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Aldehydes and ketones

Piperitone, L-

Also known as l-piperitone, (-)-piperitone, (R)-6-(Isopropyl)-3-methylcyclohex-2-en-1-one

CAS 4573-50-6Formula C10H16OMolar mass 152.24 g/molEC 224-957-0
GHS signal word: Warning. Pictograms: Harmful or irritant 1 supplier listed
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Piperitone, L- chemical structure, C10H16O, CAS 4573-50-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4573-50-6
Formula
C10H16O
Molar mass
152.24 g/mol
EC number
224-957-0
HS code
291429
Category
Aldehydes and ketones

What is Piperitone, L-?

Plain description, key identifiers and synonyms

(-)-piperitone is a piperitone. It is an enantiomer of a (+)-piperitone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(6R)-3-methyl-6-propan-2-ylcyclohex-2-en-1-one
CAS number
4573-50-6 CAS number cross-checked
EC number
224-957-0
Molecular formula
C10H16O
UNII
8GZY0Q0N20
MDL number
MFCD23380212
InChIKey
YSTPAHQEHQSRJD-SECBINFHSA-N
InChI
InChI=1S/C10H16O/c1-7(2)9-5-4-8(3)6-10(9)11/h6-7,9H,4-5H2,1-3H3/t9-/m1/s1
Canonical SMILES
CC1=CC(=O)C(C(C)C)CC1
Isomeric SMILES
CC1=CC(=O)[C@H](CC1)C(C)C

Synonyms

  • l-piperitone
  • (-)-piperitone
  • (R)-6-(Isopropyl)-3-methylcyclohex-2-en-1-one
  • 2-Cyclohexen-1-one, 3-methyl-6-(1-methylethyl)-, (6R)-
  • (6R)-6-isopropyl-3-methylcyclohex-2-en-1-one
  • (6R)-3-methyl-6-(1-methylethyl)-2-cyclohexen-1-one
  • (R)-6-Isopropyl-3-methylcyclohex-2-en-1-one
  • (6R)-3-methyl-6-propan-2-ylcyclohex-2-en-1-one
  • (6R)-3-methyl-6-(propan-2-yl)cyclohex-2-en-1-one
  • (R)-Piperitone
  • (r)-(-)-piperitone
  • piperiton
  • (-)-p-Menth-1-en-3-one
  • (-)-6-Isopropyl-3-methyl-2-cyclohexen-1-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

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
152.24 g/molcalc.
Exact mass
152.1201 Dacalc.
LogP (octanol/water)
2.57calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
11calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.7calc.
Formal charge
0calc.
Stereocentres
1calc.
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=C1C=CCCC1

O=C1C=CCCC1

1 ring, 7 atoms, the 2-Cyclohexen-1-one ring system.

1,362 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.
Precautionary statements (6)
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.

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

Piperitone, L- suppliers

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Where suppliers are based

1 supplier in 1 country

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Piperitone, L- 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
  • Fragrance

Regulatory status

Inventories, regulations and trade controls that list this substance

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 Piperitone, L- 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 Piperitone, L- is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Piperitone, L-, based on the data on this page

What is Piperitone, L-?

(-)-piperitone is a piperitone. It is an enantiomer of a (+)-piperitone.

What is the CAS number of Piperitone, L-?

The CAS registry number of Piperitone, L- is 4573-50-6.

What is the molecular formula and weight of Piperitone, L-?

The molecular formula of Piperitone, L- is C10H16O and its molar mass is 152.24 g/mol.

What is Piperitone, L- used for?

Known uses and roles of Piperitone, L- include building blocks in research and laboratory, screening compounds in research and laboratory, flavouring and nutrient and fragrance.

Is Piperitone, L- hazardous?

Piperitone, L- carries the GHS signal word "Warning". Main hazards: causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Piperitone, L-?

Piperitone, L- 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 Piperitone, L-?

CompoundList lists 1 supplier of Piperitone, L- in United Kingdom. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Piperitone, L-?

Suppliers quote Piperitone, L- 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 Piperitone, L-

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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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