Tetrahedron letters

The use of lithium borohydride for deprotecting acetylated alcohols and phenols in the presence of N-acetylated guanidines

D Huber, G Leclerc, G Andermann

Index: Huber, Didier; Leclerc, Gerard; Andermann, Guy Tetrahedron Letters, 1986 , vol. 27, # 47 p. 5731 - 5734

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Abstract

Ib (20 mmoles) was treated with NaBH 4 (20 mmoles) and LiCl (20 mmoles) in 50 ml of diglyme for 18 h at room temperature. After usual work-up and chromatography, there was obtained 5.8 g (84%) of Ic. As an example, the spectrometric data of compound Ic are presented here. ...