Results 111 to 120 of about 37,093 (255)

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

Synthesis, Characterization and study biologicalactivity of several 1-cyclopentene-1,2-dicarboxylimidyl Containing oxadiazole and Benzothiazole

open access: yesمجلة بغداد للعلوم, 2014
In this work involved prepared of several new 1-cyclopentene-1,2-dicarboxylimide linked to oxadiazole and benzothiazole moiety were synthesized by two steps: The first step 2-amino-substituted-1,3,4-oxadiazoles and substituted-2-aminobenzothiazole were ...
Baghdad Science Journal
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  

Toxic Tau Oligomers Modulated by Novel Curcumin Derivatives [PDF]

open access: yes, 2019
The pathological aggregation and accumulation of tau, a microtubule-associated protein, is a common feature amongst more than 18 different neurodegenerative diseases that are collectively known as tauopathies.
Bucchieri, Fabio   +6 more
core   +1 more source

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  

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

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  

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