(2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate

Base Information

• Chemical Name: (2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate
• CAS No.: 1447700-84-6
• Molecular Formula: C₂₇H₂₈O₆S
• Molecular Weight: 480.582

Synonyms:(2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate

Chemical Property of (2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate

Chemical Property:

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Technology Process of (2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate

There total 2 articles about (2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate 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: 85.0%

Benzoic acid (4aR,6S,7R,8S,8aR)-8-hydroxy-2-phenyl-6-p-tolylsulfanyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester (873298-71-6) → (2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate (1447700-84-6)

Guidance literature:

With triethylsilane; trifluorormethanesulfonic acid; In dichloromethane; at -78 ℃; for 1h; Molecular sieve;

Reference yield: 85.0%

p-methylphenyl 2-O-benzoyl-4,6-O-benzylidene-1-thio-β-D-galactopyranoside (220645-55-6) → (2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate (1447700-84-6)

Guidance literature:

With triethylsilane; trifluorormethanesulfonic acid; In dichloromethane; at -78 ℃; for 1h; Molecular sieve;

DOI:10.1021/ja403609x

Reference yield: 87.0%

(2S,3R,4S,5R,6R)-6-((benzyloxy)methyl)-4,5-dihydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-3-yl benzoate (1447700-84-6) + (3aR,4R,6S,7aS)-methyl 4-((4S,5R)-5-(benzyloxymethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-6-(dibutoxyphosphoryloxy)-2-oxohexahydro-2H-pyrano[3,4-d]oxazole-6-carboxylate → (3aR,4R,6S,7aS)-methyl 6-((2S,3R,4S,5S,6R)-3-(benzoyloxy)-6-(benzyloxymethyl)-5-hydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-4-yloxy)-4-((4S,5R)-5-(benzyloxymethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-2-oxohexahydro-2H-pyrano[3,4-d]oxazole-6-carboxylate

Guidance literature:

With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at -78 ℃; for 2h; Molecular sieve; Inert atmosphere;

upstream raw materials:

p-methylphenyl 2-O-benzoyl-4,6-O-benzylidene-1-thio-β-D-galactopyranoside

Benzoic acid (4aR,6S,7R,8S,8aR)-8-hydroxy-2-phenyl-6-p-tolylsulfanyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl ester

Downstream raw materials:

(1S,2R)-1-((3aR,4R,6S,7aS)-3-acetyl-6-((2S,3R,4S,5S,6R)-3-(benzoyloxy)-6-(benzyloxymethyl)-5-hydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-4-yloxy)-6-(methoxycarbonyl)-2-oxohexahydro-2H-pyrano[3,4-d]oxazol-4-yl)propane-1,2,3-triyl triacetate

(1S,2R)-1-((3aR,4R,6S,7aS)-6-((2S,3R,4S,5S,6R)-3-(benzoyloxy)-6-(benzyloxymethyl)-5-hydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-4-yloxy)-6-(methoxycarbonyl)-2-oxohexahydro-2H-pyrano[3,4-d]oxazol-4-yl)-3-(benzyloxy)propane-1,2-diyl diacetate

methyl (3aR,4R,6S,7aS)-3-acetyl-6-((2S,3R,4S,5S,6R)-3-(benzoyloxy)-6-(benzyloxymethyl)-5-hydroxy-2-(p-tolylthio)tetrahydro-2H-pyran-4-yloxy)-4-((4S,5R)-5-(benzyloxymethyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-2-oxohexahydro-2H-pyrano[3,4-d]oxazole-6-carboxylate

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