Organic letters

A new sparteine surrogate for asymmetric deprotonation of N-Boc pyrrolidine

D Stead, P O'Brien, A Sanderson

Index: Organic Letters, , vol. 10, # 7 p. 1409 - 1412

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Citation Number: 92

Abstract

... Volume: Page ... Organic Letters. ... a phosphine borane 14 were investigated using s-BuLi/diamine 4 (Scheme 3). A satisfactory result was obtained with the O-alkyl carbamate: deprotonation of 9, trapping with CO 2 , and reduction with BH 3 gave alcohol (S)-10 of 84 ...