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Name |
5-Aminosalicylic acid |
Synonyms |
5-Amino-2-hydroxybenzoic acid; Mesalamine; 5-ASA |
CAS Number |
89-57-6 |
Molecular Formula |
C7H7NO3 |
Molecular Weight |
153.13 |
Molecular Structure
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Specification |
USP29 |
Appearance |
White or off white Crystalline Powder |
Assay |
98.5%to 101.5%min |
Density |
0.4g/ml |
Vibrate Density |
0.6g/ml |
Clarity of Solution |
Clear |
Identification |
IR UV Reaction with ferric chloride |
Loss on drying |
0.5% max |
Heavy Metals |
0.002% max |
PH Value |
3.5-4.5 |
Chloride |
0.1% max |
Hydrogen sulfide and Sulfur dioxide |
Reaction with lead acetate testpaper |
Sulfate |
0.2% max |
Residue on ignition |
0.2% max |
Related Compounds |
Liquid Chromatography |
Organic Volatile Impurites |
0.002% max |
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Enquiry |
chenminliang@yzchem.cn |
MSDS
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