5963-77-9
| Name | 2-PENTYNOIC ACID |
| CAS | 5963-77-9 |
| Molecular Formula | C5H6O2 |
| MDL Number | MFCD00014370 |
| Molecular Weight | 98.1 |
| MOL File | 5963-77-9.mol |
Chemical Properties
| Melting point | 48-50°C |
| Boiling point | 125°C 30mm |
| density | 1.1133 (rough estimate) |
| refractive index | 1.4619 |
| Fp | 96 °C |
| storage temp. | 2-8°C |
| form | Solid |
| pka | 2.70±0.10(Predicted) |
| Appearance | White to yellow Solid |
| InChI | InChI=1S/C5H6O2/c1-2-3-4-5(6)7/h2H2,1H3,(H,6,7) |
| InChIKey | MINRDQDGBLQBGD-UHFFFAOYSA-N |
| SMILES | C(O)(=O)C#CCC |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P264-P270-P301+P312-P302+P352-P305+P351+P338 |
| Hazard Codes | Xn |
| Risk Statements | |
| Safety Statements | |
| RIDADR | 3261 |
| WGK Germany | 1 |
| HS Code | 29161900 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Acute Tox. 4 Oral Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |