(8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

Base Information

Chemical Name:(8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol
CAS No.:77862-32-9
Molecular Formula:C₃₀H₃₈O₃Se
Molecular Weight:525.59
Hs Code.:

(8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

Synonyms:(8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

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Chemical Property of (8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

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Technology Process of (8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

There total 2 articles about (8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol 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: 70.0%

: 1666-13-3
diphenyl diselenide

: 77862-31-8
C₂₄H₃₂O₃

: 77862-32-9
(8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

Guidance literature:: With sodium tetrahydroborate; In tetrahydrofuran; ethanol; for 0.5h; Heating;
DOI:10.1021/jo00329a023

Reference yield:

: 7103-48-2
3-tetrahydropyranyloxy-1,3,5⁽¹⁰⁾-estratrien-17-one

: 77862-32-9
(8R,9S,13S,14S,17S)-13-Methyl-17-phenylselanylmethyl-3-(tetrahydro-pyran-2-yloxy)-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-ol

Guidance literature:: Multi-step reaction with 2 steps

1: NaH / 1.) THF, DMSO, 75 deg C, 30 min; 2.) ambient temp., 1 h

2: 70 percent / NaBH₄ / tetrahydrofuran; ethanol / 0.5 h / Heating

With sodium tetrahydroborate; sodium hydride; In tetrahydrofuran; ethanol;
DOI:10.1021/jo00329a023