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Chloramphenicol

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  Post Date: Nov 23,2018
  Expiry Date: May 22,2019
  Detailed Description: Cas No. :56-75-7 Specs:USP35
Chloramphenicol is White, gray or light yellow needle, long flake crystals or crystal powder, slight soluble in water
(2.5mg/ml,25℃), ether and chloroform, soluble in methanol, ethanol, acetone or ethyl acetate, insoluble in ethyl
ether, benzene, petroleum ether, vegetable oil. Taste very bitter. It can be sublimated under the high vacuum
Melting point 148-150 °C(lit.)
Alpha 19.5 º (c=6, EtOH)
Refractive index 20 ° (C=5, EtOH)
Storage temp. 2-8°C
Form powder
Color white
Water Solubility 2.5 g/L (25 º C)

  CAS Registry Number:

56-75-7

  Synonyms: ;chloramphenicol;2,2-dichloro-n-[2-hydroxy-1-(hydroxymethyl)-2-(4-nitrophenyl)ethyl]acetamide;d-(-)-threo-2,2-dichloro-n-[beta-hydroxy-alpha-(hydroxy-methyl)-p-nitrophenethyl]acetamide;chloromycetin;2,2-dichloro-N-[(1R,2S)-1,3-dihydroxy-1-(4-nitrophenyl)propan-2-yl]acetamide;2,2-dichloro-N-[(1S,2R)-1,3-dihydroxy-1-(4-nitrophenyl)propan-2-yl]acetamide;2,2-dichloro-N-[(1R)-2-hydroxy-1-(hydroxymethyl)-2-(4-;nitrophenyl)ethyl]acetamide;2,2-dichloro-n-(2-hydroxy-1-(hydroxymethyl)-2-(4-nitrophenyl)ethyl)-acetamid;Synthomycin;D,L-chloramphenicol;
  Molecular Formula: C11H12Cl2N2O5
  Molecular Weight: 323.1294
  Molecular Structure: 56-75-7 chloroamphenicol
  Hazard Symbols:  T:Toxic;
  Risk Codes: R45:;
  Safety Description: S45:;
S53:;

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