methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

Base Information

• Chemical Name: methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside
• CAS No.: 1025070-94-3
• Molecular Formula: C₃₉H₄₈O₁₀
• Molecular Weight: 676.804

Synonyms:methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

Chemical Property of methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

Chemical Property:

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Technology Process of methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

There total 1 articles about methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside 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: 99.0%

methyl 3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside (1025070-93-2) + acetic anhydride (108-24-7) → methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside (1025070-94-3)

Guidance literature:

With pyridine;

DOI:10.1016/j.tetlet.2008.02.090

Reference yield: 83.0%

methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside (1025070-94-3) + benzoyl chloride (98-88-4) → methyl 3-O-allyl-2-O-benzoyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside (1025070-95-4)

Guidance literature:

With pyridine; at 20 ℃;

DOI:10.1002/ejoc.200800696

Reference yield: 74.0%

methyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside (1025070-94-3) + acetic anhydride (108-24-7) → acetyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside (1025071-07-1) + acetyl 3-O-allyl-2-O-acetyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-5-O-acetyl-2-O-benzyl-β-D-rhamnofuranoside + acetyl 3-O-allyl-2-O-acetyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-5-O-acetyl-2-O-benzyl-α-D-rhamnofuranoside (1106838-95-2)

Guidance literature:

With zinc(II) chloride; In acetic acid; at 5 ℃; optical yield given as %de;

DOI:10.1002/ejoc.200800696

upstream raw materials:

methyl 3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

acetic anhydride

Downstream raw materials:

acetyl 2-O-acetyl-3-O-allyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

acetyl 3-O-allyl-2-O-acetyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-5-O-acetyl-2-O-benzyl-α-D-rhamnofuranoside

methyl 3-O-allyl-2-O-benzoyl-4-O-benzyl-α-D-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-D-rhamnopyranoside

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