Kanamycin A Sulfate → (2S,3R,4R,5S,6S)-2-(aminomethyl)-6-[(1R,2R,3S,4R,6S)-4,6-diamino-3-[(2S,3R,4S,5S,6R)-4-amino-3,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-hydroxycyclohexyl]oxyoxane-3,4,5-triol

Beteiligte Stoffe

Reaktionsschritte

Kanamycin sulfate (20.0 g) was dissolved in 200 mL of water. This was loaded on a column prepared with 400 g of AMBERLITE IRA-140 resin (6.4 cm×17.5 cm). The column was eluted with water, and the appropriate fractions were collected and lyophilized to give 18.9 g of kanamycin A (free base) (18).

Herkunft & Nachweise