(S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

Base Information

Chemical Name:(S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester
CAS No.:119005-02-6
Molecular Formula:C₃₀H₄₂O₃Se
Molecular Weight:529.622
Hs Code.:

(S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

Synonyms:(S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

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Chemical Property of (S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

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Technology Process of (S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

There total 4 articles about (S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester 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: 60.0%

: 5707-04-0
Phenylselenyl chloride

: 74348-77-9
ethyl 6β-methoxy-3α,5α-cyclopregnan-21-oate

: 119005-02-6
(S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; at -78 ℃;
DOI:10.1016/S0040-4039(00)80404-9

Reference yield:

: 64338-43-8
[(3aR,3bS,5aS,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-tetradecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-(6E)-ylidene]-acetic acid ethyl ester

: 119005-02-6
ethyl (20R)-6β-methoxy-20-(phenylselenyl)-3α,5α-cyclopregnan-21-oate

Guidance literature:: Multi-step reaction with 2 steps

1: 100 percent / H₂ / PtO₂ / ethanol

2: 1) LDA, HMPA, / 1) THF, -78 deg C, 1h 40 min, 2) THF, -78 to -30 deg C, 30 min

With N,N,N,N,N,N-hexamethylphosphoric triamide; hydrogen; lithium diisopropyl amide; platinum(IV) oxide; In ethanol;
DOI:10.1021/jo00298a020

Reference yield:

: 64338-43-8
[(3aR,3bS,5aS,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-tetradecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-(6E)-ylidene]-acetic acid ethyl ester

: 119005-02-6
(S)-((3aR,3bS,5aS,6S,8aS,8bS,10R,10aR)-10-Methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-phenylselanyl-acetic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: H₂ / Pt / ethanol

2: 60 percent / lithium diisopropylamide / tetrahydrofuran; hexamethylphosphoric acid triamide / -78 °C

With hydrogen; lithium diisopropyl amide; platinum; In tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; ethanol;
DOI:10.1016/S0040-4039(00)80404-9