benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside

Base Information

Chemical Name:benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside
CAS No.:161955-14-2
Molecular Formula:C₂₅H₃₂F₆O₁₂S₂
Molecular Weight:702.644
Hs Code.:

Synonyms:benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-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 benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside

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Technology Process of benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside

There total 6 articles about benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-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: 98.0%

: 358-23-6
trifluoromethylsulfonic anhydride

: 161955-13-1
benzyl 3,6-di-O-pivaloyl-β-D-galactopyranoside

: 161955-14-2
benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside

Guidance literature:: With pyridine; In dichloromethane; at 0 - 20 ℃;
DOI:10.1246/cl.1995.39

Reference yield:

: 4304-12-5,14897-46-2,15548-45-5,25320-99-4,34246-23-6,47000-20-4,53448-50-3,86196-36-3,133908-86-8
benzyl β-D-galactopyranoside

: 161955-14-2
benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1.1: bis(tributyltin) oxide / toluene / 3 h / Heating

1.2: 86 percent / toluene / 24 h / 0 - 20 °C

2.1: 98 percent / pyridine / CH₂Cl₂ / -19 - 20 °C

With pyridine; bis(tri-n-butyltin)oxide; In dichloromethane; toluene; 1.1: Condensation / 1.2: Acylation / 2.1: sulfonylation;
DOI:10.1246/bcsj.70.885

Reference yield:

: 10343-13-2,30657-70-6,31281-76-2,53729-76-3,142696-63-7,83113-54-6
benzyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranoside

: 161955-14-2
benzyl 3,6-di-O-pivaloyl-2,4-bis(O-trifluoromethylsulfonyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1.1: 100 percent / NaOMe; methanol / pH 9

2.1: bis(tributyltin) oxide / toluene / 3 h / Heating

2.2: 86 percent / toluene / 24 h / 0 - 20 °C

3.1: 98 percent / pyridine / CH₂Cl₂ / -19 - 20 °C

With pyridine; methanol; sodium methylate; bis(tri-n-butyltin)oxide; In dichloromethane; toluene; 1.1: Deacetylation / 2.1: Condensation / 2.2: Acylation / 3.1: sulfonylation;
DOI:10.1246/bcsj.70.885