Propiolic Acid serves as a key component in chemical process workflows, featuring a molecular formula of C3H2O2 and a molecular weight of 70.05. It exhibits a Melting Point of 18 °C and a Boiling Point of 144 °C (decomposes), making it suitable for various temperature-controlled applications. This compound is classified under the GHS signal word of Danger due to its flammable characteristics. Propiolic Acid plays an essential role in numerous chemical reactions, particularly in the synthesis of certain polymers and pharmaceuticals.

• CAS Number: 471-25-0
• Molecular Formula: C3H2O2
• Molecular Weight: 70.05
• Boiling Point: 144 °C — decomposes
• Melting Point: 18 °C
• GHS Signal Word: Danger
• Exact Mass: 70.005479302
• Hazard Statements:
• H226: Flammable liquid and vapor [Warning Flammable liquids]