methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

Base Information

Chemical Name:methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate
CAS No.:284037-27-0
Molecular Formula:C₂₆H₃₅NO₁₂
Molecular Weight:553.563
Hs Code.:

Synonyms:methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

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Chemical Property of methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

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Technology Process of methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

There total 6 articles about methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate 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: 88.0%

: 108-24-7
acetic anhydride

: 284037-26-9
methyl (benzyl 5-acetamido-4-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

: 284037-27-0
methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

Guidance literature:: In pyridine; at 20 ℃;
DOI:10.1002/(SICI)1099-0690(200004)2000:8<1467::AID-EJOC1467>3.0.CO;2-E

Reference yield:

: 146369-14-4
(2R,4S,5R,6R)-5-Acetylamino-2-benzyloxy-6-[(S)-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-hydroxy-methyl]-4-hydroxy-tetrahydro-pyran-2-carboxylic acid methyl ester

: 284037-27-0
methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

Guidance literature:: Multi-step reaction with 6 steps

1: 88 percent / pyridine / CH₂Cl₂

2: 85 percent / acetic acid; H₂O / 2 h / 80 °C

3: 84 percent / p-TsOH / acetonitrile / 15 h

4: 89 percent / Ag₂O; drierite / 20 °C

5: 87 percent / acetic acid; H₂O / 3 h / 80 °C

6: 88 percent / pyridine / 20 °C

With pyridine; calcium sulfate; toluene-4-sulfonic acid; silver(l) oxide; In pyridine; dichloromethane; water; acetic acid; acetonitrile; 1: Acetylation / 2: Substitution / 3: Etherification / 4: Methylation / 5: Substitution / 6: Acetylation;
DOI:10.1002/(SICI)1099-0690(200004)2000:8<1467::AID-EJOC1467>3.0.CO;2-E

Reference yield:

: 284037-21-4
methyl (benzyl 5-acetamido-4-O-acetyl-3,5-dideoxy-8,9-O-isopropylidene-D-glycero-α-D-galacto-2-nonulopyranosid)onate

: 284037-27-0
methyl (benzyl 5-acetamido-4,7,9-tri-O-acetyl-3,5-dideoxy-8-O-methyl-D-glycero-α-D-galacto-2-nonulopyranosid)onate

Guidance literature:: Multi-step reaction with 5 steps

1: 85 percent / acetic acid; H₂O / 2 h / 80 °C

2: 84 percent / p-TsOH / acetonitrile / 15 h

3: 89 percent / Ag₂O; drierite / 20 °C

4: 87 percent / acetic acid; H₂O / 3 h / 80 °C

5: 88 percent / pyridine / 20 °C

With calcium sulfate; toluene-4-sulfonic acid; silver(l) oxide; In pyridine; water; acetic acid; acetonitrile; 1: Substitution / 2: Etherification / 3: Methylation / 4: Substitution / 5: Acetylation;
DOI:10.1002/(SICI)1099-0690(200004)2000:8<1467::AID-EJOC1467>3.0.CO;2-E