ChemicalBook CAS DataBase List 17-ALPHA-HYDROXY-5-ALPHA-PREGNANE-3,20-DIONE

17-ALPHA-HYDROXY-5-ALPHA-PREGNANE-3,20-DIONE synthesis

6synthesis methods

Product Name:17-ALPHA-HYDROXY-5-ALPHA-PREGNANE-3,20-DIONE
CAS Number:570-59-2
Molecular formula:C21H32O3
Molecular Weight:332.48

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17-ALPHA-HYDROXY-5-ALPHA-PREGNANE-3,20-DIONE

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Yield:-

Steps:

Multi-step reaction with 3 steps
1: methanol; aq. NaOH solution; aqueous hydrogen peroxide / Erwaermen des Reaktionsprodukts mit wss.-methanol. Kaliumcarbonat-Loesung oder wss.-methanol. Kaliumhydrogencarbonat-Loesung
2: cyclohexanone; aluminium isopropylate; toluene
3: aqueous HBr; acetic acid / Hydrieren des Reaktionsprodukts an Palladium/BaSO₄ in Aethanol

References:

Toldy [Acta Chimica Academiae Scientiarum Hungaricae,1958,vol. 16,p. 411,414]

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References

Pregnane-3,20-dione, 16,17-epoxy-, (5α,16α)- (9CI)

974-24-3
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570-59-2
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References

Ethanamine, N-[(3,5-dichlorophenyl)methylene]-2,2-diethoxy-

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570-59-2
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References

1000210-73-0
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570-59-2
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References

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