This 5-liter plastic container holds Acetic Anhydride, a reagent used for peptide synthesis in washing, deprotection, and splitting processes. It is classified as a carboxylic acid anhydride with a Molecular Weight of 102.09 g/mol. The workplace requires precautions such as wearing safety goggles and gloves, prohibiting open flames, and no admittance for unauthorized persons. This substance has a flammable nature and can be harmful to aquatic life.

• CAS Number: 108-24-7
• Molecular Formula: C4H6O3
• Molecular Weight: 102.09
• Exact Mass: 102.031694049
• Boiling Point: 283.19 °F at 760 mmHg (NTP, 1992)
• Melting Point: -99.6 °F (NTP, 1992)
• Vapour Density: 3.52 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Danger
• Hazard Statements:
• H226: Flammable liquid and vapor [Warning Flammable liquids]
• H402: Harmful to aquatic life [Hazardous to the aquatic environment, acute hazard]