The Pyridine, 500 mL is a base within the category of Organic & Bioorganic Chemicals, specifically Synthesis Reagents. It has a CAS Number of 110-86-1 and a molecular weight of 79.10 g/mol. This substance belongs to the Nitrogen heterocycles group. In the workplace, it requires various safety measures such as no open flames, no unauthorized persons, caution against inflammable materials, use of safety goggles, and wearing safety gloves. The Pyridine is highly flammable and very toxic to aquatic life.

• CAS Number: 110-86-1
• Molecular Formula: C5H5N
• Molecular Weight: 79.10
• Exact Mass: 79.042199164
• Boiling Point: 239 °F at 760 mmHg (NTP, 1992)
• Melting Point: -44 °F (NTP, 1992)
• Vapour Density: 2.72 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Danger
• Hazard Statements:
• H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
• H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]