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345121

Sigma-Aldrich

3-Pentanone

ReagentPlus®, ≥99%

Synonym(s):

Diethyl ketone

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About This Item

Linear Formula:
CH3CH2COCH2CH3
CAS Number:
Molecular Weight:
86.13
Beilstein/REAXYS Number:
635749
EC Number:
MDL number:
UNSPSC Code:
12352115
PubChem Substance ID:
grade:
reagent
assay:
≥99%
bp:
101.5 °C (lit.)
vapor pressure:
20 mmHg ( 28 °C)
28.1 mmHg ( 20 °C)

grade

reagent

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 %

dilution

(for general lab use)

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

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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

signalword

Danger

Hazard Classifications

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

target_organs

Central nervous system, Respiratory system

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

44.6 °F

flash_point_c

7 °C

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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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)
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
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)
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
An electron-diffraction investigation of the molecular structures of acetone, 2-butanone, and 3-pentanone.
Romers C and Creutzberg JEG.
Rec. Trav. Chim., 75(3), 331-345 (1956)

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