A6824912
1-Penten-3-one , 97%, containing 0.1%BHT stabilizer , 1629-58-9
Synonym(s):
1-Penten-3-one;Ethyl vinyl ketone
CAS NO.：1629-58-9
Empirical Formula: C5H8O
Molecular Weight: 84.12
MDL number: MFCD00009316
EINECS: 216-624-3
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 59-61 °C |
| Boiling point: | 38 °C/60 mmHg (lit.) |
| Density | 0.851 g/mL at 20 °C
0.845 g/mL at 25 °C (lit.) |
| FEMA | 3382 | 1-PENTEN-3-ONE |
| refractive index | n |
| Flash point: | 20 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| form | Liquid |
| color | Clear colorless to amber |
| Odor | at 1.00 % in propylene glycol. pungent peppery mustard garlic onion |
| Odor Type | spicy |
| Water Solubility | Insoluble in water; soluble in most organic solvents. |
| JECFA Number | 1147 |
| BRN | 1735857 |
| Exposure limits | ACGIH: TWA 2 mg/m3 NIOSH: TWA 10 mg/m3 |
| LogP | 0.65 |
Description and Uses
Ethyl vinyl ketone is used as reagent for annulation.
Safety
| Symbol(GHS) |    GHS02,GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H225-H301+H311+H331-H314 |
| Precautionary statements | P210-P233-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338 |
| Hazard Codes | F,T |
| Risk Statements | 11-23/24/25-34 |
| Safety Statements | 26-36/37/39-45-16 |
| RIDADR | UN 3286 3/PG 2 |
| WGK Germany | 3 |
| RTECS | SB3800000 |
| F | 10-23 |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | II |
| HS Code | 29141900 |
| Toxicity | LD50 ivn-mus: 56 mg/kg CSLNX* NX#00948 |
