Chloramphenicol Product name:Chloramphenicol CAS:56-75-7 Chemical name: D-Su-(-) -N-[alpha-(hydroxymethyl) -beta-hydroxy-p-nitrophenylethyl]-2,2-dichloroacetamide Molecular formula: C11H12Cl2N2O5 Molecular weight: 323.13 Standard; EP/USP/BP USP30 CP2005 Content: 98.5-102% Character: White or yellowish green acicular crystal. Melting point 150.5-151.5 (149.7-150.7). It can be sublimated under high vacuum. It is slightly soluble in water (2.5 mg/ml, 25 C), slightly soluble in propylene glycol (150.8 mg/ml), easily soluble in methanol, ethanol, butanol, ethyl acetate, acetone, insoluble in ethyl mi, benzene, petroleum ether, vegetable oil. It tastes bitter. Packaging: 10kg/barrel 25kg/barrel