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活化糖基供体

  • 3068-32-4, 溴代半乳糖四乙酸酯, Acetobromo-α-D-galactose, CAS: 3068-32-4
3068-32-4, 溴代半乳糖四乙酸酯, Acetobromo-α-D-galactose, CAS: 3068-32-4

3068-32-4, 溴代半乳糖四乙酸酯, Acetobromo-α-D-galactose, CAS: 3068-32-4

  • CAS: 3068-32-4
  • C14H19BrO9 / 411.2
  • MFCD00063686
  • 产品描述:a-D-Acetobromogalactose 1-Bromo-2,3,4,6-tetra-O-acetyl-a-D-galactopyranose a-Acetobromo-D-galactose
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2,3,4,6-Tetra-O-acetyl-a-D-galactopyranosyl bromide

CAS No:
3068-32-4
Synonyms:
a-D-Acetobromogalactose
1-Bromo-2,3,4,6-tetra-O-acetyl-a-D-galactopyranose
a-Acetobromo-D-galactose
MDL No:
MFCD00063686
Chemical Formula:
C14H19BrO9
Molecular Weight:
411.20
Product Structure
COA:

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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