Tetra-Ac-bracgal

Base Information

Chemical Name:Tetra-Ac-bracgal
CAS No.:98416-49-0
Molecular Formula:C₁₆H₂₁BrO₁₁
Molecular Weight:469.24
Hs Code.:
DSSTox Substance ID:DTXSID40913281
Wikidata:Q82883857
Mol file:98416-49-0.mol

Synonyms:1,2,3,4-tetra-O-acetyl-6-O-bromoacetylgalactopyranose;tetra-Ac-BrAcGal

Suppliers and Price of Tetra-Ac-bracgal

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 4 raw suppliers

Chemical Property of Tetra-Ac-bracgal

Chemical Property:

Melting Point:114 - 115 °C
Boiling Point:771.2°Cat760mmHg
Flash Point:420.2°C
PSA：140.73000
Density:1.579g/cm³
LogP:0.00760
XLogP3:-0.6
Hydrogen Bond Donor Count:4
Hydrogen Bond Acceptor Count:11
Rotatable Bond Count:12
Exact Mass:468.02672
Heavy Atom Count:28
Complexity:620

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:C(C1C(C(OC(C1CC(=O)O)COC(=O)CBr)CC(=O)O)CC(=O)O)C(=O)O
Isomeric SMILES:C([C@@H]1[C@H]([C@@H](O[C@@H]([C@@H]1CC(=O)O)COC(=O)CBr)CC(=O)O)CC(=O)O)C(=O)O

Technology Process of Tetra-Ac-bracgal

There total 3 articles about Tetra-Ac-bracgal 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: 62.5%

: 98392-86-0
6-O-(chloroacetyl)-1,2,3,4-tetra-O-acetyl-β-D-galactopyranose

: 98416-49-0
6-O-(bromoacetyl)-1,2,3,4-tetra-O-acetyl-β-D-galactopyranose

Guidance literature:: With sodium bromide; In N,N-dimethyl-formamide; for 48h; Ambient temperature;
DOI:10.1002/recl.19871060202

Reference yield: 49.4%

: 598-21-0
2-Bromoacetyl bromide

: 61474-17-7
6-hydroxy-1,2,3,4-tetra-O-acetyl-β-D-galactopyranose

: 98416-49-0
6-O-(bromoacetyl)-1,2,3,4-tetra-O-acetyl-β-D-galactopyranose

Guidance literature:: With 2,6-dimethylpyridine; In dichloromethane; at -40 ℃; for 0.25h;
DOI:10.1016/0008-6215(85)85131-4

Reference yield:

: 61474-17-7
6-hydroxy-1,2,3,4-tetra-O-acetyl-β-D-galactopyranose

: 98416-49-0
6-O-(bromoacetyl)-1,2,3,4-tetra-O-acetyl-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 76.5 percent / sodium hydrogen carbonate / dimethylformamide / 2.5 h / Ambient temperature

2: 62.5 percent / sodium bromide / dimethylformamide / 48 h / Ambient temperature

With sodium hydrogencarbonate; sodium bromide; In N,N-dimethyl-formamide;
DOI:10.1002/recl.19871060202