2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl...

Base Information

• Chemical Name: 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl...
• CAS No.: 176250-56-9
• Molecular Formula: C₅₃H₇₆N₂O₂₈Si
• Molecular Weight: 1217.27

Synonyms:

Chemical Property of 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl...

Chemical Property:

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Technology Process of 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl...

There total 3 articles about 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl... 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:

2-(trimethylsilyl)ethyl 3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl-(1->4)-O-<2-N-(allyloxycarbonyl)-2-amino-2-deoxy-3,6-di-O-acetyl-β-D-... (176250-53-6) → 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl... (176250-56-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 89 percent / 3)4>, poly(methylhydrosiloxane) / tetrahydrofuran / 14.5 h / Ambient temperature

2: acetic acid / methanol; H₂O / 24 h / 50 °C

3: NaHCO₃ / CH₂Cl₂ / 12 h / Ambient temperature

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium hydrogencarbonate; acetic acid; poly(methylhydrosiloxane); In tetrahydrofuran; methanol; dichloromethane; water;

DOI:10.1021/jo960125f

Reference yield:

C47H72N2O27Si (176250-54-7) → 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl... (176250-56-9)

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid / methanol; H₂O / 24 h / 50 °C

2: NaHCO₃ / CH₂Cl₂ / 12 h / Ambient temperature

With sodium hydrogencarbonate; acetic acid; In methanol; dichloromethane; water;

DOI:10.1021/jo960125f

Reference yield:

benzyl chloroformate (501-53-1,94274-21-2) + C45H70N2O26Si → 2-(trimethylsilyl)ethyl [methyl (5-acetamido-3,5-dideoxy-4,7,8,9-tetra-O-acetyl-α-D-glycero-D-galacto-2-nonulopylanosylonate)]-(2->3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-O-(6-O-acetyl-2-amino-2-N-(benzyloxycarbonyl)-2-deoxy-β-D-gl... (176250-56-9)

Guidance literature:

With sodium hydrogencarbonate; In dichloromethane; for 12h; Yield given; Ambient temperature;

DOI:10.1021/jo960125f

upstream raw materials:

benzyl chloroformate

2-(trimethylsilyl)ethyl 3)-O-(2,4,6-tri-O-acetyl-β-D-galactopyranosyl-(1->4)-O-<2-N-(allyloxycarbonyl)-2-amino-2-deoxy-3,6-di-O-acetyl-β-D-...

C₄₇H₇₂N₂O₂₇Si

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