Products 7239-48-7

CAS 7239-48-7 appears in our catalog under these names: Colistin B, Polymyxin E2 sulfate. Offered by: Chemat Brand, Biosynth. Available pack sizes: on request, 2mg, 1mg, 5mg, 25mg, 10mg.

Colistin B
Chemat Brand
  • size: on request
  • Variants: 1
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Polymyxin E2 sulfate
Biosynth
  • size: 2mg, 1mg, 5mg, 25mg
  • Variants: 5
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Structural formula: {0} (CAS {1})

Colistin B is a peptide antibiotic and a polymyxin.

Source: ChEBI

Identity
Molecular formulaC52H98N16O13
Molecular weight1155.4 g/mol
IUPAC nameN-[(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)-3-[(1R)-1-hydroxyethyl]-12,15-bis(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-methylheptanamide
InChIKeyKNIWPHSUTGNZST-SSWRVQTPSA-N
SMILESC[C@H]([C@H]1C(=O)NCC[C@@H](C(=O)N[C@H](C(=O)N[C@@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N1)CCN)CCN)CC(C)C)CC(C)C)CCN)NC(=O)[C@H](CCN)NC(=O)[C@H]([C@@H](C)O)NC(=O)[C@H](CCN)NC(=O)CCCCC(C)C)O

Computed by PubChem (NCBI)

Synonyms: Colistin b, COLISTIN B [MI], COLISTIN B [WHO-DD], KNIWPHSUTGNZST-BLFHIXQZSA-N, KNIWPHSUTGNZST-SSWRVQTPSA-N, Polymyxin E2 Sulfate (Colistin B)