

| Product name | 5-Aminosalicylic acid |
| English alias | 5-Amino-2-hydroxybenzoic acid; Mesalamine; 5-ASA; 5-Amino salicylic acidl; Mesalazine; Mesalmine; 5-Amino salicylic Acid; 5-amino-2-hydroxybenzoate; 5-amino saliclic acid; Aminosalicylic acid,5-; Masalazine |
| CAS No. | 89-57-6 |
| EINECS No. | 201-919-1 |
| Molecular formula | C7H6NO3 |
| Molecular weight | 152.128 |
| InChI | InChI=1/C7H7NO3/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3,9H,8H2,(H,10,11)/p-1 |
| Structural formula | ![]() |
| Melting point | 280℃ |
| Boiling point | 403.9°C at 760 mmHg |
| Flash point | 198.1°C |
| Vapor pressure | 3.01E-07mmHg at 25°C |
| Water-soluble | <0.1 g/100 mL at 21℃ |
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