Results 31 to 40 of about 7,227 (274)

2,5-Disubstituted 1,3,4-Oxadiazole Derivatives as Effective Inhibitors for the Corrosion of Mild Steel In 2M H3PO4 Solution

International Journal of Electrochemical Science, 2012
The influence of three oxadiazole derivatives on the corrosion inhibition of steel in 2M H3PO4 solution is studied using weight-loss and electrochemical polarisation measurements.
M. Benabdellah, B. Hammouti, A. Warthan, S.S. Al-Deyab, C. Jama, M. Lagrenée, F. Bentiss   +6 more
doaj   +1 more source

Synthesis and characterization of two 1,2,4-oxadiazole-furazan-based nitrate ester compounds as potential energetic plasticizers

FirePhysChem, 2023
Two novel energetic compounds, 3-nitroxymethyl-5-(4-nitro-furazan-3-yl)-1,2,4-oxadiazole (4) and 3-nitroxymethyl-5-(4-azido-furazan-3-yl)-1,2,4-oxadiazole (5), were synthesized.
Qi Xue, Fuqiang Bi, Junlin Zhang, Jiarong Zhang, Bozhou Wang, Minjie Wu   +5 more
doaj   +1 more source

Síntese e modificações de derivados heterocíclicos de D-arabinose: potenciais inibidores de glicose-6-fosfato isomerase e de glicosamina-6-fosfato sintase Synthesis and modifications of heterocyclic derivatives of D-arabinose: potential inhibitors of glucose-6-phosphate isomerase and glucosamine-6-phosphate synthase

Química Nova, 2008
The synthesis of -5-(D-arabino-1,2,3,4-tetrahydroxybutyl)tetrazole and -2-(D-arabino-1,2,3,4-tetra-acetoxybutyl)-5-methyl-1,3,4-oxadiazole from D-arabinose is described.
Renato Márcio Ribeiro Viana, Maria Auxiliadora Fontes Prado, Ricardo José Alves   +2 more
doaj   +1 more source

Synthesis of 2-(3-chloro-4-nitro-1-benzothien-2-yl)-1,3,4-oxadiazole-1,3,4-thiadiazole and 5-(3-chloro-4-nitro-1-benzothien-2-yl)-4H-1,2,4-triazole-3-thiol [PDF]

مجلة التربية والعلم, 2010
In this paper the synthesis of some substituted 1,3,4-oxadiazole, 1,3,4-thiadiazole and 1,2,4-triazole is reported. 3-chloro-4-nitro-2-chloro carbonyl benzo [b] thiophene(1) was synthesized from 2-nitrocinnamic acid by its reaction with thionyl chloride ...
Khalid M. Daoud, Amal N. Ali, Amina A. Ahmed   +2 more
doaj   +1 more source

Corrosion Inhibition Performance of the Synergistic Effect of Rosmarinus officinalis and 5-Bromovanillin on 1018 Carbon Steel in Dilute Acid Media [PDF]

, 2012
The corrosion inhibition effect of environmentally friendly organic admixture of Rosmarinus officinalis and 5-bromovanillin on 1018 carbon steel in 1 M HCl and H2SO4 solution was assessed through potentiodynamic polarization, coupon measurement ...
Loto, R. T.
core   +3 more sources

Synthesis of a series of novel tetra-tert-butylcalix[4]arene linked to 1,2,4-triazole and 1,3,4-oxadiazole derivatives

Acta Chimica Slovenica, 2016
A series of tetra-tert-butylcalix[4]arene linked to 1,2,4-triazole-5-thiones and 1,3,4-oxadiazole-5-thiones derivatives at lower rim were synthesized by the reaction of 1,2,4-triazole-5-thione and 1,3,4-oxadiazole-5-thione  with 5,11,17,23-tetra-tert ...
Karim Akbari Dilmaghani, Zahra Dono Ghezelbash   +1 more
doaj   +1 more source

Diazole and triazole derivatives of castor oil extract: synthesis, hypoglycemic effect, antioxidant potential and antimicrobial activity

Grasas y Aceites, 2020
The ricinoleate triglyceride was extracted from castor-oil seeds grown in Algeria and isolated by catalytically methanolyse to methyl ricinoleate.
F. Taieb Brahimi, F. Belkhadem, B. Trari, A. A. Othman   +3 more
doaj   +1 more source

4-Amino-3-(1-{[amino(3-methyl-2-oxido-1,2,5-oxadiazol-4-yl)methylene]hydrazinylidene}ethyl)-1,2,5-oxadiazole 2-Oxide

Molbank, 2022
Functionally substituted 1,2,5-oxadiazole 2-oxides (furoxans) are important pharmaceutical scaffolds used for the preparation of various pharmacologically active substances.
Margarita A. Epishina, Alexander S. Kulikov, Leonid L. Fershtat   +2 more
doaj   +1 more source

Tunable Open Circuit Voltage by Engineering Inorganic Cesium Lead Bromide/Iodide Perovskite Solar Cells [PDF]

, 2018
Perovskite solar cells based on series of inorganic cesium lead bromide and iodide mixture, CsPbBr3-xI x , where x varies between 0, 0.1, 0.2, and 0.3 molar ratio were synthesized by two step-sequential deposition at ambient condition to design the ...
Bisquert Juan, Hamada Kengo, Hayase Shuzi, Lim Hong Ngee, Ng Chi Huey, Ripolles Teresa S., Teo Siow Hwa   +6 more
core   +2 more sources

5-(Adamantan-1-yl)-3-[(4-benzylpiperazin-1-yl)methyl]-1,3,4-oxadiazole-2(3H)-thione

Acta Crystallographica Section E, 2012
The molecule of the title compound, C24H32N4OS, is a functionalized 1,3,4-oxadiazole-2-thione with substituted piperazine and adamantanyl substituents attached at the 3- and 5-positions, respectively, of the oxadiazole spacer with an approximately C ...
Ali A. El-Emam, Nasser R. El-Brollosy, Mohamed I. Attia, Mohammed Said-Abdelbaky, Santiago García-Granda   +4 more
doaj   +1 more source