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)
Synonyms: (+/-)-5-Decanolide; delta-Decanolactone; (+/-)-delta-Pentyl-delta-valerolactone; (+/-)-6-Pentyltetrahydro-2H-pyran-2-one; 5-Hydroxydecanoic acid delta-lactone
Molecular Formula: C10H18O2
Molecular Weight: 170.25
Linear Structural Formula: C10H18O2
MDL Number: MFCD00006649
Purity: >=98.0% (GC)
Melting Point: -27 C (lit.)
Density: 0.954 g/mL at 25 C (lit.)
Refractive Index: n20/D 1.456-1.462; n20/D 1.458 (lit.)
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).