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API

Metronidazole
Metronidazole

Metronidazole

Classification:API

Description:CAS number: 443-48-1Molecular formula: C6H9N3O3mol ......

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Product Details

CAS number 443-48-1

Molecular formula C6H9N3O3

molecular weight 171.154

Chemical structure 
image

Product   name

Metronidazole  

Shelf   Life

 4    years

ITEMS

STANDARDS

RESULTS

Characteristics

a white   or yellowish crystalline powder, slighting sobube in water, in acetone, in   alcohol and in methylene, chloride, very slightly solube in ether

COMPLY

Identification

a)   Melting point 159-163℃

161.1-161.3℃

b)   Specific absorbance 365-395

b) 375

c) IR

c)   COMPLY

d) The   solution gives the reaction of primary aromatic amines

d)   COMPLY

Appearance of solution

SUSPENSION   Ⅱ

COMPLY

AND   SOLUTION GY6

Related substances

Impurity:0.1MAX

0.02%

Total   impurity:0.2MAX

0.06%

Heavy   Metal

20PPM   MAX

<20PPM

Loss on   drying

0.5%   MAX

0.19%

Particle   size

40-80mesh

COMPLY

 

Assay

99.0%-101.0%

99.4%

Conclusion:   comply with the standard

 

 


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