Chloramphenicol / levamycin
Item No.： A0023
Store at： RT
English name：Chloramphenicol；D(-)-threo-2,2-Dichloro-N-[β-hydroxy-α-(hydroxymethyl)-β-(4-nitrophenyl)ethyl]acetamide；；D-(-)-threo-2-Dichloroacetamido-1-(4-nitrophenyl)-1,3-propanediol
Other names: levamycin; D (-) - su-1-p-nitrophenyl-2-dichloroacetylamino-1,3-propanediol; D-soviet style - (-) -n-[ α- (hydroxymethyl)- β- Hydroxy p-nitrophenylethyl]-2,2-dichloroacetamide
CAS No.: 56-75-7
C11H12Cl2N2O5=323.13
Grade: USP grade
Content: 97 ~ 103%
Specific rotation: +17 ~ +20 °
Melting point: 149 ~ 153 ℃
PH(2.5%，water)@25℃：4.5～7.5
Physicochemical properties: white or yellowish needle shaped long piece crystal or crystalline powder, a broad-spectrum antibacterial antibiotic, slightly soluble in water (2.5mg/ml, 25 ℃), slightly soluble in propylene glycol (150.8mg/ml), easily soluble in methanol, ethanol, butanol, ethyl acetate, acetone, insoluble in ether, benzene, petroleum ether, vegetable oil. Extremely bitter taste
Purpose: biochemical research. The peptidyl transferase step inhibits translation on the 50S ribosomal subunit.
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