An antibacterial drug which is derived from bacterium Bacillus polymyxa. It is used for resistant Gram-negative infections. Exhibits bactericidal properties.Reference standards of Polymyxin B API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Polymyxin B
Catalogue No.:PA 69 17000
CAS :
Molecular Formula : C55H96N16O13
Molecular Weight : 1189.45
(4S)-N-((2S,3R)-1-(((S)-4-Amino-1-oxo-1-(((3S,6S,9S,12S,15S,18S,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-((R)-1-hydroxyethyl)-12-isobutyl-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptaazacyclotricosan-21-yl)amino)butan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)-2-(5-methylheptyl)-3,4,5,6-tetrahydropyrimidine-4-carboxamide
Catalogue No.:PA PEP 001220
Molecular Formula : C56H96N16O12
Molecular Weight : 1185.48
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