This compound is a polymyxin antibiotic active pharmaceutical ingredient used in pharmaceutical manufacturing. It is a large, flexible cyclic peptide with multiple amide and amine functional groups, featuring a complex stereochemical structure.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 4135-11-9
Polymyxin B2
pharmaceutical raw material
N-[(2S)-4-amino-1-[[(2S,3R)-1-[[(2S)-4-amino-1-oxo-1-[[(3S,6S,9S,12S,15R,18S,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-[(1R)-1-hydroxyethyl]-12-(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]amino]butan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxobutan-2-yl]octanamide
research compound
Colistin-1,3,5,9-tetramethanesulfonic a acid
pharmaceutical raw material
Cyproheptadine hydrochloride hydrate
pharmaceutical raw material
2,2,14,14-tetramethyl-8-oxopentadecanedioic acid
pharmaceutical raw material
Apomorphine hydrochloride hemihydrate
pharmaceutical raw material
Pyridoxal phosphate hydrate
pharmaceutical raw material
Polymyxin B1
pharmaceutical raw material
(6S)-N-[(2S)-4-amino-1-[[(2S,3R)-1-[[(2S)-4-amino-1-oxo-1-[[(3S,6S,9S,12S,15R,18S,21S)-6,9,18-tris(2-aminoethyl)-15-benzyl-3-[(1R)-1-hydroxyethyl]-12-(2-methylpropyl)-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptazacyclotricos-21-yl]amino]butan-2-yl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxobutan-2-yl]-6-methyloctanamide
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