1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

Base Information

Chemical Name:1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol
CAS No.:199784-12-8
Molecular Formula:C₂₉H₃₄O₄S
Molecular Weight:478.653
Hs Code.:

Synonyms:1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

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Chemical Property of 1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

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Technology Process of 1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

There total 5 articles about 1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol 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:

: 33639-75-7
2,3,4-tri-O-benzyl-6-deoxy-α-L-galactopyranose

: 199784-12-8
1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

Guidance literature:: Multi-step reaction with 5 steps

1: 86 percent / oxalyl chloride; dimethyl sulfoxide; triethylamine / CH₂Cl₂ / -50 - 20 °C

2: 60 percent / pyridine / toluene; tetrahydrofuran / 1.5 h / -45 - 0 °C

3: 78 percent / AIBN / benzene / 1 h / Heating

4: sodium methoxide / methanol / 0.5 h

5: 24 mg / tetrahydrofuran / 1 h

With pyridine; oxalyl dichloride; 2,2'-azobis(isobutyronitrile); sodium methylate; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; methanol; dichloromethane; toluene; benzene; 1: Swern oxidation / 2: methylenation / 3: Addition / 4: Deacetylation / 5: Methylation;
DOI:10.1016/S0040-4020(97)01021-1

Reference yield:

: 144668-21-3
(3S,4R,5R,6S)-3,4,5-tris(benzyloxy)-6-methyltetrahydro-2H-pyran-2-one

: 199784-12-8
1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

Guidance literature:: Multi-step reaction with 4 steps

1: 60 percent / pyridine / toluene; tetrahydrofuran / 1.5 h / -45 - 0 °C

2: 78 percent / AIBN / benzene / 1 h / Heating

3: sodium methoxide / methanol / 0.5 h

4: 24 mg / tetrahydrofuran / 1 h

With pyridine; 2,2'-azobis(isobutyronitrile); sodium methylate; In tetrahydrofuran; methanol; toluene; benzene; 1: methylenation / 2: Addition / 3: Deacetylation / 4: Methylation;
DOI:10.1016/S0040-4020(97)01021-1

Reference yield:

: 2,6-anhydro-3,4,5-tri-O-benzyl-1,7-dideoxy-L-galacto-hept-1-enitol

: 199784-12-8
1-S-methyl-2,6-anhydro-1,7-dideoxy-3,4,5-tri-O-benzyl-L-glycero-L-galacto-heptitol

Guidance literature:: Multi-step reaction with 3 steps

1: 78 percent / AIBN / benzene / 1 h / Heating

2: sodium methoxide / methanol / 0.5 h

3: 24 mg / tetrahydrofuran / 1 h

With 2,2'-azobis(isobutyronitrile); sodium methylate; In tetrahydrofuran; methanol; benzene; 1: Addition / 2: Deacetylation / 3: Methylation;
DOI:10.1016/S0040-4020(97)01021-1