3-Butyn-2-ol
Pharmaceutical Materials 2025-03-03
CAS Number: 2028-63-9
Molecular Formula: C4H6O
Molecular Weight: 70.09
Appearance: Colorless or light yellow liquid
Boiling Point: 108-111°C (at atmospheric pressure)
Density: 0.894 g/mL
Refractive Index: 1.4260
Usage: Used as a chemical intermediate.
| Category | Information |
|---|---|
| Basic Information | |
| Name | 3-Butyn-2-ol |
| CAS Number | 2028-63-9 |
| Molecular Formula | C4H6O |
| Molecular Weight | 70.09 |
| Synonyms | 1-Butyn-3-ol; Ethynylmethylcarbinol |
| Physical Properties | |
| Appearance | Colorless to light yellow liquid |
| Density | 0.894-0.9±0.1 g/cm³ |
| Melting Point | 12°C |
| Boiling Point | 104.0±0.0 °C at 760 mmHg; 110°C |
| Flash Point | 25.6±0.0 °C; 34°C |
| Refractive Index | 1.4260; 1.435 |
| Solubility | Soluble in methanol, ethanol, ether, dichloromethane, and water |
| Chemical Properties | |
| Type | Organic compound; Aliphatic alcohol and its derivative |
| Uses | Green environmental protection foaming agent, refrigerant, high-temperature heat pump working fluid, centrifugal cooler, fire extinguisher, etc. |
| Hazards | Toxic; Flammable liquid; Causes severe skin irritation and eye irritation |
| Storage Conditions | Keep the container sealed and stored in a cool, dry place. Ensure good ventilation or exhaust equipment in the workshop. |
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