Galactose pentaacetate

Base Information

• Chemical Name: Galactose pentaacetate
• CAS No.: 6763-46-8
• Molecular Formula: C16H22 O11
• Molecular Weight: 390.344
• Hs Code.: 2915900090
• DSSTox Substance ID: DTXSID70884334
• Nikkaji Number: J421.832I
• Wikidata: Q82863029
• Mol file: 6763-46-8.mol

Synonyms:galactose pentaacetate;galactose peracetate;galactose peracetate, alpha-D-isomer;galactose peracetate, beta-D-isomer

Chemical Property of Galactose pentaacetate

Chemical Property:

• Vapor Pressure: 3.41E-12mmHg at 25°C
• Boiling Point: 502.3°C at 760 mmHg
• Flash Point: 201.5°C
• PSA: 148.57000
• Density: 1.495g/cm³
• LogP: -0.52480
• XLogP3: -0.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 11
• Rotatable Bond Count: 15
• Exact Mass: 390.11621151
• Heavy Atom Count: 27
• Complexity: 583

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(=O)OCC(C(C(C(C=O)OC(=O)C)OC(=O)C)OC(=O)C)OC(=O)C
• Isomeric SMILES: CC(=O)OC[C@H]([C@@H]([C@@H]([C@H](C=O)OC(=O)C)OC(=O)C)OC(=O)C)OC(=O)C

Technology Process of Galactose pentaacetate

There total 10 articles about Galactose pentaacetate 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%

2,3,4,5,6-penta-O-acetyl-1-chloro-S-phenyl-1-thio-L-galactitol (129905-50-6,129926-80-3) → 2,3,4,5,6-penta-O-acetyl-aldehydo-L-galactose (3891-59-6,6763-46-8,66888-27-5,99032-29-8,101399-27-3,128990-41-0,128990-42-1,128990-43-2,129905-46-0,129905-51-7)

Guidance literature:

With copper diacetate; water; copper(II) oxide; In acetonitrile; at 60 ℃; for 0.666667h;

DOI:10.1016/0008-6215(90)84069-7

Reference yield: 60.0%

2,3,4,5,6-penta-O-acetyl-D-galactose diethyl dithioacetal (72003-68-0) → 2,3,4,5,6-penta-O-acetyl-aldehydo-L-galactose (3891-59-6,6763-46-8,66888-27-5,99032-29-8,101399-27-3,128990-41-0,128990-42-1,128990-43-2,129905-46-0,129905-51-7)

Guidance literature:

With periodic acid; In tetrahydrofuran; diethyl ether; at 0 - 20 ℃; for 0.333333h;

DOI:10.1016/j.tetlet.2012.12.048

Reference yield:

1,2,3,4,5-penta-O-acetyl-D-galactitol (1372610-16-6) → 2,3,4,5,6-penta-O-acetyl-aldehydo-L-galactose (3891-59-6,6763-46-8,66888-27-5,99032-29-8,101399-27-3,128990-41-0,128990-42-1,128990-43-2,129905-46-0,129905-51-7)

Guidance literature:

With Dess-Martin periodane; In dichloromethane; for 1.33333h;

DOI:10.1016/j.tetlet.2012.02.091

upstream raw materials:

3,4,5,6,7-penta-O-acetyl-1,2-dideoxy-L-galacto-hept-1-enitol

2,3,4,5,6-penta-O-acetyl-1-chloro-S-phenyl-1-thio-L-galactitol

1,2,3,4,5-penta-O-acetyl-6-S-phenyl-6-thio-D-galactitol

1,2,3,4,5-penta-O-acetyl-6-O-benzyl-D-galactitol

Downstream raw materials:

penta-O-acetyl-keto-D-galacto-1,2-dideoxy-[3]octulose

4-chloro-benzenesulfonic acid-(penta-O-acetyl-D-galactitol-1-ylidenehydrazide)

2,3-Dideoxy-1-C-(3,4-dimethoxy-phenyl)-D-galacto-oct-2-en-1-ulose-pentaacetat

2,3-Dideoxy-1-C-(2,3,4-trimethoxy-phenyl)-D-galacto-oct-2-en-1-ulose-pentaacetat

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