O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

Base Information

Chemical Name:O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose
CAS No.:170452-88-7
Molecular Formula:C₅₁H₅₅NO₂₄
Molecular Weight:1065.99
Hs Code.:

O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

Synonyms:O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

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Chemical Property of O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

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Technology Process of O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

There total 5 articles about O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose 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:

: 121377-26-2
2-(trimethylsilyl)ethyl 6-O-benzoyl-β-D-galactopyranoside

: 170452-88-7
O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 3 steps

1: 54 percent / 1.) 3 Aengstroem molecular sieves, 2.) N-iodosuccinimide, trifluoromethanesulfonic acid / acetonitrile / 1.) 5 h, room temperature, room temperature to -35 deg C, 2.) -35 deg C, 4 h

2: 84 percent / 4-dimethylaminopyridine / pyridine / 12 h / Ambient temperature

3: 160 mg / BF₃*OEt₂ / toluene / 3 h / Ambient temperature

With dmap; N-iodo-succinimide; trifluorormethanesulfonic acid; 3 A molecular sieve; boron trifluoride diethyl etherate; In pyridine; toluene; acetonitrile;
DOI:10.1271/bbb.59.1091

Reference yield:

: 93-97-0
benzoic acid anhydride

: 170452-88-7
O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / 4-dimethylaminopyridine / pyridine / 12 h / Ambient temperature

2: 160 mg / BF₃*OEt₂ / toluene / 3 h / Ambient temperature

With dmap; boron trifluoride diethyl etherate; In pyridine; toluene;
DOI:10.1271/bbb.59.1091

Reference yield:

: 118865-38-6
methyl (5-acetoxyacetamido-2,4,7,8,9-penta-O-acetyl-3,5-dideoxy-D-glycero-D-galacto-2-nonulopyranosyl)onate

: 170452-88-7
O-(methyl 5-acetoxyacetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-D-glycero-α-D-galacto-2-nonulopyranosylonate)-(2->3)-1-O-acetyl-2,4,6-tri-O-benzoyl-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 4 steps

1: 87 percent / BF₃*OEt₂ / CH₂Cl₂ / 3 h / Ambient temperature

2: 54 percent / 1.) 3 Aengstroem molecular sieves, 2.) N-iodosuccinimide, trifluoromethanesulfonic acid / acetonitrile / 1.) 5 h, room temperature, room temperature to -35 deg C, 2.) -35 deg C, 4 h

3: 84 percent / 4-dimethylaminopyridine / pyridine / 12 h / Ambient temperature

4: 160 mg / BF₃*OEt₂ / toluene / 3 h / Ambient temperature

With dmap; N-iodo-succinimide; trifluorormethanesulfonic acid; 3 A molecular sieve; boron trifluoride diethyl etherate; In pyridine; dichloromethane; toluene; acetonitrile;
DOI:10.1271/bbb.59.1091