Buy 4-Aminobenzoic Acid Powder Pharmaceutical Raw Materials Online CAS 150-13-0
P-Aminobenzoic acid Specification
Product Name: P-Aminobenzoic acid
CAS: 150-13-0
Level: Medical grade
Content: 99%
Appearance: white powder
Packing: 25kg/cardboard drum detachable
Physical and chemical properties: Colorless crystalline powder. It turns pale yellow in the air or under the light. Moderately toxic. Molecular formula: C7H7NO2 Molecular weight: 137.136 Density: 1.374g/ml Melting point: 187-189°C Boiling point: 339.9°C Flash point: 159.4°C Refractive index: 1.5795 Solubility: Soluble in hot water, ether, ethyl acetate, ethanol and glacial acetic acid Insoluble in water, benzene, insoluble in petroleum ether Solubility: soluble in hot water, ether, ethyl acetate, ethanol and glacial acetic acid, insoluble in water, benzene, insoluble in petroleum ether.
Category: Pharmaceutical raw materials
Downcast product: Carboxybenzylamine
Use: Preparation of cyanobenzoic acid to produce drug p-carboxybenzylamine
What is 4-Aminobenzoic acid ?
4-Aminobenzoic acid (also known as para-aminobenzoic acid or PABA because the number 4 carbon in the benzene ring is also known as the para position) is an organic compound with the formula H2NC6H4CO2H. PABA is a white solid, although commercial samples can appear gray. It is slightly soluble in water. It consists of a benzene ring substituted with amino and a carboxyl groups. The compound occurs naturally.
P-Aminobenzoic acid Certificate of Analysis
| Product name |
P-Aminobenzoic acid |
| CAS No. |
150-13-0 |
Outer Packing |
25kg/Fiber drum |
| Production date |
2018.05.10 |
Shelf life |
20208.05.09 |
| Standard adopted |
Standard of corporation |
| Items of analysis |
Specification |
Results |
| Appearance |
White crystalline powder |
White crystalline powder |
| Assay |
≥99.0% |
99.78% |
| Melting range |
186-189℃ |
186-189℃ |
| Loss on drying |
≤0.2% |
0.12% |
| Residue on ignition |
≤0.1% |
0.04% |
| Conclusion |
Qualified |
