(+-)-Fenchone
Fenchone is a carbobicyclic compound that is fenchane in which the hydrogens at position 2 are replaced by an oxo group. It is a component of essential oil from fennel (Foeniculum vulgare). It has a role as a plant metabolite. It is a cyclic terpene ketone, a fenchane monoterpenoid and a carbobicyclic compound. — ChEBI
- IUPAC name
- 1,3,3-trimethylbicyclo[2.2.1]heptan-2-one
- Molecular formula
- C10H16O
- Molecular weight
- 152.23 g/mol
- Exact mass
- 152.120115130 Da
- XLogP3
- 2.3
- Topological polar surface area
- 17.1 Ų
- Hydrogen-bond donors
- 0
- Hydrogen-bond acceptors
- 1
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
16 more reported names
External database identifiers
- ChEBI:CHEBI:4999
- ChEMBL:CHEMBL2268554
- EPA DTXSID:DTXSID9025324
- PubMed:27633901
- PubMed:25636489
- PubMed:22953886
- PubMed:22500428
- PubMed:22493561
- PubMed:22448964
- PubMed:22351439
- PubMed:22219581
- PubMed:22171719
- PubMed:22117129
- PubMed:22099672
- PubMed:21870762
Evidence from additional scientific databases
NIH PubChem PUG-View
Attributed physical-property, hazard, environmental and use annotations.
- Boiling Point: 192.00 to 194.00 °C. @ 760.00 mm Hg Source: Human Metabolome Database (HMDB)
- LogP: 3.52 Source: Human Metabolome Database (HMDB)
- Melting Point: 5-6 °C Source: Human Metabolome Database (HMDB)
- Physical Description: Colorless liquid with a camphor-like odor; mp = 5 deg C; [Chem Service MSDS] Source: Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
- Physical Description: Liquid Source: Human Metabolome Database (HMDB)
- Note: This chemical does not meet GHS hazard criteria for 83% (269 of 324) of all reports. Source: European Chemicals Agency (ECHA)
- Signal: Warning Source: European Chemicals Agency (ECHA)
- GHS Hazard Statements: H226 (13%): Flammable liquid and vapor [Warning Flammable liquids] Source: European Chemicals Agency (ECHA)
- Precautionary Statement Codes: P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement) Source: European Chemicals Agency (ECHA)
- ECHA C&L Notifications Summary: Aggregated GHS information provided per 324 reports by companies from 3 notifications to the ECHA C&L Inventory.; Reported as not meeting GHS hazard criteria per 269 of 324 reports by companies.; There are 2 notifications provided by 55 of 324 reports by companies with hazard statement code(s).; Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website. Source: European Chemicals Agency (ECHA)
- Uses: Use (kg; approx.) in Germany (2009): >10; Consumption (g per capita; approx.) in Germany (2009): 0.000122; Calculated removal (%): 69.2 Source: NORMAN Suspect List Exchange
Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record
Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.
Additional source coverage and match status
| Source | Result | Checked |
|---|---|---|
| NIH PubChem PUG-View | Exact match | 2026-08-31 |
A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.