Chemical formula: C₅₆¹³C₆H₁₀₄N₄O₄₆

Physical state of bulk product: White fluffy solid

Molar mass: 1647.4501

Exact mass (M+Na⁺; m/1): 1669.6015

Observed high-resolution mass (Bruker SolariX MALDI): 1669.6035 (1.12 ppm error)¹³C₆ Isotopic abundance: 94%

Glycoform purity determined by reductive amination with procainamide followed by LC-ESI (positive mode) analysis: 96%