4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

Base Information

Chemical Name:4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]
CAS No.:1412888-48-2
Molecular Formula:C₇₀H₆₂O₁₈
Molecular Weight:1191.25
Hs Code.:

Synonyms:4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

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Chemical Property of 4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

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Technology Process of 4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

There total 9 articles about 4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-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: 87.0%

: 1412888-46-0
4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-(2,3-O-isopropylidene)-α-L-rhamnopyranoside

: 149707-75-5,149707-76-6,138479-78-4
2,3,4,6-tetra-O-benzoyl-1-O-trichloroacetimidoyl-α-D-galactopyranose

: 1412888-48-2
4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

Guidance literature:: With H₂SO₄-silica; In dichloromethane; at 20 ℃; Molecular sieve;
DOI:10.1002/ardp.201200125

Reference yield:

: 108-73-6
3,5-dihydroxyphenol

: 1412888-48-2
4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

Guidance literature:: Multi-step reaction with 9 steps

1.1: pyridine

2.1: sodium hydride; water / N,N-dimethyl-formamide / 0 °C

3.1: potassium carbonate / N,N-dimethyl-formamide / -20 °C

4.1: trifluoroacetic anhydride / dichloromethane / 0.17 h / 0 °C

4.2: 20 °C

5.1: sodium methylate / methanol; dichloromethane / 0.5 h

6.1: potassium carbonate; tetrabutylammomium bromide / chloroform; water / 1 h / 50 °C

6.2: 24 h / 50 °C

7.1: sodium methylate / methanol; dichloromethane / 0.5 h

8.1: H₂SO₄-silica / acetone / 0 - 20 °C

9.1: H₂SO₄-silica / dichloromethane / 20 °C / Molecular sieve

With pyridine; tetrabutylammomium bromide; water; sodium methylate; sodium hydride; potassium carbonate; trifluoroacetic anhydride; In methanol; dichloromethane; chloroform; water; N,N-dimethyl-formamide; acetone;
DOI:10.1002/ardp.201200125

Reference yield:

: 116345-96-1
5-hydroxy-1,3-phenylene diacetate

: 1412888-48-2
4'-O-benzyl-6-hydroxy-4-O-benzyl-benzophenone 2-O-[2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl-(1→4)-2,3-O-isopropylidene-α-L-rhamnopyranoside]

Guidance literature:: Multi-step reaction with 7 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / -20 °C

2.1: trifluoroacetic anhydride / dichloromethane / 0.17 h / 0 °C

2.2: 20 °C

3.1: sodium methylate / methanol; dichloromethane / 0.5 h

4.1: potassium carbonate; tetrabutylammomium bromide / chloroform; water / 1 h / 50 °C

4.2: 24 h / 50 °C

5.1: sodium methylate / methanol; dichloromethane / 0.5 h

6.1: H₂SO₄-silica / acetone / 0 - 20 °C

7.1: H₂SO₄-silica / dichloromethane / 20 °C / Molecular sieve

With tetrabutylammomium bromide; sodium methylate; potassium carbonate; trifluoroacetic anhydride; In methanol; dichloromethane; chloroform; water; N,N-dimethyl-formamide; acetone;
DOI:10.1002/ardp.201200125