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Merck

69043

2,3-Pentanedione

analytical standard

Synonym(s):

Acetylpropionyl

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About This Item

Linear Formula:
CH3CH2COCOCH3
CAS Number:
600-14-6
Molecular Weight:
100.12
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
329761339
EC Number:
209-984-8
Beilstein/REAXYS Number:
1699638
MDL number:
MFCD00009313

Key Documents

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InChI key

TZMFJUDUGYTVRY-UHFFFAOYSA-N

InChI

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

SMILES string

CCC(=O)C(C)=O

grade

analytical standard

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

Quality Level

100

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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.

Disclaimer

air and light sensitive; packaged under argon

signalword

Danger

Hazard Classifications

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

Storage Class

3 - Flammable liquids

flash_point_f

66.2 °F - open cup

flash_point_c

19 °C - open cup

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Group 4: Flammable liquids + Type 1 petroleums + Hazardous rank II + Water insoluble liquid

fsl

69043-100MG: + 69043-BULK: + 69043-VAR:

jan

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Certificates of Analysis (COA)

Lot/Batch Number
BCCP0080
BCCN4420
BCCN1218
BCCM0985
BCCM3487

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The determination of diacetyl and 2,3-pentanedione in beer head space by chromatography.
Harrison FAG, et al.
Journal of the Institute of Brewing, 71(4), 336-341 (1965)
Bruna R Toledo et al.
Journal of chromatography. A, 1346, 1-7 (2014-05-03)
Solid-phase microextraction (SPME) using cross-linked polymeric ionic liquid (PIL)-based sorbent coatings was used to extract volatile aroma-related compounds from coffee samples. Several PIL-based coatings were screened alongside a commercial poly(acrylate) (PA) SPME coating. The best performing PIL-based SPME fiber, poly(1-vinyl-3-hexadecylimidazolium
Gisele C da Silva et al.
Food chemistry, 167, 71-77 (2014-08-26)
Two methods for the extraction, identification and quantification of the highest occurrence and lowest perception threshold off-flavours in fifteen different samples of Brazilian Pilsner beers were developed. For this purpose, headspace solid phase microextraction in combination with a gas chromatography
Konstantinos E Farsalinos et al.
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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