4-PENTYN-2-OL
- Product Name4-PENTYN-2-OL
- CAS2117-11-5
- CBNumberCB4332189
- MFC5H8O
- MW84.12
- EINECS218-321-1
- MDL NumberMFCD00004555
- MOL File2117-11-5.mol
Chemical Properties
| Melting point: | -24.1°C (estimate) |
| Boiling point: | 126 °C |
| Density | 0.90 |
| refractive index | 1.44 |
| Flash point: | 37 °C |
| storage temp. | Flammables area |
| solubility | Miscible with chloroform and ethyl acetate. |
| pka | 14.29±0.20(Predicted) |
| form | clear liquid |
| color | Colorless to Light orange to Yellow |
| Specific Gravity | 0.892 |
| BRN | 1734245 |
| InChI | 1S/C5H8O/c1-3-4-5(2)6/h1,5-6H,4H2,2H3 |
| InChIKey | JTHLRRZARWSHBE-UHFFFAOYSA-N |
| SMILES | CC(O)CC#C |
| CAS DataBase Reference | 2117-11-5(CAS DataBase Reference) |
Safety
| Symbol(GHS) |
  GHS02,GHS07 |
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| Signal word | Warning | |||||||||
| Hazard statements | H226-H315-H319-H335 | |||||||||
| Precautionary statements | P210-P233-P240-P241-P303+P361+P353-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 10-36/37/38 | |||||||||
| Safety Statements | 26-36 | |||||||||
| RIDADR | UN 1987 3/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| F | 10 | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 2905290000 | |||||||||
| Storage Class | 3 - Flammable liquids | |||||||||
| Hazard Classifications |
Eye Irrit. 2 Flam. Liq. 3 Skin Irrit. 2 STOT SE 3 |
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| Limited Quantities | 5.0 L (1.3 gallons) (liquid) | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) | |||||||||
| NFPA 704: |
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