Isonicotinic Acid
Synonyms: 4-Pyridinecarboxylic acid; Pyridine-4-carboxylic acid
Cas No: 55-22-1
Molecular Formula: C
6H
5NO
2
Molecular weight : 123.11
Quality Index:
|
Item |
Index |
|
Appearance |
A white or off -white crystalline powder |
|
Assay |
≥99% |
|
Heavy metals |
≤20 ppm |
|
Loss on drying |
≤0.5% |
|
Sulphated ash |
≤0.3% |
Application: Used as pharmaceutical intermediates, mainly used for making anti-tb drugs, isoniazid, also used in the synthesis of amide, hydrazine, esters and other derivatives
Packing: Net each 25kg drum
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