Origin

Prepared by hydrolysis of colominic acid.

Formula

dimer (DP2) C₂₂H₃₄N₂O₁₇Na₂ (MW : 644.5)

trimer (DP3) C₃₃H₅₀N₃O₂₅Na₃ (MW : 957.73)

tetramer (DP4) C₄₄H₆₆N₄O₃₃Na₄ (MW : 1270.97)

pentamer (DP5) C₅₅H₈₂N₅O₄₁Na₅ (MW : 1584.21)

hexamer (DP6) C₆₆H₉₈N₆O₄₉Na₆ (MW : 1897.45)

n=0～4

Appearance

White amorphous powder, lyophilized

Purity

More than 95% by HPLC.

Analytical methods

High performance liquid chromatography (HPLC)

Column	Shim-pack　WAX-1（4.0 mmID×50 mm)
Eluent	H2O / 0.25 M Na2SO4, gradient elution
Detection	210nm

Storage

Store below -20 ºC.

Package

DP2：10 mg, 100 mg
DP3 – DP6: each 5 mg, 25 mg
Oligomer Kit: N-Acetylneuraminic Acid 10 mg, DP2, DP3, DP4, DP5, DP6 each 1 mg