Pharmaceutical Intermediates

3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt CAS:52126-51-9 99%min

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Chemical Name: 3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt
CAS.NO:52126-51-9
Synonyms:
5-Oxo-1-(4-sulfophenyl)-2-pyrazoline-3-carboxylic Acid Sodium Salt
Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate
3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone SodiuM Salt
 

Molecular Formula:C10H7N2NaO6S
Molecular Weight: 306.22700
Physical and Chemical Properties:
Density:/
Boiling point:/
Melting point:/
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Index of Refraction:/
 

Description:
Appearance:Light yellow crystalline powder
Purity:≥99.0%
 

Packing: 25kg drum
Storage:This product should be sealed in a cool dry place.
Use:Mainly used for organic synthesis C.I. Pigment Yellow 100; C.I. Acid Yellow 23 and Food Yellow 4; 5 and other varieties of coupling components.
 
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