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Improvement of the synthesis of N-benzylidene-3-amino-2-oxazolidone

โœ Scribed by Ya. V. Melberg; R. A. Brinkmanis; Ya. R. Dzenitis; A. R. Birin'sh


Book ID
112404575
Publisher
Springer
Year
1973
Tongue
English
Weight
95 KB
Volume
7
Category
Article
ISSN
0091-150X

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โœ Kristine E. Frank; Jeffrey Aubรฉ ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 200 KB

Depending on the method of activation, (2'-amino-N'tert-butoxycarbonyl-benzylidene)-3-alkenylarmnes (1) react with Lewis acids (TiCI 4 or TMSOTf) to afford either a novel Boc-assisted iminium ion formation/trapping sequence (giving hexahydropyridoll,2-c]quinazolin-6-ones (2) or tetrahydropyrrolo[l,