3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

Base Information

Chemical Name:3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate
CAS No.:156207-52-2
Molecular Formula:C₂₇H₃₄O₆S
Molecular Weight:486.629
Hs Code.:

Synonyms:3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

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Chemical Property of 3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

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Technology Process of 3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

There total 2 articles about 3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate 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: 86.0%

: 75585-72-7
17β-hydroxy-3-oxo-4-androsten-11β-yl formate

: 98-59-9
p-toluenesulfonyl chloride

: 156207-52-2
3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

Guidance literature:: With pyridine; at 40 ℃;
DOI:10.1135/cccc19940435

Reference yield:

: 26341-19-5
11β-formyloxyandrost-4-ene-3,17-dione

: 156207-52-2
3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

Guidance literature:: Multi-step reaction with 2 steps

1: (t-BuO)3LiAlH

2: 86 percent / pyridine / 40 °C

With pyridine; lithium tri-t-butoxyaluminum hydride;
DOI:10.1135/cccc19940435

Reference yield:

: 156207-52-2
3-oxo-4-androsten-11β,17β-diyl 11-formate 17-tosylate

: 4484-94-0
11β,17α-dihydroxy-4-androsten-3-one

Guidance literature:: Multi-step reaction with 2 steps

1: 6 percent / NaNO₂ / dimethylsulfoxide / 2 h / 150 °C

2: 88 percent / MeONa / methanol / 8 h / 60 °C

With sodium methylate; sodium nitrite; In methanol; dimethyl sulfoxide;
DOI:10.1135/cccc19940435