نتایج جستجو برای: stable diazonium salts
تعداد نتایج: 286816 فیلتر نتایج به سال:
The development of multicomponent reactions for indole synthesis is demanding and has hardly been explored. The present study describes the development of a novel multicomponent, cascade approach for indole synthesis. Various substituted indole derivatives were obtained from simple reagents, such as unfunctionalized alkenes, diazonium salts, and sodium triflinate, by using an established straig...
Development of sensors enabling lead traces detection is a burning issue as heavy metals ions are responsible of brain diseases. In this paper, we present a simple electronic resistor based on polycrystalline silicon nanoribbons and functionalized with aryl-diazonium salts in view of using this type of structures for heavy metal detection. The preconcentration of lead at the surface of the func...
Diazocoupling reaction of curcumin with different diazonium salts of p-toluidine, 2-aminopyridine, and 4-aminoantipyrine in pyridine yielded the arylhydrazones 2a-c. Arylhydrazone of p-toluidine reacted with urea, thiourea, and guanidine nitrate to produce 5,6-dihydropyrimidines. Further reaction of 2a with 2,3-diaminopyrdine in sodium ethoxide solution yielded 1H-pyrido[2,3-b][1,4]diazepine de...
Abstract In this manuscript we describe the oxidative fluorination of aryl phosphorothiolates to access Ar-SF4Cl compounds. These compounds serve as precursors for highly coveted Ar-SF5 The use starting materials permits from a wide variety available materials, namely boronic acids, diazonium salts, iodides, thiophenols, or simple arenes. protocol has been demonstrated >10 examples and showe...
• Synthesis of new DESs and DES–like systems based on polyols as HBDs halide salts HBAs. Innovative DES design approach inspired by the necessity rigorous classification true DESs. Unveiling reduction process diazonium in a formed glycerol potassium fluoride. Mechanistic study DFT calculations electrochemical measurements. Combined theoretical experimental promotes an unprecedented successful i...
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