WebIn(OTf) 3-catalyzed intramolecular hydroarylation of α-phenylallyl β-ketosulfones provides sulfonyl 1-benzosuberones and 1-tetralones in moderate to good yields in refluxing (CH 2 … WebThis Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand.
[Protective effects of three phenylallyl compounds from …
WebJan 19, 2024 · The semiconductor properties of the earliest known stable radical, α, γ -bisdiphenylene- β -phenylallyl radical (Koelsch radical, 1•) were assessed using … The Koelsch radical (also known as Koelsch's radical and 1,3-bisdiphenylene-2-phenylallyl or α,γ-bisdiphenylene-β-phenylallyl, abbreviated BDPA) is a chemical compound that is an unusually stable carbon-centered radical, due to its resonance structures. citb feedback
Theoretical Study of the Reaction Mechanism and Kinetics of the …
WebJul 21, 2024 · Two new phenylpropanoids ( 1 – 2, see Fig. 1 ), possessing phenylallyl benzoate skeleton, were isolated from benzoin resin. Their structures were established based on spectroscopic analysis including IR, 1D and 2D NMR, and HR-ESI–MS. In addition, the in vitro cytotoxic activities of compounds 1 – 2 were also assayed. Fig. 1 WebDec 8, 2024 · Isolated 2-phenylallyl radicals (2-PA), C 9 H 9 , generated by pyrolysis from a nitrite precursor, have been investigated by IR/UV ion dip spectroscopy using free electron laser radiation. 2-PA is a resonance-stabilized radical that is considered to be involved in the formation of polycyclic aromatic hydrocarbons (PAH) in combustion, but also in … WebThe resonant two-color two-photon ionization and laser induced fluorescence excitation spectra of the 1-phenylallyl (cinnamyl) and inden-2-ylmethyl radicals are reported. The 1 … diane altman athens ga