Molecular formula: C7H5NO3 
Molecular weight: 151.12 
Appearance and Property: White or light yellow crystals. 
Melting point (℃): 106-107
Relative density: 1.496
Solubility: Insoluble in water, slightly soluble in ether, easily soluble in ethanol, benzene, and glacial acetic acid. Difficult to volatilize with steam.
Uses: p-Nitrobenzaldehyde is an important pharmaceutical, dye and pesticide intermediate. It is commonly used in the pharmaceutical industry to synthesize Thioacetazonum, Trimethoprim (TMP) and Acetamide Benzohydrazone (INHA- 17) etc.