o-Nitrotoluene - C7H7NO2 – (CAS# - 88-72-2)

o-Nitrotoluene (ortho-nitrotoluene) is an aromatic organic compound with the following details:

• Chemical Formula: C7H7NO2
• CAS Number: 88-72-2

Physical and Chemical Properties

• Molecular Weight: 137.14 g/mol
• Appearance: Pale yellow liquid
• Melting Point: −9°C (15.8°F)
• Boiling Point: 218-220°C (424-428°F)
• Density: 1.163 g/cm³ at 25°C
• Solubility: Slightly soluble in water, soluble in organic solvents such as ethanol, ether, and benzene.

Uses

• Intermediate in Chemical Synthesis: o-Nitrotoluene is primarily used as an intermediate in the synthesis of dyes, agricultural chemicals, pharmaceuticals, and other organic compounds.
• Production of Toluidines: It is used in the production of ortho-toluidine, which is further utilized in the manufacture of dyes and rubber chemicals.
• Explosives: Occasionally used in the manufacture of explosives due to its nitro group.

Safety and Handling

• Hazards: o-Nitrotoluene is toxic and can be harmful if inhaled, ingested, or absorbed through the skin. It may cause irritation to the eyes, skin, and respiratory tract. Long-term exposure may have adverse effects on health.
• Storage: Should be stored in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible materials such as strong oxidizing agents.
• Protective Measures: When handling o-nitrotoluene, appropriate personal protective equipment (PPE) such as gloves, protective clothing, and eye protection should be used. Ensure proper ventilation and follow safety guidelines as per the material safety data sheet (MSDS).

Regulatory Information

• Regulatory Status: o-Nitrotoluene is subject to regulation under various chemical safety and environmental laws. It is important to consult relevant safety data sheets (SDS) and local regulations for detailed information.

Environmental Impact

• Environmental Hazard: It may pose a risk to aquatic life and should be prevented from entering waterways. Proper disposal methods should be followed to minimize environmental impact.