1-PENTYN-3-OL
- Product Name1-PENTYN-3-OL
- CAS4187-86-4
- CBNumberCB6457789
- MFC5H8O
- MW84.12
- EINECS224-063-0
- MDL NumberMFCD00004572
- MOL File4187-86-4.mol
Chemical Properties
| Melting point: | -24.1°C (estimate) |
| Boiling point: | 125 °C |
| Density | 0.89 |
| vapor density | 1 (vs air) |
| refractive index | 1.43 |
| Flash point: | 29 °C |
| storage temp. | Sealed in dry,2-8°C |
| pka | 13.28±0.20(Predicted) |
| form | clear liquid |
| color | Colorless to Yellow |
| Water Solubility | Slightly soluble in water. |
| BRN | 1098409 |
| InChI | 1S/C5H8O/c1-3-5(6)4-2/h1,5-6H,4H2,2H3 |
| InChIKey | LBSKEFWQPNVWTP-UHFFFAOYSA-N |
| SMILES | CCC(O)C#C |
| CAS DataBase Reference | 4187-86-4(CAS DataBase Reference) |
Safety
| Symbol(GHS) |
  GHS02,GHS06 |
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| Signal word | Danger | |||||||||
| Hazard statements | H226-H301-H311-H331 | |||||||||
| Precautionary statements | P210-P233-P240-P241+P242+P243-P264-P270-P301+P310+P330-P303+P361+P353-P370+P378-P403+P235-P405-P501-P261-P280-P301+P310-P311-P260-P280f-P307+P311 | |||||||||
| PPE | Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter | |||||||||
| Hazard Codes | T | |||||||||
| Risk Statements | 10-23/24/25 | |||||||||
| Safety Statements | 16-36/37/39-45 | |||||||||
| RIDADR | UN 1986 3/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | SC4758500 | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 2905290000 | |||||||||
| Storage Class | 3 - Flammable liquids | |||||||||
| Hazard Classifications |
Acute Tox. 3 Dermal Acute Tox. 3 Inhalation Acute Tox. 3 Oral Flam. Liq. 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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