Chloramphenicol
English Name: Chloramphenicol
English alias: 2,2-dichloro-n-[2-hydroxy-1- (hydroxymethyl) -2- (4-nitrophenyl) ethyl]-acetamid
Chinese alias: D (-) - Su p-nitrophenyl -1- -2- two chloro acetyl amino -1,3- propylene glycol; D- Su p-nitrophenyl -1- -2- two chloro acetyl amino -1,3- propylene glycol; left mycin; chloromycetin
Appearance: white or light yellow with green needle crystal. The melting point of 150.5-151.5 Deg. C (149.7-150.7 C). Can be sublimated under high vacuum. Micro soluble in water (2.5mg/ml, 25 DEG C), slightly soluble in propylene glycol (150.8mg/ml), soluble in methanol, ethanol, butanol, acetic ether, insoluble in benzene, and petroleum ether, vegetable oil. Very bitter taste.
CAS number: 56-75-7
Molecular formula: C11H12Cl2N2O5
Molecular weight: 323.13
EINECS number: 200-287-4
Content: 99%
Melting point: the temperature of 149-153 DEG C
Molar mass: 323.132 g/mol
Solubility (water): 2.5 g/L (25 degrees C)
PH: PH 4.50 ~ 7.50
Rotation: +17.00o ~ +20.00o
Chloride: less than 100ppm
Loss on drying: less than or equal to 0.50%
Residue on Ignition: less than or equal to 0.10%
Use: genus of broad-spectrum antibacterial antibiotics, is the treatment of typhoid, paratyphoid choice medicine, one of the effective drug for the treatment of anaerobic infections, secondly for the treatment of various microbial infections caused by susceptible disease.
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