Polymyxin E1 sulfate

SKU: orb1979963

Description

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.

Key Properties

• CAS Number: 207990-63-4
• MW: 1169.50
• Formula: C₅₃H₁₀₀N₁₆O₁₃.XH₂SO₄
• 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
• Target: Others

Storage & Handling

• Storage: -20°C
• Expiration Date: 12 months from date of receipt.
• Disclaimer: For research use only

Compound Identifiers

PubChem CID

56598289