Efficient synthesis of functionalized 2,
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Issa Yavari; Abdolali Alizadeh; Mohammad Anary-Abbasinejad
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Article
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2003
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Elsevier Science
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French
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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.