a-D-Acetobromogalactose
1-Bromo-2,3,4,6-tetra-O-acetyl-a-D-galactopyranose
a-Acetobromo-D-galactose
C14H19BrO9 / 411.20
MFCD00063686
2,3,4,6-Tetra-O-acetyl-a-D-galactopyranosyl bromide
COA:
CAS No:
Synonyms:
1-Bromo-2,3,4,6-tetra-O-acetyl-a-D-galactopyranose
a-Acetobromo-D-galactose
MDL No:
Chemical Formula:
Molecular Weight:
Product Structure
2,3,4,6-Tetra-O-acetyl-a-D-galactopyranosyl Bromide; Acetobromo-alpha-D-galactose
M.F.: C14H19BrO9 M.W.: 411.20 CAS: 3068-32-4
Items |
Standards |
Results |
Appearance |
White crystal powder |
Complies |
Solubility |
Insoluble in water, soluble in ether |
Complies |
NMR and MS |
Should comply |
Complies |
Identification |
IR and HPLC |
Complies |
M.P. |
80℃ ~ 85℃ |
83℃ -85℃ |
Loss weight on drying |
Max.0.5% |
0.1% |
[α]20/D (in CHCl3) |
+ 215o ~ +220 o |
+ 217.6o |
Any other impurity |
Max. 2% |
Complies |
Assay by TLC |
Should be one spot |
Complies |
Assay by HPLC |
Min. 95% |
98.4% |
References:
1. Matta KL, Barlow JJ, Carbohydr. Res. 1976, 48, p65-71
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