First International Standard for Colistin
Product Code
EPISA_65_062
CAS Number
Product Format
Neat
Molecular Formula
Compound A: C₅₃H₁₀₀N₁₆O₁₃ . (H₂SO₄) Compound B: C ₅₂H₉₈N₁₆O₁₃ . (H₂SO₄)
Molecular Weight
1169.46
API Family
Colistin SulfateProduct Categories
International reference standards for Antibiotics (WHO), Pharmacopoeial Reference Standards
Alternate CAS Number
Price and availability
Product Information
Product Data
Analyte Name
Colistin sulfate
CAS Number
1264-72-8
Molecular Formula
Compound A: C₅₃H₁₀₀N₁₆O₁₃ . (H₂SO₄) Compound B: C ₅₂H₉₈N₁₆O₁₃ . (H₂SO₄)
Molecular Weight
1169.46
SMILES
OS(O)(=O)=O.[H][C@]([C@H](O)C)(C(N[C@H](C(N[C@H]1CCNC([C@@](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)([C@H](O)C)[H])=O)=O)CCN)=O)NC([C@@H](NC(CCCCC(CC)C)=O)CCN)=O
InChI
InChI=1S/C53H100N16O13.H2O4S/c1-9-30(6)12-10-11-13-41(72)60-33(14-20-54)48(77)69-43(32(8)71)53(82)65-36(17-23-57)45(74)64-38-19-25-59-52(81)42(31(7)70)68-49(78)37(18-24-58)62-44(73)34(15-21-55)63-50(79)39(26-28(2)3)67-51(80)40(27-29(4)5)66-46(75)35(16-22-56)61-47(38)76;1-5(2,3)4/h28-40,42-43,70-71H,9-27,54-58H2,1-8H3,(H,59,81)(H,60,72)(H,61,76)(H,62,73)(H,63,79)(H,64,74)(H,65,82)(H,66,75)(H,67,80)(H,68,78)(H,69,77);(H2,1,2,3,4)/t30?,31-,32-,33+,34+,35+,36+,37+,38+,39+,40-,42+,43+;/m1./s1
IUPAC
N-((S)-4-amino-1-(((2S,3R)-1-(((S)-4-amino-1-oxo-1-(((3S,6S,9S,12S,15R,18S,21S)-6,9,18-tris(2-aminoethyl)-3-((R)-1-hydroxyethyl)-12,15-diisobutyl-2,5,8,11,14,17,20-heptaoxo-1,4,7,10,13,16,19-heptaazacyclotricosan-21-yl)amino)butan-2-yl)amino)-3-hydroxy-1-oxobutan-2-yl)amino)-1-oxobutan-2-yl)-6-methyloctanamide
Alternate CAS Number
Free Base: 1066-17-7
SIL Type
Deuterium
Storage & Transport Information
Storage Temperature
Room Temperature
Shipping Temperature
Room Temperature
Country of Origin
FRANCE
Tariff Code
29419000
Product Attributes
Product Type
API
Product Format
Neat
API Family
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