8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside

Base Information

• Chemical Name: 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside
• CAS No.: 73983-02-5
• Molecular Formula: C₄₅H₅₅NO₁₄
• Molecular Weight: 833.93
• Mol file: 73983-02-5.mol

Synonyms:8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside

Chemical Property of 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside

There total 2 articles about 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside 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:

8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside (70801-92-2,82863-55-6,82950-99-0,146276-05-3) → 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside (73983-02-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 95 percent / Na / methanol

2: 1.) trimethyl orthobenzoate, p-toluenesulphonic acid; 2.) pyridine / 1.) DMF, 20 h, RT; 2.) chloroform, 0 deg C, overnight

With pyridine; toluene-4-sulfonic acid; orthobenzoic acid trimethyl ester; sodium; In methanol;

DOI:10.1016/S0008-6215(00)85316-1

Reference yield:

benzoyl chloride (98-88-4) + 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(α-L-rhamnopyranosyl)-β-D-glucopyranoside (73983-01-4,82863-56-7,82889-96-1) → 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside (73983-02-5)

Guidance literature:

With pyridine; toluene-4-sulfonic acid; orthobenzoic acid trimethyl ester; Yield given. Multistep reaction; 1.) DMF, 20 h, RT; 2.) chloroform, 0 deg C, overnight;

DOI:10.1016/S0008-6215(00)85316-1

Reference yield: 67.0%

2-O-acetyl-3,4-di-O-benzyl-6-deoxy-α-L-mannopyranosyl chloride (72599-87-2) + 8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside (73983-02-5) → 8-methoxycarbonyloctyl O-(2-O-acetyl-3,4-di-O-benzyl-α-L-rhamnopyranosyl)-(1<*>3)-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-(1<*>3)-2-acetamido-4,6-O-benzylidene-2-deoxy-β-D-glucopyranoside (73983-03-6)

Guidance literature:

With silver trifluoromethanesulfonate; tetramethylurea; In dichloromethane; from -70 deg C to RT;

DOI:10.1016/S0008-6215(00)85316-1

upstream raw materials:

benzoyl chloride

8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(α-L-rhamnopyranosyl)-β-D-glucopyranoside

8-methoxycarbonyloctyl 2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-β-D-glucopyranoside

Downstream raw materials:

8-methoxycarbonyloctyl O-(2-O-acetyl-3,4-di-O-benzyl-α-L-rhamnopyranosyl)-(1<*>3)-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-(1<*>3)-2-acetamido-4,6-O-benzylidene-2-deoxy-β-D-glucopyranoside

8-methoxycarbonyloctyl O-(2,3,4-tri-O-acetyl-α-L-rhamnopyranosyl)-(1<*>3)-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-(1<*>3)-2-acetamido-4,6-O-benzylidene-2-deoxy-β-D-glycopyranoside

8-methoxycarbonyloctyl O-(3,4-di-O-benzyl-α-L-rhamnopyranosyl)-(1<*>3)-O-(2,4-di-O-benzoyl-α-L-rhamnopyranosyl)-(1<*>3)-2-acetamido-4,6-O-benzylidene-2-deoxy-β-D-glucopyranoside