CAS : 625-33-2
UN# : UN1993
MDL : MFCD00009290
Hazard Class : 3
EINECS : 210-888-3
Packing Group : II
Chemical Properties
Formula : C5H8O
Formula weight : 84.12
Boiling Point : 119-121° Flash point: 21°(69°F)
Density : 0.862
Refractive Index : 1.4355
Sensitivity : Ambient temperatures.
Form : Liquid
Solubility : Slightly soluble in Water
Literature References
Undergoes conjugate addition with Ethyl nitroacetate, A14433. The resulting -nitro ketone can be reductively cyclized to a pyrrole in high yield: Tetrahedron Lett., 36, 9469 (1995):
Applications
3-Penten-2-one
Grade Specifications
GHS Hazard and Precautionary Statements
Hazard Statements : H225-H311-H315-H319-H335Highly flammable liquid and vapour.Toxic in contact with skin.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.
Precautionary Statements : P210-P303+P361+P353-P305+P351+P338-P361-P405-P501aKeep away from heat/sparks/open flames/hot surfaces. – No smoking.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Remove/Take off immediately all contaminated clothing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.Other References:Beilstein: 1633505UN#: UN1993
| Pakage | 1g, 5g |
|---|---|
| brand | Alfa Aesar |
