(1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one

Base Information

Chemical Name:(1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one
CAS No.:79872-73-4
Molecular Formula:C₃₀H₄₈O₃
Molecular Weight:456.709
Hs Code.:

Synonyms:

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Chemical Property of (1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one

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Technology Process of (1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one

There total 9 articles about (1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one 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:

: 33465-90-6,73255-45-5,79862-12-7
(3S,4R,4aS,6aS,6bR,8aS,12aS,12bS,14aS,14bS)-4,4a,6b,8a,11,11,12b,14a-Octamethyl-docosahydro-picene-3,8-diol

: 79872-73-4
(1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one

Guidance literature:: Multi-step reaction with 6 steps

1: pyridine / Ambient temperature

2: 288 mg / 5percent KOH / methanol / 6 h / 50 °C

3: 40 mg / methanesulfonyl chloride / pyridine / 48 h / Ambient temperature

4: 50 mg / LiAlH₄ / diethyl ether; tetrahydrofuran / 1 h / Heating

5: 21 mg / chromium trioxide / pyridine / 1 h / Ambient temperature

6: 1.) pyridine, ozone, 2.) zinc / 1.) CH₂Cl₂, -70 deg C, 2 h, 2.) acetic acid, 3 h

With pyridine; chromium(VI) oxide; potassium hydroxide; lithium aluminium tetrahydride; ozone; methanesulfonyl chloride; zinc; In tetrahydrofuran; pyridine; methanol; diethyl ether;
DOI:10.1248/cpb.29.1819

Reference yield:

: 33465-92-8
pachysandiol-B diacetate

: 79872-73-4
(1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one

Guidance literature:: Multi-step reaction with 5 steps

1: 288 mg / 5percent KOH / methanol / 6 h / 50 °C

2: 40 mg / methanesulfonyl chloride / pyridine / 48 h / Ambient temperature

3: 50 mg / LiAlH₄ / diethyl ether; tetrahydrofuran / 1 h / Heating

4: 21 mg / chromium trioxide / pyridine / 1 h / Ambient temperature

5: 1.) pyridine, ozone, 2.) zinc / 1.) CH₂Cl₂, -70 deg C, 2 h, 2.) acetic acid, 3 h

With pyridine; chromium(VI) oxide; potassium hydroxide; lithium aluminium tetrahydride; ozone; methanesulfonyl chloride; zinc; In tetrahydrofuran; pyridine; methanol; diethyl ether;
DOI:10.1248/cpb.29.1819

Reference yield:

: 79862-10-5
(3S,4R,4aS,6aS,6bR,12aR,12bS,14aS,14bS)-4,4a,6b,8,11,11,12b,14a-Octamethyl-1,2,3,4,4a,5,6,6a,6b,7,9,10,11,12,12a,12b,13,14,14a,14b-icosahydro-picen-3-ol

: 79872-73-4
(1R,4aS,4bS,7S,8R,8aS,10aS)-7-((S)-5,5-Dimethyl-2-oxo-cyclohexyl)-1,4b,7,8,10a-pentamethyl-8-(2-oxo-propyl)-dodecahydro-phenanthren-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: 21 mg / chromium trioxide / pyridine / 1 h / Ambient temperature

2: 1.) pyridine, ozone, 2.) zinc / 1.) CH₂Cl₂, -70 deg C, 2 h, 2.) acetic acid, 3 h

With pyridine; chromium(VI) oxide; ozone; zinc; In pyridine;
DOI:10.1248/cpb.29.1819