Skip to Content
Merck
All Photos(1)

Key Documents

345121

Sigma-Aldrich

3-Pentanone

ReagentPlus®, ≥99%

Synonym(s):

Diethyl ketone

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
CH3CH2COCH2CH3
CAS Number:
Molecular Weight:
86.13
Beilstein:
635749
EC Number:
MDL number:
UNSPSC Code:
12352115
PubChem Substance ID:

vapor density

3 (vs air)

vapor pressure

20 mmHg ( 28 °C)
28.1 mmHg ( 20 °C)

product line

ReagentPlus®

Assay

≥99%

form

liquid

autoignition temp.

845 °F

expl. lim.

0.34-6.3 %

refractive index

n20/D 1.392 (lit.)

pH

6.2 (20 °C, 50 g/L)

bp

101.5 °C (lit.)

mp

−42 °C (lit.)

solubility

water: slightly soluble

density

0.813 g/mL at 25 °C (lit.)

SMILES string

CCC(=O)CC

InChI

1S/C5H10O/c1-3-5(6)4-2/h3-4H2,1-2H3

InChI key

FDPIMTJIUBPUKL-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Target Organs

Central nervous system, Respiratory system

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

44.6 °F

Flash Point(C)

7 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Jon D Koch et al.
Applied optics, 43(31), 5901-5910 (2004-11-16)
We measured fluorescence quantum yields of acetone and 3-pentanone as a pure gas and with nitrogen diluent at room temperature at 20, 507, and 1013 mbar using 248, 266, and 308 nm excitation by calibrating the optical collection system with
S Kölliker et al.
Analytical chemistry, 70(9), 1979-1985 (1998-05-01)
Ion trap multiple fragmentation mass spectrometry (MS(n)()) combined with high-performance liquid chromatography (HPLC) has been used for the structure elucidation and identification of 2,4-dinitrophenylhydrazone derivatives of carbonyl compounds in ambient air samples. Atmospheric pressure chemical ionization in the negative ion
Temperature and excitation wavelength dependencies of 3-pentanone absorption and fluorescence for PLIF applications.
Koch JD and Hanson RK.
Applied Physics B: Lasers and Optics, 76(3), 319-324 (2003)
Role of HMPT and TMEDA in control of enolate stereochemistry for reactions of lithium amides with 3-pentanone.
Fataftah ZA, et al.
Journal of the American Chemical Society, 102(11), 3959-3960 (1980)
VE of binary mixtures containing 3-pentanone or 3-heptanone with 1-chloroalkanes at 298.15 K.
Lorenzana T, et al.
Journal of Chemical and Engineering Data, 39(1), 172-174 (1994)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service