which were treated only with MeOH at reflux temperature.
Janeth Rodríguez-Florencio (5616011)   +3 more
core   +1 more source

Study of the Two Steps and One-Pot Two-Step Mechanochemical Synthesis of Annulated 1,2,4-Triazoles

open access: yes, 2020
The mechanochemical synthesis of 1,2,4-triazoles by using a planetary ball-mill is studied starting from hydralazine hydrochloride. Excellent conditions were found for achieving total conversion to intermediate hydrazones in a few minutes in the presence
Michel Baron (3526049)   +15 more
core   +1 more source

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

open access: yesMolecules, 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   +5 more
doaj   +1 more source

Efecto del epoxiconazol en mezclas sobre Puccinia striiformis f. sp. tritici en el cultivo de trigo

open access: yesRevista de la Facultad de Agronomía, 2023
Los fungicidas son la principal estrategia de manejo de roya estriada por Puccinia striiformis f. sp. tritici en trigo. El objetivo fue evaluar el aporte del epoxiconazol sobre el control de roya estriada.
Ariel Jesus Faberi   +3 more
doaj   +1 more source

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