Results 111 to 120 of about 3,896 (275)

Synthesis, Characterization and Biological Activity of Some New 4-Substituted-phenyl-3-chloro-1-{5-[(3, 5-dimethyl-1H-pyrazol-1- yl) methyl]-1, 3, 4-thiadiazol-2-yl} azetidin-2-one [PDF]

open access: yes, 2012
A new series of 3,5-dimethyl-1H-pyrazole derivatives (1-15) incorporated into fused to different nitrogen and sulphur containing heterocyclic were prepared from 3,5-dimethyl-1H-pyrazole when treated with ethylchloroacetate in the present of potassium ...
Rafah Fadhil Al-Smaisim
core   +2 more sources

Substituent Effect on the Absorption Spectra of Mesoionic 1, 3, 4-Thiadiazoles

open access: yes, 1969
Substituent Effect on the Absorption Spectra of Mesoionic 1, 3, 4 ...
P. B. Talukdar, S. K. Sengupta
openaire   +1 more source

Corrosion inhibition of thiourea and thiadiazole derivatives : A Review [PDF]

open access: yes, 2012
The continuous search for better corrosion inhibitors, due to vast differences in the media encountered in industry remains a focal point in corrosion control.
Loto, C. A.   +2 more
core  

Quantum Chemical Study on the Corrosion Inhibition of Copper Using Some Thiosemicarbazides and Tetrazoles [PDF]

open access: yes, 2019
Relationships between corrosion inhibition efficiency of two thiosemicarbazide based compounds namely; 4-phenyl thiosemicarbazide (PTSC), Salicylaldehyde thiosemicarbazone (STSC) and 4 tetrazole derivative; 5-Mercapto-1-methyltetrazole (MMTA), 5-(3 ...
Ghayad, Ibrahim M.   +2 more
core   +1 more source

Synthesis and anticancer activity of some novel 3-(1, 3, 4-thiadiazol-2-yl)-quinazolin-4-(3H)-ones [PDF]

open access: yes, 2010
Quinazolinone is a versatile lead molecule for designing potential bioactive agents. The compounds that have quinazolin-4-ones moiety are associated with interesting biological activities such as antifungal, antibacterial, antiviral, antitubercular and ...
E. M., Jessy   +6 more
core  

Appliance Features of 4-Amino-1,2,4-triazole-3-thiols in the Synthesis of 3,6-Disubstituted [1,2,4]Triazolo[3,4-b][1,3,4]thiadiazoles: A Review

open access: yesActa Chimica Slovenica
4-Amino-5-substituted-4H-1,2,4-triazole-3-thiols are versatile synthons for constructing of various biologically active heterocycles. This is provided by the close proximity of the amino and mercapto groups, which serve as readily accessible ...
Maryan Lelyukh   +5 more
doaj   +1 more source

SYNTHESIS, CHARACTERIZATION AND ANTIMICROBIAL EVALUATION OF SOME 1, 2, 4-TRIAZOLE DERIVATIVES [PDF]

open access: yes, 2014
Objectives: To synthesize, characterize and evaluate antimicrobial properties of some 1, 2, 4-triazole derivatives. Methods: A novel series of 1, 2, 4-Triazole derivatives (D-1-D-8) had been synthesized.
Maurya, Roopesh Kumar   +3 more
core  

Investigation on Synthesis and Etymology of Antifungal Action of Triazole Compounds by Coupling of Pyrimidine with Hydrazine Carbothioamide [PDF]

open access: yes
Sequences of triazole-included pyrimidine compounds were synthesized via a multi-step process under mild and convenient conditions, affording reasonable to high yields.
Andrews B
core   +1 more source

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