Product name p-nitrobenzoic acid
CAS NO. 62-23-7
Chinese alias 4-nitrobenzoic acid; p-nitrobenzoic acid; p-nitrobenzoic acid
English name 4-Nitrobenzoic acid
Folding physical properties
Appearance and properties: yellow crystalline powder, odorless, sublimable.
Melting point (â):237-240Â°C(lit.)
Boiling point: 359.1 Â°C at 760 mmHg
Relative density (water = 1): 1.61
Molecular formula: C7H5NO4
Molecular weight: 167.13
Solubility: Slightly soluble in water, benzene and carbon disulfide, soluble in alcohol, toluene and chloroform.
Role and use
This product is an intermediate in organic synthesis of medicines, dyes, veterinary drugs, and photosensitive materials. Used in the production of procaine hydrochloride, procainamide hydrochloride, p-aminomethyl benzoic acid, folic acid, benzocaine, anti-cough, cephalosporin v, p-aminobenzoyl glutamate, shellfish Niall, and the production of Reactive Brilliant Red M-8B, Reactive Red Violet X-2R, as well as filters, color film couplers, metal surface rust removers, sunscreens, etc.