ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside

Base Information

• Chemical Name: ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside
• CAS No.: 187142-79-6
• Molecular Formula: C₃₀H₂₇NO₇S
• Molecular Weight: 545.613

Synonyms:ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside

Chemical Property of ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside

Chemical Property:

Purity/Quality:

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Technology Process of ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside

There total 4 articles about ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-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: 99.0%

benzoyl chloride (98-88-4) + ethyl 4,6-O-benzylidene-2-deoxy-2-(N-phthalimido)-1-thio-β-D-galactopyranoside (187142-78-5) → ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside (187142-79-6)

Guidance literature:

With pyridine; In dichloromethane; for 0.0833333h;

DOI:10.1016/S0968-0896(96)00182-4

Reference yield:

benzaldehyde (100-52-7) → ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside (187142-79-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 96percent aq. HCO₂H / 3 h / Ambient temperature

2: 99 percent / pyridine / CH₂Cl₂ / 0.08 h

With pyridine; formic acid; In dichloromethane;

DOI:10.1016/S0968-0896(96)00182-4

Reference yield:

Ethyl 3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside (174314-07-9) → ethyl 3-O-benzoyl-4,6-O-benzylidene-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside (187142-79-6)

Guidance literature:

Multi-step reaction with 3 steps

1: MeONa / methanol / 2 h / Ambient temperature

2: 96percent aq. HCO₂H / 3 h / Ambient temperature

3: 99 percent / pyridine / CH₂Cl₂ / 0.08 h

With pyridine; formic acid; sodium methylate; In methanol; dichloromethane;

DOI:10.1016/S0968-0896(96)00182-4

upstream raw materials:

benzoyl chloride

ethyl 4,6-O-benzylidene-2-deoxy-2-(N-phthalimido)-1-thio-β-D-galactopyranoside

benzaldehyde

Ethyl 3,4,6-tri-O-acetyl-2-deoxy-2-phthalimido-1-thio-β-D-galactopyranoside

Downstream raw materials:

C₅₄H₅₄N₂O₁₄Si

methyl 2-acetamido-6-O-benzyl-2-deoxy-3-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-4-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzyl-3,6-deoxy-α-D-arabino-hexopyranosyl)-β-D-galactopyranosyl]-β-D-glucopyranoside

methyl 2-acetamido-6-O-benzyl-2-deoxy-3-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-4-O-[2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzyl-3,6-deoxy-β-D-arabino-hexopyranosyl)-β-D-galactopyranosyl]-β-D-glucopyranoside

C₅₈H₆₈N₂O₁₅

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