9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)

Base Information

Chemical Name:9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)
CAS No.:25394-47-2
Molecular Formula:C₂₄H₃₁ClO₅
Molecular Weight:434.96
Hs Code.:

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 9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)

Chemical Property:

Purity/Quality:

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Technology Process of 9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)

There total 11 articles about 9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4) 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:

: 2135-13-9
9,11β-epoxy-16α,17-isopropylidenedioxy-9β-pregna-1,4-diene-3,20-dione

: 25394-47-2
9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)

Guidance literature:: With hydrogenchloride; chloroform;
DOI:10.1021/ja01527a051

Reference yield:

: 21604-24-0
11α-hydroxy-4,16-dien-pregnan-3,20-dione

: 25394-47-2
9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)

Guidance literature:: Multi-step reaction with 9 steps

1: KMnO₄

2: hydrochloric acid

3: pyridine

4: acetic acid; sodium acetate

5: oxalic acid diethyl ester; sodium methylate; benzene / Behandeln des nach dem Ansaeuern mit wss. Salzsaeure erhaltenen Reaktionsprudukts mit Kaliumacetat in Methanol und mit Brom in Tetrachlormethan

6: 2,4,6-trimethyl-pyridine

7: aqueous dioxane; N-bromo-acetamide; aqueous perchloric acid

8: ethanol; potassium acetate

9: chloroform; hydrogen chloride

With 1,4-dioxane; pyridine; 2,4,6-trimethyl-pyridine; hydrogenchloride; potassium permanganate; perchloric acid; ethanol; chloroform; sodium methylate; potassium acetate; sodium acetate; acetic acid; oxalic acid diethyl ester; benzene; N-bromoacetamide;
DOI:10.1021/ja01527a051

Reference yield:

: 25541-96-2
11α,16α,17-trihydroxy-pregn-4-ene-3,20-dione

: 25394-47-2
9α-Chlor-11β-hydroxy-16α,17α-isopropylidendioxy-3,20-dioxo-pregnadien-(1,4)

Guidance literature:: Multi-step reaction with 8 steps

1: hydrochloric acid

2: pyridine

3: acetic acid; sodium acetate

4: oxalic acid diethyl ester; sodium methylate; benzene / Behandeln des nach dem Ansaeuern mit wss. Salzsaeure erhaltenen Reaktionsprudukts mit Kaliumacetat in Methanol und mit Brom in Tetrachlormethan

5: 2,4,6-trimethyl-pyridine

6: aqueous dioxane; N-bromo-acetamide; aqueous perchloric acid

7: ethanol; potassium acetate

8: chloroform; hydrogen chloride

With 1,4-dioxane; pyridine; 2,4,6-trimethyl-pyridine; hydrogenchloride; perchloric acid; ethanol; chloroform; sodium methylate; potassium acetate; sodium acetate; acetic acid; oxalic acid diethyl ester; benzene; N-bromoacetamide;
DOI:10.1021/ja01527a051