Isepamicin and its Impurities
Isepamicin is a broad-spectrum aminoglycoside antibiotic structurally related to gentamicin and amikacin.Reference standards of Isepamicin API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


(S)-3-Amino-N-((1R,2S,3R,4R,5S)-5-amino-4-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-2,3-dihydroxycyclohexyl)-2-hydroxypropanamide
(S)-3-Amino-N-((1R,2S,3R,4R,5S)-5-amino-4-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-2,3-dihydroxycyclohexyl)-2-hydroxypropanamide
Catalogue No.:PA 09 0711000
CAS :
118953-87-0
Molecular Formula : C15H30N4O9
Molecular Weight : 410.42


(2S,2'S)-N,N'-((1R,3S,4R,5R,6S)-4-(((2R,3R,4S,5S,6R)-6-(Aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-6-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-5-hydroxycyclohexane-1,3-diyl)bis(3-amino-2-hydroxypropanamide)
(2S,2'S)-N,N'-((1R,3S,4R,5R,6S)-4-(((2R,3R,4S,5S,6R)-6-(Aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-6-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-5-hydroxycyclohexane-1,3-diyl)bis(3-amino-2-hydroxypropanamide)
Catalogue No.:PA 09 0711001
CAS :
328072-92-0
Molecular Formula : C25H48N6O14
Molecular Weight : 656.69


(S)-3-Amino-N-((1R,2S,3S,4R,5S)-5-amino-2-(((2R,3R,4R,5R)-4-((S)-3-amino-2-hydroxypropanamido)-3,5-dihydroxy-5-methyltetrahydro-2H-pyran-2-yl)oxy)-4-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
(S)-3-Amino-N-((1R,2S,3S,4R,5S)-5-amino-2-(((2R,3R,4R,5R)-4-((S)-3-amino-2-hydroxypropanamido)-3,5-dihydroxy-5-methyltetrahydro-2H-pyran-2-yl)oxy)-4-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
Catalogue No.:PA 09 0711002
CAS :
NA
Molecular Formula : C24H46N6O14
Molecular Weight : 642.66


(S)-3-Amino-N-((1S,2R,3R,4S,5R)-5-amino-2-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-4-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
(S)-3-Amino-N-((1S,2R,3R,4S,5R)-5-amino-2-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-4-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
Catalogue No.:PA 09 0711003
CAS :
NA
Molecular Formula : C22H43N5O12
Molecular Weight : 569.61


(R)-3-Amino-N-((1R,2S,3S,4R,5S)-5-amino-4-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-2-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
(R)-3-Amino-N-((1R,2S,3S,4R,5S)-5-amino-4-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-2-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
Catalogue No.:PA 09 0711004
CAS :
66674-29-1
Molecular Formula : C22H43N5O12
Molecular Weight : 569.61


(2S)-3-Amino-N-((1S,2R,3R,4S)-4-(((2S,3R,4R,5R)-6-amino-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-2-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
(2S)-3-Amino-N-((1S,2R,3R,4S)-4-(((2S,3R,4R,5R)-6-amino-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-2-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
Catalogue No.:PA 09 0711005
CAS :
NA
Molecular Formula : C22H43N5O12
Molecular Weight : 569.61


(S)-3-Amino-N-((1S,2R,3R,4S,5R)-5-amino-2-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-4-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
(S)-3-Amino-N-((1S,2R,3R,4S,5R)-5-amino-2-(((2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)-4-(((2R,3R,4R,5R)-3,5-dihydroxy-5-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3-hydroxycyclohexyl)-2-hydroxypropanamide
Catalogue No.:PA 09 0711006
CAS :
2640057-37-8
Molecular Formula : C22H43N5O12
Molecular Weight : 569.61