methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

Base Information

Chemical Name:methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside
CAS No.:866890-28-0
Molecular Formula:C₃₁H₃₅N₃O₁₂
Molecular Weight:641.632
Hs Code.:

Synonyms:methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

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Technology Process of methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

There total 10 articles about methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-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: 59.0%

: Acetic acid (2S,4aR,6R,7R,8S,8aS)-8-acetoxy-6-[(2S,4aR,7R,8R,8aR)-7-azido-2-phenyl-6-(2,2,2-trichloro-acetimidoyloxy)-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester

: 67-56-1
methanol

: 866890-28-0
methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

Guidance literature:: With tin(II) trifluoromethanesulfonate; In acetonitrile; at -18 ℃; for 2h;
DOI:10.1080/07328300500176312

Reference yield:

: 866890-15-5
Acetic acid (2S,4aR,7R,8S,8aS)-7-acetoxy-2-phenyl-6-(2,2,2-trichloro-acetimidoyloxy)-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yl ester

: 866890-28-0
methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 89 percent / trimethylsilyl trifluoromethanesulfonate / CH₂Cl₂ / 1 h / 0 °C

2: 71 percent / hydrogen fluoride-pyridine complex; pyridine

3: 95 percent / 1,8-diazabicyclo[5.4.0]undec-7-ene / CH₂Cl₂

4: 59 percent / tin(II) trifluoromethanesulfonate / acetonitrile / 2 h / -18 °C

With pyridine; tin(II) trifluoromethanesulfonate; trimethylsilyl trifluoromethanesulfonate; pyridine hydrogenfluoride; 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; acetonitrile;
DOI:10.1080/07328300500176312

Reference yield:

: 866890-16-6
thexyldimethylsilyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

: 866890-28-0
methyl (2,3-di-O-acetyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->3)-2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 71 percent / hydrogen fluoride-pyridine complex; pyridine

2: 95 percent / 1,8-diazabicyclo[5.4.0]undec-7-ene / CH₂Cl₂

3: 59 percent / tin(II) trifluoromethanesulfonate / acetonitrile / 2 h / -18 °C

With pyridine; tin(II) trifluoromethanesulfonate; pyridine hydrogenfluoride; 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; acetonitrile;
DOI:10.1080/07328300500176312