Phenylbutazone CAS 50-33-9

Phenylbutazone CAS 50-33-9

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Product Details

 

Product name:
Phenylbutazone
Molecular Formula:
C19H20N2O2
Molecular Structure:
mtxx53
Molecular Weight: 
308.4
CAS No.:
50-33-9


Description

Phenylbutazone is a white or almost white, crystalline powder. It is practically insoluble in water, sparingly soluble in alcohol. It dissolves in alkaline solutions.

 

Application

Baotaisong has antipyretic, analgesic, anti-inflammatory and anti-rheumatic effects, mainly used for the treatment of rheumatic, rheumatoid arthritis and gout.

 

Specification

Appearance
White or almost white, crystalline powder.
Melting range
104°C to 107°C
Appearance of solution
Meets the requirements.
Acidity or alkalinity
Meets the requirements.
Absorbance (420 nm)
≤ 0.20
Benzidine
≤ 5ppm
Chloride
≤0.007%
Sulfate
≤0.01%
Heavy metals 
≤ 20ppm
Loss on drying 
≤0.2%
Sulfated ash
≤0.1%
Related substances:

(2RS)-2-[(1,2-diphenyldiazanyl)carbonyl]hexanoic acid
≤0.25%
4-butyl-4-hydroxy-1,2-diphenylpyrazolidine-3,5-dione 
≤0.25%
1,2-diphenylhydrazine
≤0.2%
Any other impurity 
≤0.1%
Total impurities
≤0.5%
Assay
99.0%-101.0%


Packing and Storage

Preserve in tight container.

 

Minimum Order

One package

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