Pyrazinamide CAS 98-96-4

Pyrazinamide CAS 98-96-4

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Product Details

 

Product name: 
Pyrazinamide
Molecular Formula
C5H5N3O
Molecular Structure
mtxx18
Molecular Weight
123.1
CAS No.: 
98-96-4


Description

Pyrazinamide is a white or almost white, crystalline powder. It is sparingly soluble in water, slightly soluble in ethanol (96 per cent) and in methylene chloride. It shows polymorphism.

 

Application

Pyrazinamide is an anti-tuberculosis drug. It has been used as a second-line drug in the past and is often used in retreatment patients with other anti-tuberculosis drugs. Used in combination with other anti-tuberculosis drugs to treat tuberculosis that is ineffective by first-line anti-tuberculosis drugs (such as streptomycin, isoniazid, rifampicin, and ethambutol).

 

Specification

Appearance
White or almost white, crystalline powder.
Melting range
188°C to 191°C
Appearance of solution
Meets the requirements.
Acidity or alkalinity
Meets the requirements.
Heavy metals
≤10 ppm
Water
≤0.5%
Sulfated ash
≤0.1%
Related substances Any spot
≤0.2%
Assay
99.0% - 100.5%


Packing and Storage

Preserve in well-closed containers.

 

Minimum Order

One package

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