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Aldehydes and ketones

Piperitenone

Also known as 3-Terpinolenone, Pulespenone, p-Mentha-1,4(8)-dien-3-one

CAS 491-09-8Formula C10H14OMolar mass 150.22 g/molEC 207-729-5
GHS signal word: Warning. Pictograms: Harmful or irritant
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Piperitenone chemical structure, C10H14O, CAS 491-09-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
491-09-8
Formula
C10H14O
Molar mass
150.22 g/mol
EC number
207-729-5
HS code
291429
Category
Aldehydes and ketones

What is Piperitenone?

Plain description, key identifiers and synonyms

Piperitenone is a p-menthadien-3-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-methyl-6-propan-2-ylidenecyclohex-2-en-1-one
CAS number
491-09-8 CAS number cross-checked
EC number
207-729-5
Molecular formula
C10H14O
UNII
IKR841W74D
MDL number
MFCD02185425
InChIKey
HKZQJZIFODOLFR-UHFFFAOYSA-N
InChI
InChI=1S/C10H14O/c1-7(2)9-5-4-8(3)6-10(9)11/h6H,4-5H2,1-3H3
SMILES (canonical and isomeric)
CC1=CC(=O)C(=C(C)C)CC1

Synonyms

  • 3-Terpinolenone
  • Pulespenone
  • p-Mentha-1,4(8)-dien-3-one
  • 2-Cyclohexen-1-one, 3-methyl-6-(1-methylethylidene)-
  • 3-Methyl-6-(1-methylethylidene)cyclohex-2-en-1-one
  • 1-Methyl-4-isopropylidene-1-cyclohexen-3-one
  • 3-Methyl-6-(propan-2-ylidene)cyclohex-2-enone
  • 3-Methyl-6-(1-methylethylidene)-2-cyclohexen-1-one
  • 3-methyl-6-propan-2-ylidenecyclohex-2-en-1-one
  • 3-methyl-6-(propan-2-ylidene)cyclohex-2-en-1-one
  • 6-isopropylidene-3-methyl-cyclohex-2-en-1-one
  • p-Menth-1,4(8)-dien-3-one
  • Piperitenone, piperitenone
  • Hkzqjzifodolfr-uhfffaoysa-
  • 6-Isopropylidene-3-methyl-2-cyclohexenone
  • 3-Methyl-6-(1-methylethylidene)-2-cyclohexen-1-one #
  • 3-Methyl-6-(1-methylethylidene)-2-cyclohexen-1-one, 9CI

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
150.22 g/molcalc.
Exact mass
150.1045 Dacalc.
LogP (octanol/water)
2.63calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
11calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
0calc.
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, C=C1CCC=CC1=O

C=C1CCC=CC1=O

1 ring, 8 atoms.

17 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
  • H412Harmful to aquatic life with long lasting effects.
Precautionary statements (17)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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

Piperitenone suppliers

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Piperitenone 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

Functional uses

  • Flavouring and nutrient

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Inactive 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 Piperitenone 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 Piperitenone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Piperitenone, based on the data on this page

What is Piperitenone?

Piperitenone is a p-menthadien-3-one.

What is the CAS number of Piperitenone?

The CAS registry number of Piperitenone is 491-09-8.

What is the molecular formula and weight of Piperitenone?

The molecular formula of Piperitenone is C10H14O and its molar mass is 150.22 g/mol.

What is Piperitenone used for?

Known uses and roles of Piperitenone include building blocks in research and laboratory, screening compounds in research and laboratory and flavouring and nutrient.

Is Piperitenone hazardous?

Piperitenone carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Piperitenone?

Piperitenone 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 Piperitenone?

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What is the price of Piperitenone?

Suppliers quote Piperitenone 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 Piperitenone

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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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