(4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one

Base Information

• Chemical Name: (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one
• CAS No.: 171525-94-3
• Molecular Formula: C₄₃H₅₈O₄Si
• Molecular Weight: 667.017

Synonyms:

Chemical Property of (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one

There total 1 articles about (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-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:

2-methylallyltributyltin (67883-62-9) + (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-4,12a-dimethyl-14-oxo-4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14-hexadecahydro-2-oxa-indeno[1,7a-a]phenanthrene-3-carbaldehyde (171525-83-0) → (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((R)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one (171525-84-1) + (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one (171525-94-3)

Guidance literature:

With boron trifluoride diethyl etherate; In dichloromethane; at -78 ℃; for 0.25h; Yield given. Yields of byproduct given;

DOI:10.1016/0040-4039(95)01805-R

Reference yield:

chloroacetic acid (79-11-8) + (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one (171525-94-3) → Chloro-acetic acid (R)-1-[(4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-butyl-diphenyl-silanyloxy)-4,12a-dimethyl-14-oxo-4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14-hexadecahydro-2-oxa-indeno[1,7a-a]phenanthren-3-yl]-3-methyl-but-3-enyl ester

Guidance literature:

With triphenylphosphine; diethylazodicarboxylate; In toluene; at 25 ℃; for 0.25h;

DOI:10.1016/0040-4039(95)01805-R

Reference yield:

(4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one (171525-94-3) → (4aS,6aS,6bR,8aS,10S,12aS,12bS,14aS)-3-((R)-1-Benzyloxy-3-methyl-but-3-enyl)-10-(tert-butyl-diphenyl-silanyloxy)-4,12a-dimethyl-4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14-hexadecahydro-2-oxa-indeno[1,7a-a]phenanthren-14-ol

Guidance literature:

Multi-step reaction with 4 steps

1: PPh₃, DEAD / toluene / 0.25 h / 25 °C

2: NaHCO₃, thiourea / ethanol / 1.5 h / 80 °C

3: 90 percent / NaH, TBAI / dimethylformamide / 6 h / 25 °C

4: LAH / diethyl ether / 0.17 h / 25 °C

With lithium aluminium tetrahydride; tetra-(n-butyl)ammonium iodide; sodium hydride; sodium hydrogencarbonate; thiourea; triphenylphosphine; diethylazodicarboxylate; In diethyl ether; ethanol; N,N-dimethyl-formamide; toluene;

DOI:10.1016/0040-4039(95)01805-R

upstream raw materials:

2-methylallyltributyltin

(4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-4,12a-dimethyl-14-oxo-4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14-hexadecahydro-2-oxa-indeno[1,7a-a]phenanthrene-3-carbaldehyde

Downstream raw materials:

(4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-3-((R)-1-Benzyloxy-3-methyl-but-3-enyl)-10-(tert-butyl-diphenyl-silanyloxy)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one

C₅₀H₆₈O₅Si

C₅₀H₆₈O₅Si

C₅₀H₆₈O₅Si

Post a RFQ

Cas No.:

Product Name:

Quantity:

Please select Metric Ton KG G Pound L ML

Email:

Company name:

Valid Period:

Detailed Requirements:

• Sample
• MOQ
• GMP
• FDA
• Price
  FOB CIF CFR EXW
• Urgent purchase

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

Remove

Submit

1

What can I do for you?
Get Best Price

Get Best Price for 171525-94-3 (4aR,6aS,6bR,8aS,10S,12aS,12bS,14aS)-10-(tert-Butyl-diphenyl-silanyloxy)-3-((S)-1-hydroxy-3-methyl-but-3-enyl)-4,12a-dimethyl-5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-tetradecahydro-4aH-2-oxa-indeno[1,7a-a]phenanthren-14-one

Send

Send

Metric Ton KG G Pound L ML

Send

Send