Colistin-1,3,5,9-tetramethanesulfonic B acid
[CAS 30387-41-8]

Identification

• Name: Colistin-1,3,5,9-tetramethanesulfonic B acid
• Synonyms: 1-[(2S)-2-[(6-Methyl-1-oxoheptyl)amino]-4-[(sulfomethyl)amino]butanoic acid]-3-[(2S)-2-amino-4-[(sulfomethyl)amino]butanoic acid]-5-[(2S)-2-amino-4-[(sulfomethyl)amino]butanoic acid]-9-[(2S)-2-amino-4-[(sulfomethyl)amino]butanoic acid]polymyxin E2
• Molecular Formula: C₅₆H₁₀₆N₁₆O₂₅S₄
• Molecular Weight: 1531.79
• CAS Registry Number: 30387-41-8

Properties

• Solubility: Very soluble (1000 g/L) (25 °C), Calc.^*
• Density: 1.44±0.1 g/cm³ (20 °C 760 Torr), Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)