Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

Base Information

Chemical Name:Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester
CAS No.:190379-06-7
Molecular Formula:C₂₂H₂₅F₃O₇S
Molecular Weight:490.498
Hs Code.:

Synonyms:Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

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Chemical Property of Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

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Technology Process of Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

There total 5 articles about Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester 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: 80.0%

: 358-23-6
trifluoromethylsulfonic anhydride

: 6988-42-7
methyl 2,3-di-O-benzyl-6-deoxy-β-D-galactopyranoside

: 190379-06-7
Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

Guidance literature:: With pyridine; In dichloromethane; at -60 ℃;
DOI:10.1071/C96152

Reference yield:

: 151807-96-4
methyl 2,3-di-O-benzyl-6-O-deoxy-6-iodo-β-D-glucopyranoside

: 190379-06-7
Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 97 percent / LiAlH₄ / tetrahydrofuran / 2 h / Heating

2: 1.8 g / dimethyl sulfoxide, oxalyl chloride / CH₂Cl₂ / 0.33 h / -65 °C

3: 80 percent / lithium tri-t-butoxyaluminohydride / diethyl ether / 0.33 h / 0 °C

4: 80 percent / pyridine / CH₂Cl₂ / -60 °C

With pyridine; lithium aluminium tetrahydride; oxalyl dichloride; lithium tri(t-butoxy)aluminum hydride; dimethyl sulfoxide; In tetrahydrofuran; diethyl ether; dichloromethane;
DOI:10.1071/C96152

Reference yield:

: 785806-47-5
(2R,4R,5R,6R)-4,5-Bis-benzyloxy-6-methoxy-2-methyl-dihydro-pyran-3-one

: 190379-06-7
Trifluoro-methanesulfonic acid (2R,3S,4R,5R,6R)-4,5-bis-benzyloxy-6-methoxy-2-methyl-tetrahydro-pyran-3-yl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 80 percent / lithium tri-t-butoxyaluminohydride / diethyl ether / 0.33 h / 0 °C

2: 80 percent / pyridine / CH₂Cl₂ / -60 °C

With pyridine; lithium tri(t-butoxy)aluminum hydride; In diethyl ether; dichloromethane;
DOI:10.1071/C96152