The 4-Nitrobenzoic Acid is a chemical substance with a molecular weight of 167.12 g/mol, falling under the category of Aromatic Building Blocks. It is classified as a Carboxylic acid, substituted and Nitro compound, aromatic (nitro group on the ring). This compound has a Melting Point of 468°F and sublimates at room temperature. It is denser than water and will sink. Safety measures include using a Precept label, wearing safety goggles, and safety gloves due to its hazardous nature, as indicated by the Danger signal word. The CAS Number for this substance is 62-23-7.

• CAS Number: 62-23-7
• Molecular Formula: C7H5NO4
• Molecular Weight: 167.12
• Exact Mass: 167.02185764
• Boiling Point: Sublimes (NTP, 1992)
• Melting Point: 468 °F (NTP, 1992)
• Density: 1.55 at 90 °F (NTP, 1992) - Denser than water; will sink
• GHS Signal Word: Danger
• Hazard Statements:
• H302 (99.7%): Harmful if swallowed [Warning Acute toxicity, oral]