Web2 May 2009 · An important result in carbon–nitrogen bond formation is the decarboxylative nitrosation described by Motherwell and co-workers (Scheme 19). 51 The reaction of O-acyl thiohydroxamate derivative 71 with thionitrite 72 proceeds via the addition of a thiyl radical to the radicophilic thiocarbonyl group. A decarboxylative sequence gives an alkyl radical, … Web13 Aug 2013 · Thiyl radical addition to a vinyl sulfide functional group forms a carbon‐centered radical, which then chain transfers to another thiol functional group to regenerate a thiyl radical and form the thiol‐vinyl sulfide addition product. Scheme 1.4. View large Download slide.
Visible‐Light‐Driven Thiol‐yne Reaction: A Practical Synthesis of …
Web26 Sep 2024 · Abstract. A ligand-free iron-catalyzed method for the oxygenation of benzylic sp 3 C–H bonds by molecular oxygen (1 atm) using a thiyl radical as a cocatalyst has been developed. This transformation provides a facile access to amides, esters and … Web1 Apr 2024 · Firstly, thiyl radical 9 could be generated through S−S homolytically cleaved by irradiation of the blue LED. The formed thiyl radical 9 could participate in either addition to 7 to give a thiol−ene radical adduct 11 or HAT from the … dagames build our machine instrumental
Carbon–sulfur bond formation - ScienceDirect
Web30 Mar 2024 · Differential reactivities of these tris(thiolate) complexes was deemed to derive from the synergy of the thiyl radical character, the electronegativity, the row, and the charge. Extending from Ru and Re tris(thiolate) complexes to their Os and Tc counterparts … Web2 May 2024 · Using this strategy, a series of valuable α-alkylthionitrile derivatives were synthesized from basic starting materials. Preliminary mechanistic investigation was performed by EPR and XAFS, revealing that the transient thiyl radical could be stabilized … Web18 Jan 2024 · This thiyl radical is trapped by tri-n-butylstyryltin, affording a (styrylsulfanyl)methyl side chain and a tri-n-butyltin radical that continues the chain. When 2-(alkenylsulfanyl)methyl-4-bromo(or iodo)pyrrolidines were used as starting materials 2,4-cis-disubstituted 4-alkenyl-2-(styrylsulfanyl)methylpyrrolidines were obtained as products (70 … biochemicalpharmacology影响因子