4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

Base Information

• Chemical Name: 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside
• CAS No.: 681152-33-0
• Molecular Formula: C₅₆H₅₀O₁₈
• Molecular Weight: 1011

Synonyms:4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

Chemical Property of 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

Chemical Property:

Purity/Quality:

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Technology Process of 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

There total 7 articles about 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside 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: 79.0%

4-methoxyphenyl 2,6-di-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside (681152-32-9) → 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside (681152-33-0)

Guidance literature:

With acetyl chloride; In methanol; dichloromethane; at 20 ℃; for 48h;

DOI:10.1016/j.crma.2004.09.021

Reference yield:

4-methoxy-phenol (150-76-5) → 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside (681152-33-0)

Guidance literature:

Multi-step reaction with 4 steps

1: 84 percent / TMSOTf / CH₂Cl₂ / 1 h / -20 - 20 °C

2: 87 percent / CH₃COCl / methanol; CH₂Cl₂ / 48 h / 20 °C

3: 81 percent / TMSOTf / CH₂Cl₂ / 2 h / -20 - 20 °C

4: 79 percent / CH₃COCl / methanol; CH₂Cl₂ / 48 h / 20 °C

With trimethylsilyl trifluoromethanesulfonate; acetyl chloride; In methanol; dichloromethane;

DOI:10.1016/j.crma.2004.09.021

Reference yield:

4-methoxyphenyl 2,3,4-tri-O-benzoyl-β-D-galactopyranoside (634603-11-5) → 4-methoxyphenyl 2-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside (681152-33-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 81 percent / TMSOTf / CH₂Cl₂ / 2 h / -20 - 20 °C

2: 79 percent / CH₃COCl / methanol; CH₂Cl₂ / 48 h / 20 °C

With trimethylsilyl trifluoromethanesulfonate; acetyl chloride; In methanol; dichloromethane;

DOI:10.1016/j.crma.2004.09.021

upstream raw materials:

4-methoxyphenyl 2,6-di-O-acetyl-3,4-di-O-benzoyl-β-D-galactopyranosyl-(1->6)-2,3,4-tri-O-benzoyl-β-D-galactopyranoside

4-methoxy-phenol

C₂₆H₂₆O₁₁

2,6-di-O-acetyl-3,4-di-O-benzoyl-α-D-galactopyranosyl trichloroacetimidate

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