3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)

Base Information

Chemical Name:3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)
CAS No.:40129-09-7
Molecular Formula:C₂₀H₃₂O₃
Molecular Weight:320.472
Hs Code.:

3β-hydroxy-21-nor-5α.14β.17β<i>H</i>-pregnanoic acid-(20)

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)

Chemical Property:

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Technology Process of 3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)

There total 6 articles about 3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 2456-49-7,3330-50-5,3330-51-6,74497-93-1,85611-22-9,85611-24-1,85611-25-2,85611-26-3,85611-27-4,95720-70-0,95720-71-1,96645-92-0,112317-36-9
3β-acetoxy-5α.14β-androstane-17α-carboxylic acid methyl ester

: 15173-54-3,15173-94-1,38775-99-4,40129-09-7,61826-49-1,65137-83-9,74365-06-3
3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)

Guidance literature:: With potassium hydroxide;
DOI:10.1385/BTER:77:2:97

Reference yield:

: 102849-40-1
3β-acetoxy-21-nor-5α-pregnadien-(14.16)-oic acid-(20)-methyl ester

: 15173-54-3,15173-94-1,38775-99-4,40129-09-7,61826-49-1,65137-83-9,74365-06-3
3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)

Guidance literature:: Multi-step reaction with 2 steps

1: platinum; ethanol / Hydrogenation

2: ethanolic KOH-solution

With potassium hydroxide; ethanol; platinum;
DOI:10.1385/BTER:77:2:97

Reference yield:

: 96837-83-1
methyl 3β-acetoxy-5α-androst-16-ene-17-carboxylate

: 15173-54-3,15173-94-1,38775-99-4,40129-09-7,61826-49-1,65137-83-9,74365-06-3
3β-hydroxy-21-nor-5α.14β.17βH-pregnanoic acid-(20)

Guidance literature:: Multi-step reaction with 3 steps

1: N-bromo-succinimide; tetrachloromethane / Irradiation_.Erhitzen des Reaktionsprodukts mit Pyridin, zuletzt unter Zusatz von Acetanhydrid

2: platinum; ethanol / Hydrogenation

3: ethanolic KOH-solution

With tetrachloromethane; potassium hydroxide; N-Bromosuccinimide; ethanol; platinum;
DOI:10.1385/BTER:77:2:97