methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

Base Information

Chemical Name:methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside
CAS No.:116981-19-2
Molecular Formula:C₃₈H₄₇NO₁₁
Molecular Weight:693.791
Hs Code.:

Synonyms:methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

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Chemical Property of methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

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Technology Process of methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

There total 7 articles about methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside 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: 43.0%

: 116981-18-1
methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-6-iodo-β-D-glucopyranoside

: 116981-19-2
methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

Guidance literature:: With 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride; In toluene; at 80 ℃; for 4h;
DOI:10.1016/0008-6215(88)85093-6

Reference yield:

: 87038-18-4
methyl 2-acetylamido-4,6-O-benzylidene-2-deoxy-β-D-glucopyranoside

: 116981-19-2
methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 89 percent / mercuric cyanide, CaSO₄, molecular sieves 4 A / toluene; nitromethane / 0.25 h / Ambient temperature

2: 93 percent / 80 percent acetic acid / 0.25 h / 80 °C

3: 85 percent / pyridine; CH₂Cl₂ / 2 h / Ambient temperature

4: 89 percent / KI / dimethylformamide / 6 h / 90 °C

5: 43 percent / tributyltin hydride, 2,2'-azobis(isobutyronitrile) / toluene / 4 h / 80 °C

With calcium sulfate; 2,2'-azobis(isobutyronitrile); 4 A molecular sieve; tri-n-butyl-tin hydride; mercury(II) cyanide; acetic acid; potassium iodide; In pyridine; nitromethane; dichloromethane; N,N-dimethyl-formamide; toluene;
DOI:10.1016/0008-6215(88)85093-6

Reference yield:

: 68779-52-2
1,2-O-(1-methoxyethylidene)-3,4,6-tri-O-benzyl-α-D-galactopyranose

: 116981-19-2
methyl 2-acetamido-3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,6-dideoxy-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1: 97 percent / tetraethylammonium bromide, molecular sieves 4 A, acetyl bromide / CH₂Cl₂ / 1.) 1 h; 2.) 1 h

2: 89 percent / mercuric cyanide, CaSO₄, molecular sieves 4 A / toluene; nitromethane / 0.25 h / Ambient temperature

3: 93 percent / 80 percent acetic acid / 0.25 h / 80 °C

4: 85 percent / pyridine; CH₂Cl₂ / 2 h / Ambient temperature

5: 89 percent / KI / dimethylformamide / 6 h / 90 °C

6: 43 percent / tributyltin hydride, 2,2'-azobis(isobutyronitrile) / toluene / 4 h / 80 °C

With calcium sulfate; Acetyl bromide; 2,2'-azobis(isobutyronitrile); 4 A molecular sieve; tetraethylammonium bromide; tri-n-butyl-tin hydride; mercury(II) cyanide; acetic acid; potassium iodide; In pyridine; nitromethane; dichloromethane; N,N-dimethyl-formamide; toluene;
DOI:10.1016/0008-6215(88)85093-6