2-O-alpha-D-Glucopyranosyl-beta-D-glucopyranose

Base Information

• Chemical Name: 2-O-alpha-D-Glucopyranosyl-beta-D-glucopyranose
• CAS No.: 37169-67-8
• Molecular Formula: C12H22 O11
• Molecular Weight: 342.3
• European Community (EC) Number: 253-374-4
• DSSTox Substance ID: DTXSID70190649
• Nikkaji Number: J260.749B
• Mol file: 37169-67-8.mol

Synonyms:2-O-alpha-D-Glucopyranosyl-beta-D-glucopyranose;37169-67-8;beta-kojibiose;SCHEMBL1976523;DTXSID70190649;2-alpha-D-glucosyl-beta-D-glucose;NS00089257;alpha-D-glucopyranosyl-( 1->2)-beta-D-glucopyranose

Chemical Property of 2-O-alpha-D-Glucopyranosyl-beta-D-glucopyranose

Chemical Property:

• Boiling Point: 700.9°Cat760mmHg
• Flash Point: 377.7°C
• PSA: 189.53000
• Density: 1.76g/cm³
• LogP: -5.39720
• XLogP3: -4.2
• Hydrogen Bond Donor Count: 8
• Hydrogen Bond Acceptor Count: 11
• Rotatable Bond Count: 4
• Exact Mass: 342.11621151
• Heavy Atom Count: 23
• Complexity: 382

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(C1C(C(C(C(O1)O)OC2C(C(C(C(O2)CO)O)O)O)O)O)O
• Isomeric SMILES: C([C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O)O[C@@H]2[C@@H]([C@H]([C@@H]([C@H](O2)CO)O)O)O)O)O)O

Technology Process of 2-O-alpha-D-Glucopyranosyl-beta-D-glucopyranose

There total 3 articles about 2-O-alpha-D-Glucopyranosyl-beta-D-glucopyranose 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:

3,4,6-tri-O-benzyl-D-glucopyranose (20672-66-6,40246-26-2,84926-76-1,114179-79-2,115184-49-1) → α-D-Glc p-(1->2)-β-D-Glc (37169-67-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 50 percent / Dowex-1 ion exchange resin / benzene; 1,2-dimethoxy-ethane / 18 h / Heating

2: 55 percent / diethyl ether

3: sodium, liquid ammonia

With Dowex-1 ion exchange resin; ammonia; sodium; In 1,2-dimethoxyethane; diethyl ether; benzene;

DOI:10.1016/S0008-6215(00)88056-8

Reference yield:

2-<4-(p-toluenesulfonamido)phenyl>ethyl 3,4,6-tri-O-benzyl-α-D-glucopyranoside (81823-00-9) → α-D-Glc p-(1->2)-β-D-Glc (37169-67-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 55 percent / diethyl ether

2: sodium, liquid ammonia

With ammonia; sodium; In diethyl ether;

DOI:10.1016/S0008-6215(00)88056-8

Reference yield:

N-(4-{2-[(2S,3R,4S,5R,6R)-4,5-Bis-benzyloxy-6-benzyloxymethyl-3-((2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-yloxy]-ethyl}-phenyl)-4-methyl-benzenesulfonamide → α-D-Glc p-(1->2)-β-D-Glc (37169-67-8)

Guidance literature:

With ammonia; sodium;

DOI:10.1016/S0008-6215(00)88056-8

upstream raw materials:

3,4,6-tri-O-benzyl-D-glucopyranose

2-<4-(p-toluenesulfonamido)phenyl>ethyl 3,4,6-tri-O-benzyl-α-D-glucopyranoside

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