54399-22-3Relevant academic research and scientific papers
Proton or Carbene Transfer? On the Dark and Light Reaction of Diazoalkanes with Alcohols
Empel, Claire,He, Feifei,Jana, Sripati,Koenigs, Rene M.,Pei, Chao
, (2022/02/21)
The formal alkylation reaction of OH groups with diazoalkanes under catalyst-free reaction conditions finds broad application in organic synthesis. However, even today, this reaction is mainly limited to the use of diazomethane as reaction partner. In thi
Photocyclization of N-Alkoxyalkylphthalimides with Favored δ-Hydrogen Abstraction: Syntheses of Oxazoloisoindoles and Oxazoloisoindole-1-spiro-1'-cycloalkane Ring System
Sato, Yasuhiko,Nakai, Hideo,Wada, Masao,Ogiwara, Hiroshi,Mizoguchi, Tomishige,et al.
, p. 1639 - 1645 (2007/10/02)
Photolysis of N-ω-alkoxyalkylphthalimides 1 gave the intramolecularly cyclized compounds, oxazoloisoindoles 2a-g, pyrroloisoindoles 6i-j, oxazolo-isoindole-1-spiro-1'-cycloalkanes 2k-n and 3,4-dihydro-2-benzazepine-1,5(2H)-dione 3, via δ-hydrogen abstraction and/or two-fold Norrish type II processes.Keywords: N-ω-alkoxyalkylphthalimide; photolysis; δ-hydrogen abstraction; two-fold Norrish type II process; multicyclic spiro system
