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A route to 2,2-dihydro-5-imino-1,2-oxaphosphol-3-enes

โœ Scribed by Albert Kascheres; Antonio Carlos Joussef; Humberto C. Duarte

Publisher
Elsevier Science
Year
1983
Tongue
French
Weight
146 KB
Volume
24
Category
Article
ISSN
0040-4039

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Mass spectra of 2,2-dihydro-5-imino-1,2-
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โœ Concetta Kascheres; Albert Kascheres; Antonio Carlos Joussef ๐Ÿ“‚ Article ๐Ÿ“… 1984 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 142 KB

Recently, a route to 2,2-dihydro-5-imino-1,2-oxaphosphol-3-enes (1, 2) was re-

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Stable derivatives of 2,5-dihydro-1,2-oxaphospholes were obtained in excellent yields from the reaction between electron-deficient acetylenic compounds, and ethyl 3-bromopyruvate or methyl 4-chloroacetoacetate in the presence of triphenylphosphine in dry ether.