6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

Base Information

Chemical Name:6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate
CAS No.:1609983-88-1
Molecular Formula:C₇₂H₈₁NO₁₃
Molecular Weight:1168.43
Hs Code.:

Synonyms:6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

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Chemical Property of 6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

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Technology Process of 6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

There total 5 articles about 6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate 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: 82.0%

: 508-02-1
Oleanolic acid

: 1609983-85-8
6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-α-D-galactopyranosyl bromide

: 1609983-88-1
6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

Guidance literature:: With tetrabutylammomium bromide; potassium carbonate; In dichloromethane; water; for 6h; Reflux;
DOI:10.1016/j.ejmech.2014.03.080

Reference yield:

: 100740-76-9
1,2,3,4-tetra-O-benzoyl-β-D-galactopyranose

: 1609983-88-1
6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

Guidance literature:: Multi-step reaction with 5 steps

1.1: p-toluenesulfonyl chloride; pyridine; dmap / 20 h / 20 °C

1.2: 24 h / 60 °C

2.1: trimethylphosphane / tetrahydrofuran / 120 h / 20 °C

3.1: potassium carbonate / tetrahydrofuran / 5 h / 60 °C

4.1: acetic acid; hydrogen bromide / dichloromethane / 6 h / 20 °C

5.1: potassium carbonate; tetrabutylammomium bromide / dichloromethane; water / 6 h / Reflux

With pyridine; dmap; tetrabutylammomium bromide; hydrogen bromide; potassium carbonate; acetic acid; p-toluenesulfonyl chloride; trimethylphosphane; In tetrahydrofuran; dichloromethane; water;
DOI:10.1016/j.ejmech.2014.03.080

Reference yield:

: 1609983-73-4
6-phthalimido-1,2,3,4-tetra-O-benzoyl-6-deoxy-β-D-galactopyranose

: 1609983-88-1
6-(2'-O-benzyl-phthalimido)-2,3,4-tri-O-benzoyl-6-deoxy-β-D-galactopyranosyl oleanate

Guidance literature:: Multi-step reaction with 3 steps

1: potassium carbonate / tetrahydrofuran / 5 h / 60 °C

2: acetic acid; hydrogen bromide / dichloromethane / 6 h / 20 °C

3: potassium carbonate; tetrabutylammomium bromide / dichloromethane; water / 6 h / Reflux

With tetrabutylammomium bromide; hydrogen bromide; potassium carbonate; acetic acid; In tetrahydrofuran; dichloromethane; water;
DOI:10.1016/j.ejmech.2014.03.080