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Preparation of heterocyclic phosphorus ylides containing the tetramic acid ring system and seven-membered ring vinylogues

✍ Scribed by R.Alan Aitken; Gillian M Buchanan; Nazira Karodia; Tracy Massil; Robert J Young

Publisher: Elsevier Science
Year: 2001
Tongue: French
Weight: 85 KB
Volume: 42
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)01905-5

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✦ Synopsis

Pyrolysis of amino acid-derived (a-aminoacyl)(ethoxycarbonyl)ylides results in ring closure with extrusion of ethanol to give novel five-, six-and seven-membered ring heterocyclic ylides.

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