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69043

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2,3-Pentanedione

analytical standard

Synonym(s):

Acetylpropionyl

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About This Item

Linear Formula:
CH3CH2COCOCH3
CAS Number:
Molecular Weight:
100.12
Beilstein:
1699638
EC Number:
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

Assay

≥96.0% (GC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

impurities

≤1.0% water

refractive index

n20/D 1.401-1.409
n20/D 1.404 (lit.)

bp

110-112 °C (lit.)

mp

−52 °C (lit.)

density

0.957 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

format

neat

storage temp.

2-8°C

SMILES string

CCC(=O)C(C)=O

InChI

1S/C5H8O2/c1-3-5(7)4(2)6/h3H2,1-2H3

InChI key

TZMFJUDUGYTVRY-UHFFFAOYSA-N

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Application

2,3-Pentanedione may be used as a reference standard in the determination of 2,3-pentanedione in beer samples using headspace-gas chromatographic technique (HS-GC).
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Caution

air and light sensitive; packaged under argon

Signal Word

Danger

Hazard Statements

Hazard Classifications

Flam. Liq. 2 - Skin Sens. 1B - STOT RE 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

66.2 °F - open cup

Flash Point(C)

19 °C - open cup


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The determination of diacetyl and 2,3-pentanedione in beer head space by chromatography.
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Journal of the Institute of Brewing, 71(4), 336-341 (1965)
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Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco, 17(2), 168-174 (2014-09-03)
The purpose of this study was to evaluate sweet-flavored electronic cigarette (EC) liquids for the presence of diacetyl (DA) and acetyl propionyl (AP), which are chemicals approved for food use but are associated with respiratory disease when inhaled. In total

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