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301744

Sigma-Aldrich

3-Ethyl-2-hydroxy-2-cyclopenten-1-one solution

50 wt. % in propylene glycol

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About This Item

Empirical Formula (Hill Notation):
C7H10O2
CAS Number:
Molecular Weight:
126.15
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

form

liquid

concentration

50 wt. % in propylene glycol

refractive index

n20/D 1.476

density

1.067 g/mL at 25 °C

functional group

ketone

storage temp.

2-8°C

SMILES string

CCC1=C(O)C(=O)CC1

InChI

1S/C7H10O2/c1-2-5-3-4-6(8)7(5)9/h9H,2-4H2,1H3

InChI key

JHWFWLUAUPZUCP-UHFFFAOYSA-N

General description

3-Ethyl-2-hydroxy-2-cyclopenten-1-one is formed by thermal degradation of ascorbic acid. It is an aroma compound formed from the reactions of L-ascorbic acid with L-threonine/L-serine at different pH values.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Skin Sens. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

224.6 °F

Flash Point(C)

107 °C

Regulatory Information

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The effect of pH on the formation of aroma compounds produced by heating a model system containing l-ascorbic acid with l-threonine/l-serine.
Yu A-N and Zhang A-D.
Food Chemistry, 119(1), 214-219 (2010)

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