2-Butyn-1-ol
2-丁炔-1-醇
Also known as: but-2-yn-1-ol, 2-butyne-1-ol, 2-butynol, 2-butynyl alcohol, 1-hydroxy-2-butyne, 1-hydroxybut-2-yne, methyl propargyl alcohol, CH3C≡CCH2OH
- CAS No.
- 764-01-2
- Jingsj CID
- J-47933-6
- Molecular Formula
- C4H6O
- Chinese Name
- 2-丁炔-1-醇
- Molecular Weight
- 70.090 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | −2.2 °C(lit.) |
|---|---|
| Boiling Point | 148.0±8.0 °C at 760 mmHg |
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 51.7±0.0 °C |
Frequently Asked Questions
What is the CAS number of 2-Butyn-1-ol?
764-01-2
What are the molecular formula and molecular weight of 2-Butyn-1-ol?
C4H6O, molecular weight 70.090 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026