delta-Tetradecalactone
Synonym(s):δ-Tetradecane lactone;Tetrahydro-6-nonyl-2H-pyran-2-one
- CAS NO.：2721-22-4
- Empirical Formula: C14H26O2
- Molecular Weight: 226.35
- MDL number: MFCD00059809
- EINECS: 220-334-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:27:05
What is delta-Tetradecalactone ?
Occurrence
Reported found in blue cheeses, cheddar cheese, parmesan cheese, buttermilk, heated butter, chicken fat, heated beef fat, milk, lamb and mutton liver, pork fat and coconut meat and oil.
Definition
ChEBI: Delta-Tetradecalactone is a delta-lactone.
Aroma threshold values
Detection: 1.7 ppb
Taste threshold values
Taste characteristics at 20 ppm: buttery, fatty, creamy, with sweet milky and dairy nuances.
General Description
δ-Tetradecalactone is a flavoring substance that is reported to occur in ovine fat, beef fat, heated butter and cheddar cheese.
Properties of delta-Tetradecalactone
| Melting point: | 130-135°C |
| Boiling point: | 130-135 °C/5 mmHg (lit.) |
| Density | 0.935 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3590 | DELTA-TETRADECALACTONE |
| Flash point: | >230 °F |
| storage temp. | Sealed in dry,Room Temperature |
| form | clear liquid |
| color | Colorless to Almost colorless |
| Specific Gravity | 0.94 |
| Odor | at 100.00 %. waxy creamy buttery oily fatty cheesy milky dairy |
| JECFA Number | 238 |
| CAS DataBase Reference | 2721-22-4(CAS DataBase Reference) |
| NIST Chemistry Reference | 2H-pyran-2-one, tetrahydro-6-nonyl-(2721-22-4) |
| EPA Substance Registry System | 2H-Pyran-2-one, tetrahydro-6-nonyl- (2721-22-4) |
Safety information for delta-Tetradecalactone
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for delta-Tetradecalactone
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