(2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone

Base Information

• Chemical Name: (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone
• CAS No.: 144396-33-8
• Molecular Formula: C₅₇H₇₆O₅Si₂
• Molecular Weight: 897.398

Synonyms:(2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone

Chemical Property of (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone

Chemical Property:

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Technology Process of (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone

There total 4 articles about (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone 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: 100.0%

1-{(2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-1-hydroxy-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexyl}-propan-2-one (144396-32-7,144490-21-1) → (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone (144396-33-8)

Guidance literature:

With lithium diisopropyl amide; In tetrahydrofuran;

DOI:10.1016/S0040-4039(00)61222-4

Reference yield: 36.0%

1-((S)-2-{(1R,3aS,7aR)-4-[2-[(8R,10S)-8,10-Bis-(tert-butyl-diphenyl-silanyloxy)-3-methyl-1-oxa-2-aza-spiro[4.5]dec-2-en-(6E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propoxy)-2-methyl-propan-2-ol (144396-31-6,144490-20-0) → (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone (144396-33-8) + 1-{(2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-1-hydroxy-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexyl}-propan-2-one (144396-32-7,144490-21-1)

Guidance literature:

With hexacarbonyl molybdenum; water; In acetonitrile;

DOI:10.1016/S0040-4039(00)61222-4

Reference yield:

1-((S)-2-{(1R,3aS,7aR)-4-[2-[(3S,5R)-3,5-Bis-(tert-butyl-diphenyl-silanyloxy)-2-methylene-cyclohex-(E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propoxy)-2-methyl-propan-2-ol (144396-30-5) → (2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexanone (144396-33-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 77 percent / PhNCO / toluene

2: 50 percent / Mo(CO)6, H₂O / acetonitrile

With hexacarbonyl molybdenum; water; phenyl isocyanate; In toluene; acetonitrile;

DOI:10.1016/S0040-4039(00)61222-4

upstream raw materials:

1-{(2S,4R)-2,4-Bis-(tert-butyl-diphenyl-silanyloxy)-1-hydroxy-6-[2-[(1R,3aS,7aR)-1-[(S)-2-(2-hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-eth-(E)-ylidene]-cyclohexyl}-propan-2-one

1-((S)-2-{(1R,3aS,7aR)-4-[2-[(8R,10S)-8,10-Bis-(tert-butyl-diphenyl-silanyloxy)-3-methyl-1-oxa-2-aza-spiro[4.5]dec-2-en-(6E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propoxy)-2-methyl-propan-2-ol

1-((S)-2-{(1R,3aS,7aR)-4-[2-[(3S,5R)-3,5-Bis-(tert-butyl-diphenyl-silanyloxy)-2-methylene-cyclohex-(E)-ylidene]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propoxy)-2-methyl-propan-2-ol

Downstream raw materials:

(1R,3S)-5-{2-[(1R,3aS,7aR)-1-[(S)-2-(2-Hydroxy-2-methyl-propoxy)-1-methyl-ethyl]-7a-methyl-octahydro-inden-(4E)-ylidene]-ethyl}-cyclohex-4-ene-1,3-diol

1-((S)-2-{(1R,3aS,7aR)-4-[2-[(3S,5R)-3,5-Bis-(tert-butyl-diphenyl-silanyloxy)-cyclohex-1-enyl]-eth-(E)-ylidene]-7a-methyl-octahydro-inden-1-yl}-propoxy)-2-methyl-propan-2-ol

C₆₄H₈₄N₂O₆SSi₂

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