3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester

Base Information

• Chemical Name: 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester
• CAS No.: 1173891-81-0
• Molecular Formula: C₇₆H₈₄O₁₀
• Molecular Weight: 1157.5
• Mol file: 1173891-81-0.mol

Synonyms:3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester

Chemical Property of 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester

There total 1 articles about 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl 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: 92.0%

2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyltrichloroacetimidate (161007-95-0) + oleanolic acid trityl ester (257614-49-6) → 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester (1173891-81-0)

Guidance literature:

With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at -35 ℃; for 0.5h; Inert atmosphere;

DOI:10.1016/j.carres.2009.04.005

Reference yield: 93.0%

3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester (1173891-81-0) + 2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyltrichloroacetimidate (161007-95-0) → 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl] ester (1173891-83-2)

Guidance literature:

3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester; With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 0 ℃; for 1h; Inert atmosphere;

2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyltrichloroacetimidate; In dichloromethane; at -35 ℃; for 0.5h; Inert atmosphere;

DOI:10.1016/j.carres.2009.04.005

Reference yield: 90.0%

2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->4)-2,3-di-O-acetyl-6-O-benzoyl-β-D-glucopyranosyl-(1->6)-2,3,4-tri-O-acetyl-α-D-glucopyranosyl trichloroacetimidate (1004771-46-3) + 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester (1173891-81-0) → 3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->4)-2,3-di-O-acetyl-6-O-benzoyl-β-D-glucopyranosyl-(1->6)-2,3,4-tri-O-acetyl-β-D-glucopyranosyl] ester (1173891-82-1)

Guidance literature:

3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-trityl ester; With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 0 ℃; for 1h; Inert atmosphere;

2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->4)-2,3-di-O-acetyl-6-O-benzoyl-β-D-glucopyranosyl-(1->6)-2,3,4-tri-O-acetyl-α-D-glucopyranosyl trichloroacetimidate; In dichloromethane; at -35 ℃; for 0.5h; Inert atmosphere;

DOI:10.1016/j.carres.2009.04.005

upstream raw materials:

2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyltrichloroacetimidate

oleanolic acid trityl ester

Downstream raw materials:

3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->4)-2,3-di-O-acetyl-6-O-benzoyl-β-D-glucopyranosyl-(1->6)-2,3,4-tri-O-acetyl-β-D-glucopyranosyl] ester

3-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl]oleanolic acid 28-O-[2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl] ester