Polymyxin E1 sulfate
Polymyxin E1 (Colistin A) is a cationic lipopeptide antibiotic originally isolated from Bacillus polymyxa. It is used in research for its potent in vitro activity against Gram-negative pathogens like Pseudomonas aeruginosa (MIC 2 μg/mL) and Escherichia coli (MIC 0.8 μg/mL), supporting studies in antimicrobial resistance and mechanism of action.
Product Specifications
CAS Number
207990-63-4
Smiles
NCC[C@@H] (C (N[C@H]1CCNC ([C@@] ([C@H] (O) C) ([H]) NC ([C@@H] (NC ([C@@H] (NC ([C@@H] (NC ([C@H] (NC ([C@@H] (NC1=O) CCN) =O) CC (C) C) =O) CC (C) C) =O) CCN) =O) CCN) =O) =O) =O) NC ([C@H] ([C@H] (O) C) NC ([C@@H] (NC (CCCC[C@@H] (C) CC) =O) CCN) =O) =O.O=S (O) (O) =O
Molecular Formula
C53H100N16O13.XH2SO4
Molecular Weight
1169.50
Storage Conditions
-20°C
Notes
For research use only.
Available Sizes
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