1-Methylindazole-3-carboxylic acid

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Chemical Name: 1-Methylindazole-3-carboxylic acid
CAS.NO: 50890-83-0
Synonyms:
N-methylindazolic acid
1-Methyl-1H-indazole-3-carboxylic acid
1H-Methylindazole-3-carboxylic acid
n-methyl-indozole-3-carboxylic acid
1-Methylindazole-3-carboxylic Acid (Granisetron Impurity D)

Molecular Formula: C9H8N2O2
Molecular Weight:  176.17200

Physical and Chemical Properties:
Density: 1.35 g / cm3
Boiling point: 383.7ºC at 760 mmHg
Melting point: 213 ° C
Flash point: 185.8ºC
Refractive index: 1.653

Specification:
Appearance: White to off-white crystalline powder
Purity:≥99.0%
Solubility:Soluble in Methanol
Infrared absorption:Accord with standard spectrum
Loss on drying:≤0.5%
Ash:≤0.1
Melting point:213~218℃
Indazole acid:≤0.5%
2-methylindazole acid:≤0.5%
Other single impurity:≤1.0%
Total impurities:≤2.0%

Packing:
 25kg  cardboard drum or according to customer specified requirements
Storage:Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.
Application:Intermediates of Granisetron hydrochloride CAS:107007-99-8

 1-Methylindazole-3-carboxylic acid


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