4-Aminobenzoic Acid Emprove 1kg
suitable for use as excipient EMPROVE® exp
Manufacturer: Merck
Catalog ID: 100102.1000
Stock: In Stock
Description
| Catalogue Number | 100102 |
| Synonyms | PABA |
| Description | 4-Aminobenzoic acid |
Product Information
| CAS number | 150-13-0 |
| EC number | 205-753-0 |
| Hill Formula | C₇H₇NO₂ |
| Chemical formula | NH₂C₆H₄COOH |
| Molar Mass | 137.14 g/mol |
| HS Code | 2922 49 85 |
Physicochemical Information
| Density | 1.38 g/cm3 (20 °C) |
| Melting Point | 186 - 189 °C |
| pH value | 3.5 (5 g/l, H₂O, 20 °C) |
| Bulk density | 200 kg/m3 |
| Solubility | 4.7 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 6000 mg/kg |
Storage and Shipping Information
| Storage | Store at +15°C to +25°C. |
Specifications
| Assay (acidimetric; calculated on dried substance) | 98.5 - 101.5 % |
| Identity | conforms |
| Melting range (lower value) | ≥ 186 °C |
| Melting range (upper value) | ≤ 189 °C |
| Heavy metals (as Pb) | ≤ 0.002 % |
| Volatile diazotizable substances (as p-toluidine) | ≤ 0.002 % |
| Ordinary impurities (TLC) | passes test |
| Residual solvents (Ph.Eur./USP/ICH) | Excluded by production process |
| Sulfated ash | ≤ 0.1 % |
| Loss on Drying (105°C) | ≤ 0.2 % |
| Residues of metal catalysts or metal reagents acc. to EMEA/C HMP/SWP/4446/2000 are not likely to be present. Conforms USP. |
