3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

Base Information

Chemical Name:3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene
CAS No.:849241-63-0
Molecular Formula:C₃₆H₄₄O₆S
Molecular Weight:604.808
Hs Code.:

Synonyms:3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

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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 3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

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Technology Process of 3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

There total 3 articles about 3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene 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: 96.0%

: 849241-62-9
2-((3,17β-dibenzyloxyestra-1,3,5(10)-trien-11β-yl)-methoxy)ethanol

: 124-63-0
methanesulfonyl chloride

: 849241-63-0
3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

Guidance literature:: With pyridine; at 4 ℃;
DOI:10.1021/jm049352x

Reference yield:

: 849241-61-8
11β-(tert-butyldimethylsiloxyethoxy)methyl-3,17β-dibenzyloxyestra-1,3,5(10)-triene

: 849241-63-0
3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

Guidance literature:: Multi-step reaction with 2 steps

1: 55 percent / nBu₄NF / tetrahydrofuran / 0.5 h / 20 °C

2: 96 percent / pyridine / 4 °C

With pyridine; tetrabutyl ammonium fluoride; In tetrahydrofuran;
DOI:10.1021/jm049352x

Reference yield:

: 534572-55-9
3,17β-bis(benzyloxy)-11α-hydroxymethylestra-1,3,5(10)-triene

: 849241-63-0
3,17β-dibenzyloxy-11β-(methanesulfonyloxyethoxymethyl)estra-1,3,5(10)-triene

Guidance literature:: Multi-step reaction with 3 steps

1.1: KH; 18-crown-6 / toluene / 0.5 h / 20 °C

1.2: 63 percent / toluene / 60 °C

2.1: 55 percent / nBu₄NF / tetrahydrofuran / 0.5 h / 20 °C

3.1: 96 percent / pyridine / 4 °C

With pyridine; 18-crown-6 ether; tetrabutyl ammonium fluoride; potassium hydride; In tetrahydrofuran; toluene;
DOI:10.1021/jm049352x