2-Butyn-1-ol
- CAS NO.：764-01-2
- Empirical Formula: C4H6O
- Molecular Weight: 70.09
- MDL number: MFCD00002914
- EINECS: 212-113-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 03:43:14
What is 2-Butyn-1-ol?
Chemical properties
liquid
The Uses of 2-Butyn-1-ol
2-Butyn-1-ol is used in the synthesis of homocoupling products. It is also used to inhibit corrosion of iron in acidic solution.
Properties of 2-Butyn-1-ol
| Melting point: | -2.2 °C (lit.) |
| Boiling point: | 142-143 °C (lit.) |
| Density | 0.937 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 125 °F |
| storage temp. | Refrigerator |
| solubility | Miscible with chloroform and methanol. |
| form | Liquid |
| pka | 13.14±0.10(Predicted) |
| Specific Gravity | 0.937 |
| color | Clear colorless to light yellow |
| BRN | 1733676 |
| Stability: | Stable. Flammable. |
| CAS DataBase Reference | 764-01-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Butyn-1-ol(764-01-2) |
Safety information for 2-Butyn-1-ol
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-Butyn-1-ol
2-Butyn-1-ol manufacturer
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