[(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester

Base Information

• Chemical Name: [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester
• CAS No.: 321667-21-4
• Molecular Formula: C₃₇H₅₄O₆Si
• Molecular Weight: 622.918

Synonyms:[(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester

Chemical Property of [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester

There total 1 articles about [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl 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: 96.0%

trimethoxonium tetrafluoroborate (420-37-1) + [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-hydroxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester (321667-19-0) → [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester (321667-21-4)

Guidance literature:

With Proton Sponge; 4 A molecular sieve; In dichloromethane; for 0.833333h;

DOI:10.1021/ja003593m

Reference yield: 93.0%

[(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester (321667-21-4) → ((2R,4R,6R)-4-(tert-Butyl-diphenyl-silanyloxy)-6-{(S)-2-methoxy-3-[(2R,3S,6S)-3-methyl-6-(2-oxo-ethyl)-tetrahydro-pyran-2-yl]-propyl}-tetrahydro-pyran-2-yl)-acetic acid methyl ester (321667-23-6)

Guidance literature:

[(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester; With ozone; In dichloromethane; at -78 ℃;

With triphenylphosphine; In dichloromethane; at 20 ℃; for 16h; Further stages.;

DOI:10.1021/ja003593m

Reference yield:

[(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester (321667-21-4) → ((2R,4R,6R)-4-(tert-Butyl-diphenyl-silanyloxy)-6-{(S)-3-[(2R,3S,6S)-6-((E)-(S)-2-hydroxy-6-methyl-hept-3-enyl)-3-methyl-tetrahydro-pyran-2-yl]-2-methoxy-propyl}-tetrahydro-pyran-2-yl)-acetic acid methyl ester

Guidance literature:

Multi-step reaction with 2 steps

1.1: O₃ / CH₂Cl₂ / -78 °C

1.2: 93 percent / PPh₃ / CH₂Cl₂ / 16 h / 20 °C

2.1: BH₃*SMe₂; cyclohexene / hexane / 1 h / 20 °C

2.2: Et₂Zn; Ti(O-i-Pr)4; N,N-dibutylaminoethanol / hexane; toluene / 0.5 h / 50 °C

2.3: hexane; toluene / 20 h / -20 °C

With dimethylsulfide borane complex; ozone; cyclohexene; In hexane; dichloromethane;

DOI:10.1021/ja003593m

upstream raw materials:

trimethoxonium tetrafluoroborate

[(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-hydroxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester

Downstream raw materials:

((2R,4R,6R)-4-(tert-Butyl-diphenyl-silanyloxy)-6-{(S)-2-methoxy-3-[(2R,3S,6S)-3-methyl-6-(2-oxo-ethyl)-tetrahydro-pyran-2-yl]-propyl}-tetrahydro-pyran-2-yl)-acetic acid methyl ester

(1R,3S,5R,7R,9R,13R,15S,18S)-7-(tert-butyldiphenylsilanyloxy)-3-methoxy-18-methyl-13-((E)-4-methylpent-1-enyl)-12,19,20-trioxatricyclo[13.3.1.1^5,9]icosan-11-one

((2R,4R,6R)-4-(tert-Butyl-diphenyl-silanyloxy)-6-{(S)-3-[(2R,3S,6S)-6-((E)-(R)-2-hydroxy-6-methyl-hept-3-enyl)-3-methyl-tetrahydro-pyran-2-yl]-2-methoxy-propyl}-tetrahydro-pyran-2-yl)-acetic acid methyl ester

[(2R,4R,6R)-6-((S)-3-[(2R,3R,6S)-6-((R)-(E)-2-hydroxy-6-methylhept-3-enyl)-3-methoxytetrahydropyran-2-yl]-2-methylpropyl)-4-(tert-butyldiphenylsilanyloxy)-tetrahydropyran-2-yl]acetic acid

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 321667-21-4 [(2R,4R,6R)-6-[(S)-3-((2R,3S,6S)-6-Allyl-3-methyl-tetrahydro-pyran-2-yl)-2-methoxy-propyl]-4-(tert-butyl-diphenyl-silanyloxy)-tetrahydro-pyran-2-yl]-acetic acid methyl ester

Send

Send

Metric Ton KG G Pound L ML

Send

Send