2-Pentynoic acid
- Product Name2-Pentynoic acid
- CAS5963-77-9
- CBNumberCB5372153
- MFC5H6O2
- MW98.1
- MDL NumberMFCD00014370
- MOL File5963-77-9.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 47-53 °C |
| Boiling point | 125°C 30mm |
| Density | 1.1133 (rough estimate) |
| refractive index | 1.4619 |
| Flash point | 96 °C |
| storage temp. | 2-8°C |
| pka | 2.70±0.10(Predicted) |
| form | Solid |
| 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 |
| UNSPSC Code | 12352100 |
| NACRES | NA.22 |
Safety
| Symbol(GHS) |
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| 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 | 34-36/37/38-22 | |||||||||
| Safety Statements | 26-36/37/39-36 | |||||||||
| 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 | |||||||||
| NFPA 704: |
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