Organic letters

Iron (III)/NaBH4-mediated additions to unactivated alkenes: synthesis of novel 20′-vinblastine analogues

EK Leggans, TJ Barker, KK Duncan, DL Boger

Index: Organic Letters, , vol. 14, # 6 p. 1428 - 1431

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Citation Number: 97

Abstract

... Volume: Page: ... Organic Letters. ... Use of potassium cyanate, followed by workup with ammonium hydroxide, provided the urea in 50% yield (Figure 2).(13) Tosyl cyanide(14) and TEMPO(4) provided their addition products in 35% and 44% yield, respectively. ...