methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside

Base Information

• Chemical Name: methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside
• CAS No.: 204918-66-1
• Molecular Formula: C₄₈H₅₀O₁₂Si
• Molecular Weight: 847.003
• Mol file: 204918-66-1.mol

Synonyms:methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside

Chemical Property of methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside

There total 16 articles about methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside 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: 78.0%

tert-butylchlorodiphenylsilane (58479-61-1) + methyl 5-O-(2-O-benzoyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside (204918-65-0) → methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside (204918-66-1)

Guidance literature:

With pyridine; at 0 ℃;

DOI:10.1016/S0960-894X(98)00049-3

Reference yield:

methyl 2,3-di-O-benzoyl-α-D-arabinofuranoside (204918-51-4) → methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside (204918-66-1)

Guidance literature:

Multi-step reaction with 3 steps

1: 77 percent / N-iodosuccinimide; AgOSO₂CF₃ / CH₂Cl₂ / 0.08 h / 0 °C

2: 71 percent / n-Bu₄NF / tetrahydrofuran / 2 h / 20 °C

3: 78 percent / pyridine; DMAP / 2 h / 0 °C

With pyridine; dmap; N-iodo-succinimide; tetrabutyl ammonium fluoride; silver trifluoromethanesulfonate; In tetrahydrofuran; dichloromethane; 1: glycosylation / 2: desilylation / 3: silylation;

DOI:10.1021/ja993543l

Reference yield:

(2R,3S,4S,5S)-2-(tert-Butyl-diphenyl-silanyloxymethyl)-5-methoxy-tetrahydro-furan-3,4-diol → methyl 5-O-(2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside (204918-66-1)

Guidance literature:

Multi-step reaction with 5 steps

1: 418 mg / pyridine / 0 - 20 °C

2: 89 percent / tetra-n-butylammonium fluoride / tetrahydrofuran / 0 - 20 °C

3: 77 percent / N-iodosuccinimide; AgOSO₂CF₃ / CH₂Cl₂ / 0.08 h / 0 °C

4: 71 percent / n-Bu₄NF / tetrahydrofuran / 2 h / 20 °C

5: 78 percent / pyridine; DMAP / 2 h / 0 °C

With pyridine; dmap; N-iodo-succinimide; tetrabutyl ammonium fluoride; silver trifluoromethanesulfonate; In tetrahydrofuran; dichloromethane; 1: Substitution / 2: desilylation / 3: glycosylation / 4: desilylation / 5: silylation;

DOI:10.1021/ja993543l

upstream raw materials:

tert-butylchlorodiphenylsilane

methyl 5-O-(2-O-benzoyl-α-D-arabinofuranosyl)-2,3-di-O-benzoyl-α-D-arabinofuranoside

benzoyl chloride

methyl 2,3-di-O-benzoyl-α-D-arabinofuranoside

Downstream raw materials:

methyl 5-O-[3-O-(2,3,5-tri-O-acetyl-α-D-arabinofuranosyl)-2-O-benzoyl-5-O-tert-butyldiphenylsilyl-α-D-arabinofuranosyl]-2,3-di-O-benzoyl-α-D-arabinofuranoside