Results 91 to 100 of about 12,849,117 (223)

Synthesis and cytotoxic evaluation of some quinazolinone- 5-(4-chlorophenyl) 1, 3, 4-oxadiazole conjugates

open access: yesResearch in Pharmaceutical Sciences, 2019
1, 3, 4- Oxadiazoles and quinazolinones are privileged structures with extensive biological activities. On account of reported anticancer activity of them, in this study, a multi-step reaction procedure has been developed for the synthesis of some ...
Farshid Hassanzadeh   +4 more
doaj   +1 more source

SYNTHESIS AND EVALUATION OF ANTITUBERCULAR ACTIVITY OF 1, 3, 4-OXADIAZOLE DERIVATIVES

open access: yesAsian Journal of Pharmaceutical and Clinical Research
Objective: The present study aimed to design, synthesize, and evaluate two novel series of 1,3,4-oxadiazole derivatives for their antitubercular activity against Mycobacterium tuberculosis H37Rv, supported by molecular docking and absorption, bio-distribution, metabolism, and excretion (ADME) predictions to identify potential lead molecules.
null NAMITHA KN, null VELMURUGAN V
openaire   +1 more source

1,2,4-Oxadiazoles

open access: yes, 2008
The uses of 1,2,4-oxadiazoles include those as agonists at muscarinic receptors, 5-hydroxytryptamine (5-HT) receptor antagonists, benzodiazepine receptor agonists, potent antagonists of the (serotonin) 5-HT1B/D receptors, muscarinic receptor ...
K. Hemming, Hemming, Karl, Hemming, K.
core   +1 more source

Studies on 2,5-Disubstituted-1,3,4-oxadiazoles. Part-II. Preparation and Antimicrobial Activity of 2-Arylsulphonamido/α-carbamylarylmethylamino-5-(4'-pyridyl)-1,3,4-oxadiazoles

open access: yes, 1988
Department of Chemistry, Saurashtra. University, Rajkot-360 005 Manuscript received 4 February 1988, accepted 21 March 1988 Some new 2,6-disubstituted-1,3,4-oxadiazoles have been prepared having 2-arylsulphonamido and 2-α-carbamylarylmethylamino ...
V. L. PACHHAMIA, A. R. PARIKH
core   +1 more source

Synthesis of 1,3,4-oxadiazoles with 4-methoxynaphthalene ring: discovering new compounds with antimicrobial activity

open access: yes, 2023
1. NMR spectra of synthetized compounds (Figures S1 to S112)2. Numbered structures of N-acylhydrazones and 1,3,4-oxadiazoles (Figures S113 and S114)
Flavio Augusto Vicente Seixas (8885993)   +8 more
core   +1 more source

Synthesis and photochemistry of di-substituted-1,2,4-oxadiazoles

open access: yes, 2000
Four di-substituted-1,2,4-oxadiazoles were synthesized. They were tested by NMR, UV spectroscopy, and GC trace. The oxadiazoles were irradiated with 254nm and 300nm light to test their photoreactivity and attempt to prove benzonitrile was a ...
Adams, Alisha Marie
core   +3 more sources

Synthesis, Cytotoxicity, Xanthine Oxidase Inhibition, Antioxidant of New Pyrazolo{3,4 d}Pyrimidine Derivatives

open access: yesمجلة بغداد للعلوم, 2019
Allopurinol derivative were prepared by reacting the (1-chloroacetyl)-2-Hydropyrazolo{3,4-d}pyrimidine-4-oneiwith 5- methoxy- 2-aminoibenzothiazoleiunder certain conditions to obtain new compound  ( N- (2-aminoacetyl (5-methoxy) benzothiazole -2yl) (A4),
Khammas et al.
doaj   +1 more source

Preparation of 2,5-Diaryl-1,3,4-Oxadiazoles [PDF]

open access: yes, 1983
This report regards the research conducted in the synthesis of 2,5-disubstituted-1,3,4-oxadiazoles as potential insecticides which are closely related to the known insecticide DOWCO 416R, 2,5-bis(2,4-dichlorophenyl)-1,3,4-oxadiazole.
Dobe, Joachim D.
core  

Synthesis and molecular modeling studies of novel pyrrole analogs as antimycobacterial agents

open access: yesJournal of Saudi Chemical Society, 2013
In the present investigation, a series of 4-(4-pyrrol-1-yl/2,5-dimethyl-4-pyrrol-1-yl) benzoic acid hydrazide analogs, some derived oxadiazoles and azines have been synthesized in good yields and structures of these compounds were established by IR, 1H ...
Shrinivas D. Joshi   +4 more
doaj   +1 more source

Synthesis and Antimicrobial Activity of New 5-(2-Thienyl)-1,2,4-triazoles and 5-(2-Thienyl)-1,3,4-oxadiazoles and Related Derivatives

open access: yesMolecules, 2010
New 5-(2-thienyl)-1,2,4-triazoles and 5-(2-thienyl)-1,3,4-oxadiazoles namely, N-[3-mercapto-5-(2-thienyl)-1,2,4-triazol-4-yl]-N'-arylthioureas 4a–e, 2-arylamino-5-(2-thienyl)-1,2,4-triazolo[3,4-b][1,3,4]thiadiazoles 5a–e, 3-arylaminomethyl-5-(2-thienyl ...
Mohamed A. Al-Omar
doaj   +1 more source

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