Tetrahedron Letters p. 2085 - 2088 (1979)
Update date:2022-07-29
Topics:
Chang, Frederic C
The epimeric 3α,7α,12β- and 3β,7α,12β-trihydroxy-5β-cholanic acids have been prepared. Under ambient hydrogenation conditions with Raney nickel as catalyst the axial 3β-ester (4b) is epimerized to the 3α-compound (2b).
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