Results 101 to 110 of about 34,622 (239)

Improved Protocol Toward 1,3,4-Oxadiazole-2(3H)-thiones and Scale-up Synthesis in the Presence of SDS as a Micelle Promoted Catalyst

open access: yesActa Chimica Slovenica, 2015
Convenient procedure for in situ cyclization of hydrazinecarbodithioate potassium salts to 1,3,4-oxadiazole-2(3H)-thiones under normal phase micellar media catalysis promoted by sodium dodecyl sulfate (SDS) as an anionic surfactant is reported.
Ayhan YILDIRIM
doaj   +1 more source

Recent advancements in oxadiazole-based anticancer agents [PDF]

open access: yes, 2017
Oxadiazole ring system occupies a significant position among heterocyclic templates for medicinal compounds due to its wide spectrum of biological activities.
Ahmad, Matloob   +6 more
core   +2 more sources

Synthesis, characterization and antioxidant activity of 1,3,4-oxadiazoles bearing an indole ring [PDF]

open access: yes, 2019
1,3,4-oxadiazoles have been widely studied by many researchers in various fields. Due to its heterocyclic structure, 1,3,4-oxadiazoles possess of many biological and pharmacological activities such as antibacterial, anticancer, antiinflammatory ...
Kong, Kian Liang
core  

Synthesis, Reactions and Antioxidant Activity of 5-(3', 4'-dihydroxy-tetrahydrofuran-2'-yl)-2-methyl-3-carbohydrazide [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
In this manuscript, we describe the synthesis of the carbohydrazide 2. Acid-catalyzed condensation with several carbonyl compounds to afford the corresponding carbohydrazide derivatives 3-12.
Mohamed El Sadek   +4 more
doaj  

Efficient synthesis of new oxadiazole-thiazole hybrids using (diacetoxyiodo)benzene [PDF]

open access: yes, 2020
85-92An efficient synthesis of some new 2-aryl-5-(2'-(4-nitrophenylamino)thiazol-4'-yl)-1,3,4-oxadiazoles 7a-e, has been accomplished through oxidative cyclization of 2-(4-nitrophenylamino)-N'-(substituted benzylidene) thiazole-4-carbohydrazides 6a-e ...
Aggarwal, Ranjana   +2 more
core  

Synthetic Approaches to 1,3,4-Oxadiazole-Containing Boronic Derivatives

open access: yesApplied Sciences
1,3,4-Oxadiazoles containing boronic acid moieties are promising as a highly versatile class of compounds with significant utility across various scientific domains.
Barbara Wołek, Agnieszka Kudelko
doaj   +1 more source

Cross Linking and Degradation Mechanisms in Model Sealant Candidates [PDF]

open access: yes
Model compounds were investigated as to which type of heterocyclic ring is the most advantageous for curing sealants based on perfluoroalkylether chains. The relative thermal, thermal oxidative, hydrolytic, and fuel stability of potential crosslinks were
Ito, T. I.   +4 more
core   +1 more source

Biological evaluation of 1,3,4-oxadiazoles bis-substitute derivatives as potential anticancer agents [PDF]

open access: yes, 2015
Cancer is a major health problem and causes substantial morbidity and mortality worldwide.In order to identify new potent antitumor agents with good specificity and low toxicity, a series of 12 new 1,3,4-oxadiazole bis-substitute molecules were tested on
NIEDDU, Valentina
core  

Toxicological Evaluation of Anti-Scrapie Trimethoxychalcones and Oxadiazoles

open access: yesAnais da Academia Brasileira de Ciências, 2015
An altered form of the cellular prion protein, the PrPScor PrPRes, is implicated in the occurrence of the still untreatable transmissible spongiform encephalopathies.
CLAUDIA P. FIGUEIREDO   +10 more
doaj   +1 more source

2-(5-[4-диметиламинофенил]-2-оксазолил)-бензойная кислота как флуоресцентный сенсор влаги в органических растворителях [PDF]

open access: yes, 2008
Проведен сравнительный анализ спектрально-люминесцентных свойств синтезированой 2-(5-[4-ди-метиламинофенил]-2-оксазолил)-бензойной кислоты в предварительно осушенных органических растворителях разной полярности.
Вульфова, Д.А.   +4 more
core  

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