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625-33-2 - 3-Penten-2-one, tech. 85% - L13031 - Alfa Aesar

L13031 3-Penten-2-one, tech. 85%

CAS Number
625-33-2
Synonyms

Size Price ($) Quantity Availability
1g 35.33
5g 114.33
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3-Penten-2-one, tech. 85%

MDL
MFCD00009290
EINECS
210-888-3

Chemical Properties

Formula
C5H8O
Formula Weight
84.12
Boiling Point
119-121°
Flash Point
21°(69°F)
Density
0.862
Refractive Index
1.4355
Solubility
Slightly soluble in Water

Applications

3-Penten-2-one

Notes

Store at room temperature. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Incompatible with bases, reducing agents and oxidizing agents.

Literature References

James A. Marshall.; Thomas M. WarneJr. Total synthesis of (+-)-isonootkatone. Stereochemical studies of the Robinson annelation reaction with 3-penten-2-one. J. Org. Chem. 1971, 36 (1), 178-183.

J. Peter Guthrie. The retroaldol reaction of 3-penten-2-one: equilibrium constant for hydration and rate constants for the hydration and retroaldol reactions in base. Canadian Journal of Chemistry. 1981, 59 (1), 45-49.

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):

GHS Hazard and Precautionary Statements

Hazard Statements: H225-H311-H315-H319-H335-H303

Highly flammable liquid and vapour. Toxic in contact with skin. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. May be harmful if swallowed.

Precautionary Statements: P210-P261-P280-P303+P361+P353-P305+P351+P338-P361-P304+P340-P362-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. 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. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
1633505
Hazard Class
3
Packing Group
II
Harmonized Tariff Code
2914.19
TSCA
Yes
RTECS
SB3850000

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