2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

Base Information

Chemical Name:2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside
CAS No.:207910-43-8
Molecular Formula:C₄₀H₅₇NO₂₀Si
Molecular Weight:899.973
Hs Code.:

2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

Synonyms:2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

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Chemical Property of 2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

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Technology Process of 2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

There total 2 articles about 2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-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: 72.0%

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

: 207910-42-7
Methyl [methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-2-thio-D-glycero-α,β-D-galacto-non-2-ulopyranosid]onate

: 207910-43-8
2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

Guidance literature:: With N-iodo-succinimide; trifluorormethanesulfonic acid; 3 A molecular sieve; In acetonitrile; at -40 ℃;
DOI:10.1016/S0040-4039(98)00359-1

Reference yield:

: 144240-36-8
methyl (methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-2-thio-D-glycero-D-galacto-2-nonulopyranosid)onate

: 207910-43-8
2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 99 percent / p-toluenesulphonic acid / 16 h / 65 °C

2: 72 percent / NIS, TfOH, 3 Angstroem molecular sieves / acetonitrile / -40 °C

With N-iodo-succinimide; trifluorormethanesulfonic acid; 3 A molecular sieve; toluene-4-sulfonic acid; In acetonitrile;
DOI:10.1016/S0040-4039(98)00359-1

Reference yield:

: 207910-43-8
2-(Trimethylsilyl)ethyl 6-O-benzoyl-3-O-[methyl 4,7,8,9-tetra-O-acetyl-5-(N-acetylacetamido)-3,5-dideoxy-D-glycero-α-D-galacto-non-2-ulopyranosylonate]-β-D-galactopyranoside

: (2S,4S,5R,6R)-4-Acetoxy-5-diacetylamino-2-((2S,3R,4S,5S,6R)-2,3,5-triacetoxy-6-benzoyloxymethyl-tetrahydro-pyran-4-yloxy)-6-((1S,2R)-1,2,3-triacetoxy-propyl)-tetrahydro-pyran-2-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: pyridine

2: BF₃*Et₂O / CH₂Cl₂

With pyridine; boron trifluoride diethyl etherate; In dichloromethane;
DOI:10.1016/S0040-4039(98)00359-1