Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

Base Information

• Chemical Name: Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester
• CAS No.: 178757-74-9
• Molecular Formula: C₃₃H₄₂O₁₈
• Molecular Weight: 726.686
• Mol file: 178757-74-9.mol

Synonyms:Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

Chemical Property of Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

Useful:

Technology Process of Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

There total 2 articles about Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester 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: 70.0%

3,4,6-tri-O-acetyl-2-O-benzyl-β-D-glucopyranosyl chloride (55287-65-5) + 1,3,4,6-tetra-O-acetyl-β-D-glucopyranose (13036-15-2) → Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester (178757-74-9)

Guidance literature:

With 4 A molecular sieve; silver perchlorate; silver carbonate; In dichloromethane; at 25 ℃; for 24h;

DOI:10.1016/0040-4039(96)00653-3

Reference yield:

3,4,6-tri-O-acetyl-2-O-benzyl-α,β-D-glucopyranosyl chloride + 1,3,4,6-tetra-O-acetyl-β-D-glucopyranose (13036-15-2) → Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester (178757-74-9)

Guidance literature:

With pyridine; 4 A molecular sieve; silver perchlorate; silver carbonate; Yield given. Multistep reaction; 1.) CH₂Cl₂, 0-23 deg C, 25 h, 2.) 23 deg C, 12 h;

DOI:10.1016/S0008-6215(97)00153-5

Reference yield: 94.0%

Acetic acid (2S,3R,4S,5R,6R)-2,5-diacetoxy-6-acetoxymethyl-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester (178757-74-9) → Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-2-acetoxymethyl-5-benzyloxy-6-((3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-2-hydroxy-tetrahydro-pyran-3-yloxy)-tetrahydro-pyran-4-yl ester

Guidance literature:

With hydrazinium monoacetate; In N,N-dimethyl-formamide; at 25 ℃; for 3h;

DOI:10.1016/0040-4039(96)00653-3

upstream raw materials:

3,4,6-tri-O-acetyl-2-O-benzyl-β-D-glucopyranosyl chloride

1,3,4,6-tetra-O-acetyl-β-D-glucopyranose

Downstream raw materials:

Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-2-acetoxymethyl-5-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-benzyloxy-tetrahydro-pyran-2-yloxy)-6-(2,2,2-trichloro-acetimidoyloxy)-tetrahydro-pyran-4-yl ester