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74026

Supelco

delta-Decalactone

analytical standard

Synonym(s):

(±)-5-Decanolide, 6-pentyloxan-2-one, δ-Decanolactone, (±)-δ-Pentyl-δ-valerolactone, (±)-6-Pentyltetrahydro-2H-pyran-2-one, 5-Hydroxydecanoic acid δ-lactone

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About This Item

Empirical Formula (Hill Notation):
C10H18O2
CAS Number:
705-86-2
Molecular Weight:
170.25
Beilstein:
117520
EC Number:
211-889-1
MDL number:
MFCD00006649
UNSPSC Code:
12164502
NACRES:
NA.24

grade

analytical standard

Quality Level

100

Assay

≥98.0% (GC)

shelf life

limited shelf life, expiry date on the label

refractive index

n20/D 1.456-1.462
n20/D 1.458 (lit.)

bp

117-120 °C/0.02 mmHg (lit.)

mp

−27 °C (lit.)

density

0.954 g/mL at 25 °C (lit.)

format

neat

SMILES string

CCCCCC1CCCC(=O)O1

InChI

1S/C10H18O2/c1-2-3-4-6-9-7-5-8-10(11)12-9/h9H,2-8H2,1H3

InChI key

GHBSPIPJMLAMEP-UHFFFAOYSA-N

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General description

delta-Decalactone is a six-membered, 10-carbon cyclic monoester, which generally exists in two isomeric forms, R- and S. It is an aroma component with a sweet and milky odor. delta-Decalactone is also employed in dairy and food products for its characteristic fruity flavor.(5)

Application

delta-Decalactone may be used as an analytical standard for the quantification of the analyte in the following:
  • In yogurt using gas chromatography-mass spectrometry (GC-MS).
  • In sweet whey powder using gas chromatography/olfactometry (GC-O) and gas chromatography/mass spectrometry (GC-MS).

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Porcupines: The Animal Answer Guide (2012)
Flavour profiling by gas chromatography?mass spectrometry and sensory analysis of yoghurt derived from ultrasonicated and homogenised milk
Sfakianakis P and Tzia C
International dairy journal, 75(5), 120-128 (2017)
Practical Analysis of Flavor and Fragrance Materials (2011)
Aroma compounds in sweet whey powder
Mahajan SS and Qian CM
Journal of Dairy Science, 87(12), 4057-4063 (2004)

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