Chemo-, regio- and stereoselective Mitsu
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Barbara Richichi; Stefano Cicchi; Ugo Chiacchio; Giovanni Romeo; Alberto Brandi
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Article
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2002
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Elsevier Science
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French
⚖ 86 KB
Unprotected pyrimidine bases were used in Mitsunobu reaction to afford in high yield new substituted pyrrolidines. The reaction is chemo-, regio-and stereoselective affording exclusively N-1 alkylated derivatives of (3S)-N-benzyl-3-hydroxypyrrolidine and (3S,4S)-N-benzyl-3,4-dihydroxypyrrolidine.