Synthesis of dinorcholane and 5β-cholane derivatives

L Nahar, AB Turner

Index: Nahar, Lutfun; Turner, Alan B. Journal of Chemical Research, 2004 , # 5 p. 329 - 332

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Citation Number: 8

Abstract

The convenient synthesis of seven dinorcholane and 5β-cholane derivatives, 3β-acetoxy-23, 24-dinorchol-5-en-22-oyl methoxy anhydride (2), 3β-acetoxy-23, 24-dinorchol-5-en-22-oyl chloride (3), 3β-acetoxy-23, 24-dinorchol-5-en-22-ol (4), 3% agr;-acetoxy-5β-cholan-24-oic acid (6), 3α-acetoxy-5β-cholan-24-oic acid ethyl ester (7), 3-oxo-5β-cholan-24-oic acid (8) and 3-oxo-5β-cholan-24-oic acid ethyl ester (9) have been described. Full spectroscopic ...