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ChemInform Abstract: The Occurrence of 3-Oxo-6-keto-cyclohexa-1,4-diene (p-Quinoketene) During an Esterification Process

✍ Scribed by Florin Badea; Ion Costea; Ingrid Velter; Alina Simion; Cristian Simion

Publisher: John Wiley and Sons
Year: 2010
Weight: 25 KB
Volume: 31
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200022051

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Abstract

ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.

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✍ R. K. VAID; T. E. HOPKINS 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 29 KB 👁 2 views

Use of an Iodonium Ylide in the Synthesis of p-Nitrobenzyl (6R,7S) 3-Hydroxy-8-oxo-7-phenoxyacetamido-1-azabicyclo [4.2.0]octa-2-ene-2-carboxylate. -The title compound (IV), a key intermediate in the synthesis of carbacephalosporins, is prepared by Rh(II)-catalyzed cyclization of the iodonium ylide