Methyl-4-aminobenzoate is an organic ester commonly used as a key intermediate in pharmaceutical and cosmetic manufacturing. It is particularly important in the synthesis of local anesthetics and ultraviolet (UV) absorbing agents.
| CAS Number | 619-45-4 |
| Chemical Formula | C8H9NO2 |
| Molecular Weight | 151.16 g/mol |
| Appearance | White to off-white crystalline powder or crystals |
| Melting Point | 110 – 114 °C |
| Purity | ≥ 98.0% or ≥ 99.0% (by GC / HPLC) |
| Solubility |
Soluble in ethanol, ether, and chloroform; slightly soluble in hot water |
| Safety Information |
Classified as an irritant (GHS07). Causes skin and eye irritation and may cause respiratory irritation. Handle with gloves, eye protection, and adequate ventilation. |
| Packing |
Laboratory packs: 25 g, 100 g, 500 g amber glass bottles Industrial packs: 25 Kg fiber drums with double-layered PE liners for protection against light and moisture |
| Synonyms |
Methyl p-aminobenzoate, 4-Aminobenzoic acid methyl ester |
| Uses |
Widely used as a pharmaceutical intermediate in the synthesis of local anesthetics such as benzocaine derivatives and as a UV-absorbing ingredient in sunscreen formulations and cosmetic products. |
