PRODUCT Properties
| Boiling point: | 85 °C(lit.) |
| Density | 0.87 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 28 °F |
| storage temp. | 0-6°C |
| form | Liquid |
| Specific Gravity | 0.870 |
| color | Clear yellow to orange-brown |
| Water Solubility | It is soluble in water. |
| BRN | 605353 |
| CAS DataBase Reference | 1423-60-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 3-Butyn-2-one(1423-60-5) |
| EPA Substance Registry System | 3-Butyn-2-one (1423-60-5) |
Description and Uses
3-Butyn-2-one was used in the synthesis of clerodane diterpenoid (+/-)-sacacarin. It was used as substrate in stereoselective, conjugate arylation mediated by gallium(III) chloride leading to (E)-α,β-unsaturated ketones.
Safety
| Symbol(GHS) | ![]() ![]() GHS02,GHS06 |
| Signal word | Danger |
| Hazard statements | H225-H300-H315-H319-H335 |
| Precautionary statements | P210-P301+P310+P330-P302+P352-P305+P351+P338 |
| Hazard Codes | F,T+,T,Xi,E,Xn |
| Risk Statements | 28-36/37/38-11-15-10 |
| Safety Statements | 45-36/37/39-28A-26-16-43-7/8-7/9-24/25 |
| RIDADR | UN 1992 3/PG 2 |
| WGK Germany | 3 |
| RTECS | ES0875000 |
| F | 19 |
| Hazard Note | Highly Flammable/Highly Toxic |
| HazardClass | 3 |
| PackingGroup | II |
| HS Code | 29141900 |
| Limited Quantities | 1.0 L (0.3 gallon) (liquid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml) |





