Pentan-2,3-dion

2,3-Pentanedione

HCID 11747CAS 600-14-6

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Grundinformationen

Standard-SMILES
CCC(=O)C(C)=O
InChIKey
TZMFJUDUGYTVRY-UHFFFAOYSA-N
Summenformel
C5H8O2
Durchschnittliche Molmasse
100,117 g/mol
Monoisotopische Masse
100,0524295

Namen und Bezeichner

Bevorzugter Name
2,3-Pentanedione
IUPAC
Pentane-2,3-dione
Lokaler Name
Pentan-2,3-dion
Englischer Name
2,3-Pentanedione
Summenformel
C5H8O2
Molmasse
100.12

Namen und Synonyme

2,3-Pentadione2,3-pentandione3-Pentanedione2,3-PentandionAcethylpropionylACETYL PROPIONYL, NATURALPENTANDION-2,3CH3C(O)C(O)C2H52,3-Pentanedione2.6-Pentanedione

Datenbank-Bezeichner

CAS
600-14-6
PubChem CID
11747
DTXSID
DTXSID6051435
ChEMBL
CHEMBL192809
ChEBI
CHEBI:52774
UNII
K4WBE45SCM
EC Number
209-984-8
Nikkaji
J69.485A

Eigenschaften

Physikochemische Eigenschaften

Schmelzpunkt
-52 °C · -52 °C (lit.)
Siedepunkt
110 · 110-112 °C (lit.)
Dichte
0.957 g/mL · 0.957 g/mL at 25 °C (lit.)
Dampfdruck
28.5 hPa · 28.5 hPa (20 °C)
FEMA
2841 · 2841 | 2,3-PENTANEDIONE
Brechungsindex
20 · n20/D 1.404(lit.)

Sicherheit und Regulatorisches

Sicherheitsdaten

F
9-23
wgk
1
tsca
TSCA listed
ridadr
UN 1224 3/PG 2
hs_code
29141990
RTECS-Nr.
SA1850000

Chemie und Industrie

Anwendungen · 2 Einträge

Occurrence2,3-Pentanedione occurs in butter, bread, milk, yogurt, chicken, meat, cocoa, coffee, potato chips, roasted almonds, pecans, beer, red and white wine, rum and whiskey. The organoleptic profile can be described as creamy, penetrating, cheesy, oily, sweet, buttery, almondlike, brown roasted, and somewhat caramellic, with a fruity nuance.

Verwenden2,3-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).

Darstellung

synthetischeBy oxidation of methyl propyl ketone with excess NaNO2 and diluted HCl in the presence of hydroxylamine hydrochloride under a nitrogen blanket.

Anbieter50 Anbieter

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河北创海生物科技有限公司+86-86-13131129325 · [email protected]

Ergänzende Hinweise

DefinitionChEBI: 2,3-Pentanedione is an alpha-diketone that is pentane substituted at the 2- and 3-positions by oxo groups. It has a role as a flavouring agent. It is an alpha-diketone and a methyl ketone. It derives from a hydride of a pentane.

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