Chloramphenicolpalmitateispreparedbyacylationofchloramphenicolwithpalmiticacid.Althoughchloramphenicolpalmitateisamorehydrophobicdrugwhichshouldenhancebioavail
lity,theprimaryadvantageoftheesteristomaskthetasteofchloramphenicolinoralformulations.Chloramphenicolpalmitateissignificantlylessactivethanchloramphenicolbutactsasaprodrug,beingre
lyhydrolysedbyacidandesteraseintheguttoreleasechloramphenicol.
CASNumber
530-43-8
MolecularFormula
C27H42Cl2O6
MolecularWeight
561.5
MechanismofAction
Afterenteringabacterialcell,chloramphenicolbindstothe50Sribosomalsubunitpreventingpeptidebondformation.Resistancetochloramphenicolmaybeduetodecreasedcellpermeabilityoramutationinthe50Sribosomalsubunit.
StorageConditions
-20°C