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A Simple Route to Novel 2,5-Dihydro-1,5,2-diazaphosphinines from Primary Enamine Phosphonates.

โœ Scribed by Francisco Palacios; Ana M. Ochoa de Retana; Sergio Pascual; Rafael Lopez de Munain


Book ID
101939450
Publisher
John Wiley and Sons
Year
2010
Weight
29 KB
Volume
33
Category
Article
ISSN
0931-7597

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๐Ÿ“œ SIMILAR VOLUMES


A simple route to novel 2,5-dihydro-1,5,
โœ Francisco Palacios; Ana M Ochoa de Retana; Sergio Pascual; Rafael Lรณpez de Munai ๐Ÿ“‚ Article ๐Ÿ“… 2002 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 83 KB

A simple method for the preparation of phosphorus-containing pyrimidine analogues such as 4,6-disubstituted-2ethoxy-2,5-dihydro-1,5,2-diazaphosphinine 2-oxides 5 from primary enamine phosphonates and nitriles is described. A similar strategy is used for the synthesis of the corresponding 4,6-difluor

A facile synthesis of new 1,2-dihydro-2ฮป
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## Abstract Easily accessible 2โ€benzoylaminoโ€3,3โ€dichloroacrylonitrile, when treated successively with primary amines, phosphorus pentachloride, sulfur dioxide, and various Nโ€ or Sโ€nucleophiles, furnishes the corresponding derivatives of 1,2โ€dihydroโ€2ฮป^5^โ€[1,3]oxazolo[5,4โ€__d__][1,3,2]diazaphosphin