This 2.5L glass container holds Acetic Anhydride, a reagent used in peptide synthesis for washing, deprotection, and splitting. It is classified as a carboxylic acid anhydride with a Molecular Weight of 102.09 g/mol. The substance requires precautions such as wearing safety goggles and gloves, and no open flames or smoking should be allowed near it due to its flammability. It is also 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]