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3-Pentanone

3-Pentanone
IUPAC name 3-Pentanone
Other names diethyl ketone, diethylketone, pentan-3-one (systematic name)
Identifiers
CAS number [96-22-0]
SMILES CCC(=O)CC
Properties
Molecular formula C5H10O
Molar mass 86.13 g/mol
Density 0.815 g/cm³
Melting point

-39 °C

Boiling point

100-102 °C

Solubility in other solvents water: 50 g/l (20 °C)
Hazards
Autoignition
temperature
425 °C
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox disclaimer and references

3-Pentanone (also known as diethyl ketone but with systematic name pentan-3-one) is a colorless liquid ketone with an odor like that of acetone. Its formula is C5H10O. It is soluble in about 25 parts water, and miscible with ethanol and diethyl ether.

Two other ketones, which are isomers of 3-pentanone, are 2-pentanone and methyl isopropyl ketone.

References


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