9-Decenoic acid
- CAS NO.：14436-32-9
- Empirical Formula: C10H18O2
- Molecular Weight: 170.25
- MDL number: MFCD00036663
- EINECS: 238-410-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:54:56
What is 9-Decenoic acid?
Chemical properties
9-Decenoic acid has a very waxy, somewhat fruity and milky odor.
Occurrence
Reported found in butterfat, Swiss, blue, cheddar, Romano, and Parmesan cheeses and goat, sheep and other cheeses, mutton, hop oil, beer, white and red wine.
The Uses of 9-Decenoic acid
9-Decenoic Acid is used to prepare epothilones A and B via macroaldolization, olefin metathesis and macrolactonization. It is also used to synthesize potent, selective, and efficacious reversible α-ketoheterocycle inhibitors of fatty acid amide hydrolase effective as analgesics.
Definition
ChEBI: A decenoic acid having the double bond at position 9.
Taste threshold values
Taste characteristics at 40 ppm: waxy, creamy, fatty with a cheesy and milky nuance.
Synthesis Reference(s)
Synthetic Communications, 9, p. 63, 1979 DOI: 10.1080/00397917908064130
Tetrahedron Letters, 25, p. 3207, 1984 DOI: 10.1016/S0040-4039(01)91010-X
Properties of 9-Decenoic acid
| Melting point: | 26.5°C |
| Boiling point: | 270 °C (lit.) |
| Density | 0.918 g/mL at 25 °C (lit.) |
| refractive index | n |
| FEMA | 3660 | 9-DECENOIC ACID |
| Flash point: | >230 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform (Sparingly), Methanol (Slightly) |
| form | neat |
| pka | 4.78±0.10(Predicted) |
| color | Colourless |
| Odor | at 10.00 % in dipropylene glycol. waxy green fruity fatty soapy |
| JECFA Number | 328 |
| CAS DataBase Reference | 14436-32-9(CAS DataBase Reference) |
Safety information for 9-Decenoic acid
| 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. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 9-Decenoic acid
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