Name | Ethyl vinyl ketone |
Synonyms | 1-Penten-3-on 4-Penten-3-one Ethyl vinyl ketone Ethenyl ethyl ketone Ethyl vinyl ketoneEVK 1-penten-3-one (ethyl vinyl ketone) |
CAS | 1629-58-9 |
EINECS | 216-624-3 |
Molecular Formula | C5H8O |
Molar Mass | 84.12 |
Density | 0.851 g/mL at 20 °C0.845 g/mL at 25 °C (lit.) |
Melting Point | 59-61 °C |
Boling Point | 38 °C/60 mmHg (lit.) |
Flash Point | 20°F |
JECFA Number | 1147 |
Water Solubility | Insoluble in water; soluble in most organic solvents. |
Appearance | Liquid |
Color | Clear colorless to amber |
Exposure Limit | ACGIH: TWA 2 mg/m3NIOSH: TWA 10 mg/m3 |
BRN | 1735857 |
Storage Condition | 2-8°C |
Refractive Index | n20/D 1.419(lit.) |
Physical and Chemical Properties | Light yellow liquid, spicy, ether, pepper, garlic, mustard, onion and other strong pungent smell. Boiling point 103~105 ℃,68~70 ℃(27kPa). The relative density (d425) is 0.8468 and the refractive index (nD20) is 1.4192. Insoluble in water, soluble in most organic solvents. Flash point -10 ℃, flammable. Natural products are found in round pomelo peel and juice, peaches, chives, boiled beef, black tea, clam meat and orange essential oils. |
Risk Codes | R11 - Highly Flammable R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R34 - Causes burns |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S16 - Keep away from sources of ignition. |
UN IDs | UN 3286 3/PG 2 |
WGK Germany | 3 |
RTECS | SB3800000 |
FLUKA BRAND F CODES | 10-23 |
TSCA | Yes |
HS Code | 29141900 |
Hazard Class | 3 |
Packing Group | II |
Toxicity | LD50 ivn-mus: 56 mg/kg CSLNX* NX#00948 |
FEMA | 3382 | 1-PENTEN-3-ONE |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
toxicity | GRAS(FEMA). |
usage limit | FEMA(mg/kg): beverages, cold drinks, jelly, pudding, cereal products, 5.0; candy, baked goods, 8.0; Condiment, pickled, 0.01; Milk, dairy products, 0.005. |
Use | GB 2760-1996 is defined as temporary allowed use of food spices. For onion, garlic, mustard, citrus and other flavors. |
production method | is obtained by mixing and reacting ethylene with propionyl chloride, aluminum trichloride and carbon disulfide. |
category | flammable liquid |
toxicity grade | high toxicity |
Acute toxicity | intravenous-mouse LD50: 56 mg/kg |
flammability hazard characteristics | in case of open flame, high temperature, flammable oxidant; Combustion stimulus smoke |
storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; Stored separately from oxidants and acids |
extinguishing agent | dry powder, dry sand, dry powder, carbon dioxide, foam |