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Synthetic aroma chemicals

(±)-Fenchone

Also known as Fenchone, 1,3,3-Trimethylbicyclo[2.2.1]heptan-2-one, dl-fenchone

CAS 1195-79-5Formula C10H16OMolar mass 152.24 g/molEC 214-804-6
GHS signal word: Warning. Pictograms: Flammable 15 suppliers listed
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(±)-Fenchone chemical structure, C10H16O, CAS 1195-79-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1195-79-5
Formula
C10H16O
Molar mass
152.24 g/mol
Physical form
Liquid
HS code
291429
Category
Synthetic aroma chemicals
Illustrative photo, closed amber glass reagent bottles on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is (±)-Fenchone?

Plain description, key identifiers and synonyms

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.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,3,3-trimethylbicyclo[2.2.1]heptan-2-one
CAS number
1195-79-5 CAS number cross-checkedOther or deprecated CAS: 126-21-6, 7787-20-4
EC number
214-804-6
Molecular formula
C10H16O
MDL number
MFCD00248429
INCI name
FENCHONE
InChIKey
LHXDLQBQYFFVNW-UHFFFAOYSA-N
InChI
InChI=1S/C10H16O/c1-9(2)7-4-5-10(3,6-7)8(9)11/h7H,4-6H2,1-3H3
SMILES (canonical and isomeric)
CC1(C2CCC(C2)(C1=O)C)C

Synonyms

  • Fenchone
  • 1,3,3-Trimethylbicyclo[2.2.1]heptan-2-one
  • dl-fenchone
  • 1,3,3-Trimethyl-2-norbornanone
  • Fenchon
  • 2-Norbornanone, 1,3,3-trimethyl-
  • 1,3,3-Trimethyl-2-norcamphanone
  • 1,3,3-Trimethylnorcamphor
  • (.+/-.)-Fenchone
  • Bicyclo[2.2.1]heptan-2-one, 1,3,3-trimethyl-
  • 1,3,3-Trimethylbicyclo(2.2.1)heptan-2-one
  • Bicyclo(2.2.1)heptan-2-one, 1,3,3-trimethyl-
  • (+-)-Fenchone
  • 2,2,4-trimethylbicyclo(2.2.1)heptan-3-one
  • fenchone, (+-)-isomer
  • alpha-Fenchone
  • (+/-)-fenchone
  • D-Fenchone, 96
  • 1,3,3-Trimethylnorbornan-2-one
  • 1,3-Trimethylnorcamphor
  • Bicyclo[2.2.1]heptan-2-one, 1,3,3-trimethyl-, (1S,4R)-
  • Bicyclo[2.2.1]heptane-2-one,1,3,3-trimethyl
  • 1,3-Trimethyl-2-norbornanone
  • 1,3-Trimethyl-2-norcamphanone
  • 2-Norbornanone,3,3-trimethyl-
Show all 36 synonyms
  • 1,3-Trimethylbicyclo[2.2.1]heptan-2-one
  • Bicyclo[2.2.1]heptan-2-one,3,3-trimethyl-
  • (1R,4S)-(+)-fenchone
  • iso-Fenchone
  • fenchan-2-one
  • 3,3-dimethyl-
  • Camphor EP Impurity E
  • 3,3-dimethyl-8,9-dinorbornan
  • ( inverted exclamation mark_)-Fenchone
  • 2-norbornanone,1,3,3-trimethyl-,(+/-)-
  • 1.3.3-trimethylbicyclo(2.2.1)heptan-2-one

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
152.24 g/molcalc.
Exact mass
152.1201 Dacalc.
LogP (octanol/water)
2.4calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
11calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.9calc.
Formal charge
0calc.
Stereocentres
2calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1CC2CCC1C2

O=C1CC2CCC1C2

2 rings, 8 atoms, the Bicyclo(2.2.1)heptan-2-one ring system.

461 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS02: Flammable
Flammable

Hazard statements

  • H226Flammable liquid and vapour.
Precautionary statements (11)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

(±)-Fenchone suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 15 suppliers
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Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

15 suppliers in 4 countries

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(±)-Fenchone price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name FENCHONE(perfuming)

Roles

  • eukaryotic metabolite
  • metabolite
  • plant metabolite

Functional uses

  • Fragrance

Cosmetic functions

  • Perfuming

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code (±)-Fenchone is traded under.

HS 2914.29Indicative HS code

Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, other

World exports in 2024
$1B
+6.6% vs 2023, imports $980M
2019 to 2024
Top exporters
  1. China32.5%
  2. India * partner reported12.9%
  3. Germany12.3%
Top importers
  1. United States15.7%
  2. Japan8.7%
  3. Germany8.7%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for (±)-Fenchone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about (±)-Fenchone, based on the data on this page

What is (±)-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.

What is the CAS number of (±)-Fenchone?

The CAS registry number of (±)-Fenchone is 1195-79-5. Other or deprecated CAS numbers: 126-21-6, 7787-20-4.

What is the molecular formula and weight of (±)-Fenchone?

The molecular formula of (±)-Fenchone is C10H16O and its molar mass is 152.24 g/mol.

What is (±)-Fenchone used for?

Known uses and roles of (±)-Fenchone include fragrance ingredients in cosmetics and personal care, fragrance ingredients in flavors and fragrances, terpenes and terpenoids in flavors and fragrances, aldehydes and ketones in flavors and fragrances, eukaryotic metabolite and 4 more.

Is (±)-Fenchone hazardous?

(±)-Fenchone carries the GHS signal word "Warning". Main hazards: flammable liquid and vapour. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of (±)-Fenchone?

(±)-Fenchone is usually classified under HS code 291429 (Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (±)-Fenchone?

CompoundList lists 15 suppliers of (±)-Fenchone in United States, China, India and Hong Kong. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy (±)-Fenchone in India?

3 suppliers in India list (±)-Fenchone on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of (±)-Fenchone?

Suppliers quote (±)-Fenchone on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle (±)-Fenchone

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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