neomycin and its Impurities
A sulfate salt of Neomycin which is an aminoglycoside antibiotic. It is used in topical preparations and it shows excellent activity against Gram-negative bacteria and partial activity against Gram-positive bacteria. Reference standards of Neomycin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


(2S,3S,4R,5R,6R)-5-Amino-2-(aminomethyl)-6-(((2R,3S,4R,5R)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydrofuran-3-yl)oxy)tetrahydro-2H-pyran-3,4-diol
(2S,3S,4R,5R,6R)-5-Amino-2-(aminomethyl)-6-(((2R,3S,4R,5R)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydrofuran-3-yl)oxy)tetrahydro-2H-pyran-3,4-diol
Catalogue No.:PA 14 0441000
CAS :
71565-26-9
Molecular Formula : C11H22N2O8
Molecular Weight : 310.3