5β-Pregn-11-ene-3,20-dione synthesis

1synthesis methods

Product Name:5β-Pregn-11-ene-3,20-dione
CAS Number:1096-39-5
Molecular formula:C21H30O2
Molecular Weight:314.4617

Pregnan-20-one, 3,12-dihydroxy-, (3α,5β,12α)-

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Yield:-

Steps:

Multi-step reaction with 4 steps
1: benzene; pyridine
2: dioxane; potassium glycine ate / weiteres Reagens: Aethanol
3: chromium (VI)-oxide; acetic acid
4: 300 °C / 0.05 Torr

References:

v.Euw;Lardon;Reichstein [Helvetica Chimica Acta,1944,vol. 27,p. 821,838]

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