16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate

Base Information

Chemical Name:16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate
CAS No.:127034-57-5
Molecular Formula:C₂₈H₃₆O₇
Molecular Weight:484.59
Hs Code.:

Synonyms:16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate

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Chemical Property of 16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate

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Technology Process of 16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate

There total 1 articles about 16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate 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: 51.0%

: 65669-64-9
17α,21-dihydroxy-9α-fluoro-16β-methylpregna-1,4,11(12)-triene-3,20-dione 17,21-dipropionate

: 127063-59-6
16β-methyl-12α,17α,21-trihydroxypregna-1,4,9-triene-3,20-dione 12,21-dipropionate

: 127034-57-5
16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate

: 127034-58-6
16β-methyl-3,17α,21-trihydroxy-9,10-secopregna-1,3,5,11-tetraene-9,20-dione 17,21-dipropionate

Guidance literature:: With hydrogen fluoride; at 23 ℃; for 5h;
DOI:10.1021/jm00169a004

Reference yield:

: 127034-57-5
16β-methyl-12β,17α,21-trihydroxypregna-1,2,9(11)-triene-3,20-dione 17,21-dipropionate

: 127034-67-7
9α-bromo-16β-methyl-11β,12β,17α,21-tetrahydroxypregna-1,4-diene-3,20-dione 17,20-dipropionate 12-benzoate

Guidance literature:: Multi-step reaction with 2 steps

1: 63 percent / N-bromoacetamide, 0.5 N HClO₄ / dioxane / 22 h / 23 °C

2: 86 percent / pyridine, 4-(N,N-dimethylamino)pyridine (DMAP) / CH₂Cl₂ / 5 h / 23 °C

With pyridine; dmap; perchloric acid; N-bromoacetamide; In 1,4-dioxane; dichloromethane;
DOI:10.1021/jm00169a004