Product Introduction
| Product name | 4-Aminophthalic acid |
| Classification | Nitrates and their derivatives |
| Molecular formula | C8H7NO4 |
| Molecular weight | 181.145 |
| CAS No. | 5434-21-9 |
| Structural formula | 
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| Appearance | Beige powder |
| Content | ≥98% |
| Use | 1, used as medicine, dye intermediate. 2, can be used for alkali equivalent concentration calibration. Reagent for the determination of copper. 3, used in esters, folic acid and azo dyes synthesis, sunscreen, pharmaceutical industry |
| Package | 25kgcardboard barrels lined with plastic bag |
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