Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

Base Information

Chemical Name:Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside
CAS No.:178872-74-7
Molecular Formula:C₃₁H₃₀O₁₀S
Molecular Weight:594.639
Hs Code.:

Synonyms:Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

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Chemical Property of Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

Chemical Property:

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Technology Process of Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

There total 5 articles about Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-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:

: 117252-95-6
2-(trimethylsilyl)ethyl β-D-galactopyranoside

: 178872-74-7
Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) dibutyltin oxide, 2.) tetrabutylammonium bromide / 1.) MeOH, 70 deg C, 6 h, 2.) C₆H₆, reflux, 15 min

2: 82 percent / pyridine / 2 h / Ambient temperature

3: 95 percent / CF₃COOH / CH₂Cl₂ / 1 h / Ambient temperature

4: DBU / CH₂Cl₂ / 1 h / 0 °C

5: 85 percent / BF₃*OEt₂ / 1,2-dichloro-ethane / 3 h / Ambient temperature

With pyridine; boron trifluoride diethyl etherate; tetrabutylammomium bromide; di(n-butyl)tin oxide; 1,8-diazabicyclo[5.4.0]undec-7-ene; trifluoroacetic acid; In dichloromethane; 1,2-dichloro-ethane;
DOI:10.1080/07328309608005662

Reference yield:

: 98-88-4
benzoyl chloride

: 178872-74-7
Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 82 percent / pyridine / 2 h / Ambient temperature

2: 95 percent / CF₃COOH / CH₂Cl₂ / 1 h / Ambient temperature

3: DBU / CH₂Cl₂ / 1 h / 0 °C

4: 85 percent / BF₃*OEt₂ / 1,2-dichloro-ethane / 3 h / Ambient temperature

With pyridine; boron trifluoride diethyl etherate; 1,8-diazabicyclo[5.4.0]undec-7-ene; trifluoroacetic acid; In dichloromethane; 1,2-dichloro-ethane;
DOI:10.1080/07328309608005662

Reference yield:

: 178872-70-3
[(2R,3S,4S,5R,6R)-3,5-Dihydroxy-2-hydroxymethyl-6-(2-trimethylsilanyl-ethoxy)-tetrahydro-pyran-4-yloxy]-acetic acid methyl ester

: 178872-74-7
Methyl 2,4,6-tri-O-benzoyl-3-O-(methoxycarbonyl)methyl-1-thio-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 82 percent / pyridine / 2 h / Ambient temperature

2: 95 percent / CF₃COOH / CH₂Cl₂ / 1 h / Ambient temperature

3: DBU / CH₂Cl₂ / 1 h / 0 °C

4: 85 percent / BF₃*OEt₂ / 1,2-dichloro-ethane / 3 h / Ambient temperature

With pyridine; boron trifluoride diethyl etherate; 1,8-diazabicyclo[5.4.0]undec-7-ene; trifluoroacetic acid; In dichloromethane; 1,2-dichloro-ethane;
DOI:10.1080/07328309608005662