Propiolic Acid
- Product NamePropiolic Acid
- CAS471-25-0
- MFC3H2O2
- MW70.05
- EINECS207-437-8
- MOL File471-25-0.mol
Chemical Properties
| Melting point | 16-18 °C (lit.) |
| Boiling point | 102 °C/200 mmHg (lit.) |
| Density | 1.138 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point | 138 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform (Soluble), Methanol (Soluble) |
| form | Liquid After Melting |
| pka | 1.84(at 25℃) |
| color | Clear colorless to light brown |
| Specific Gravity | 1.138 |
| Water Solubility | miscible |
| Merck | 14,7821 |
| BRN | 878176 |
| Stability | Stable. Incompatible with bases, oxidizing agents, reducing agents. Combustible. |
| CAS DataBase Reference | 471-25-0(CAS DataBase Reference) |
| NIST Chemistry Reference | Propiolic acid(471-25-0) |
| EPA Substance Registry System | 2-Propynoic acid (471-25-0) |
Safety Information
| Hazard Codes | T |
| Risk Statements | 24/25-34-25-23/24/25 |
| Safety Statements | 26-36/37/39-45-24/25-7/9 |
| RIDADR | UN 2920 8/PG 2 |
| WGK Germany | 3 |
| RTECS | UD9300000 |
| F | 3-8 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 29161980 |
| Hazardous Substances Data | 471-25-0(Hazardous Substances Data) |
| Toxicity | guinea pig,LD50,skin,100mg/kg (100mg/kg),"Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2n rev. ed. in 1985.Vol. 2C, Pg. 4953, 1982. |
