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Photooxygenation of 5-Dialkylamino-4-pyrrolin-3-ones. Synthesis of Highly Functionalized Ureas, 2-Oxazolidinones, and 2-Oxazolinones†

✍ Scribed by Erden, Ihsan; Özer, Galip; Hoarau, Christophe; Cao, Weiguo; Song, Jiangao; Gärtner, Christian; Baumgardt, Ingmar; Butenschön, Holger

Book ID
111677159
Publisher
American Chemical Society
Year
2008
Tongue
English
Weight
145 KB
Volume
73
Category
Article
ISSN
0022-3263

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Photochemical Synthesis of 2-Alkylidene-
Photochemical Synthesis of 2-Alkylidene-4-pyrrolin-3-ones
✍ Ramin Ghaffari-Tabrizi; Paul Margaretha 📂 Article 📅 1982 🏛 John Wiley and Sons 🌐 German ⚖ 145 KB 👁 1 views

## Abstract Irradiation (λ =313 nm) of the 4‐pyrrolin‐3‐ones **1a–1c** in acetone‐, 3‐pentanone‐and cyclopentanone solution affords the title compounds **2**, formally __via__ H‐abstrac‐tion by the excited ketone and recombination of the radical pair formed.