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Synthetic aroma chemicals

(-)-Cedrene

Also known as alpha-Cedrene, Levo-alpha-cedrene, 1H-3a,7-Methanoazulene, 2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-, (3R,3aS,7S,8aS)-

CAS 469-61-4Formula C15H24Molar mass 204.36 g/molEC 207-418-4
GHS signal word: Danger. Pictograms: Flammable, Serious health hazard, Hazardous to the environment 4 suppliers listed
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(-)-Cedrene chemical structure, C15H24, CAS 469-61-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
469-61-4
Formula
C15H24
Molar mass
204.36 g/mol
EC number
207-418-4
HS code
290219
Category
Synthetic aroma chemicals

What is (-)-Cedrene?

Plain description, key identifiers and synonyms

Cedr-8-ene is a sesquiterpene that is cedrane which has a double bond between positions 8 and 9. It has a role as a volatile oil component and a human urinary metabolite. It is a sesquiterpene, a polycyclic olefin, a bridged compound and a carbotricyclic compound. It derives from a hydride of a cedrane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1S,2R,5S,7S)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undec-8-ene
CAS number
469-61-4 CAS number cross-checked
EC number
207-418-4
Molecular formula
C15H24
UNII
50D4A81G8T
MDL number
MFCD00063003
INCI name
ALPHA-CEDRENE
InChIKey
IRAQOCYXUMOFCW-OSFYFWSMSA-N
InChI
InChI=1S/C15H24/c1-10-7-8-15-9-12(10)14(3,4)13(15)6-5-11(15)2/h7,11-13H,5-6,8-9H2,1-4H3/t11-,12+,13+,15+/m1/s1
Canonical SMILES
CC1=CCC23CC1C(C)(C)C2CCC3C
Isomeric SMILES
C[C@@H]1CC[C@@H]2[C@]13CC=C([C@H](C3)C2(C)C)C

Synonyms

  • alpha-Cedrene
  • Levo-alpha-cedrene
  • 1H-3a,7-Methanoazulene, 2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-, (3R,3aS,7S,8aS)-
  • (1S,2R,5S,7S)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undec-8-ene
  • (1S,2R,5S,7S)-2,6,6,8-tetramethyltricyclo(5.3.1.01,5)undec-8-ene
  • (1S,4aS,6S,8aS)-1-hydroxy-6,8a-dimethyl-5-methylene-4a,6,7,8-tetrahydro-4H-naphthalene-1,2-dicarbaldehyde
  • (-)-alpha-cedrene
  • Cedr-8-ene
  • 1H-3a,7-Methanoazulene, 2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-,(3R,3aS,7S,8aS)-
  • (-)--Cedrene
  • [3R-(3alpha,3abeta,7beta,8aalpha)]-2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulene
  • alpha-cederene
  • (1S,2R,5S,7S)-2,6,6,8-tetramethyltricyclo[5.3.1.0(1,5)]undec-8-ene
  • (3R,3aS,7S,8aS)-3,6,8,8-Tetramethyl-2,3,4,7,8,8a-hexahydro-1H-3a,7-methanoazulene
  • Laevo-alpha-cedrene
  • (?)-|A-Cedrene
  • (-)-a-Cedrene (major, contains (+)-b-cedrene)
  • cent-Cedrene
  • ()-alpha-Cedrene
  • (3R-(3alpha,3Abeta,7beta,8aalpha))-2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulene
  • 1H-3a,7-Methanoazulene, 2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-, [3R-(3alpha,3abeta,7beta,8aalpha)]-
  • Di-epi-alpha-cedrene
  • 1,7-diepi-alpha-cedrene
  • ?-Cedrene, sum of isomers
  • 3-05-00-01095 (Beilstein Handbook Reference)
Show all 32 synonyms
  • a-Cedrene 100 microg/mL in Methanol
  • (-)-alpha-Cedrene, >=95.0% (sum of enantiomers, GC)
  • (1S,2R,5S,7S)-2,6,6,8-tetramethyltricyclo[5.3.1.0,1,5]undec-8-ene
  • (3R,3aS,7R,8aS)-3,6,8,8-Tetramethyl-2,3,4,7,8,8a-hexahydro-1H-3a,7-methanoazulene
  • (3R,3as,7S,8as)-2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulene
  • (3r-(3alpha,3a.beta.,7beta,8a.alpha.))-2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulene
  • 1H-3a,7-methanoazulene,2,3,4,7,8,8a-hexahydro-3,6,8,8-tetramethyl-,[3R-(3alpha,3abeta,7beta,8aalpha)]-

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
204.36 g/molcalc.
Exact mass
204.1878 Dacalc.
LogP (octanol/water)
4.42calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
15calc.
Rings
3calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.87calc.
Formal charge
0calc.
Stereocentres
4calc.
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, C1=CC2CC3CCCC3(C1)C2

C1=CC2CC3CCCC3(C1)C2

3 rings, 11 atoms.

18 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H226Flammable liquid and vapour.
  • H304May be fatal if swallowed and enters airways.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (16)
  • 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.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P331Do not induce vomiting.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P391Collect spillage.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • 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

(-)-Cedrene suppliers

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Where suppliers are based

4 suppliers in 2 countries

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(-)-Cedrene 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 ALPHA-CEDRENE(perfuming)

Roles

  • animal metabolite
  • eukaryotic metabolite
  • human metabolite
  • human urinary metabolite
  • mammalian metabolite
  • metabolite
  • plant metabolite
  • volatile oil component

Functional uses

  • Flavouring and nutrient
  • 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 (-)-Cedrene is traded under.

HS 2902.19Indicative HS code

Cyclanes, cyclenes and cycloterpenes, other

World exports in 2024
$979M
+24.3% vs 2023, imports $1B
2019 to 2024
Top exporters
  1. China23.4%
  2. United States20.6%
  3. Germany13.6%
Top importers
  1. India * partner reported9.9%
  2. United States9.8%
  3. South Korea9.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is (-)-Cedrene?

Cedr-8-ene is a sesquiterpene that is cedrane which has a double bond between positions 8 and 9. It has a role as a volatile oil component and a human urinary metabolite. It is a sesquiterpene, a polycyclic olefin, a bridged compound and a carbotricyclic compound. It derives from a hydride of a cedrane.

What is the CAS number of (-)-Cedrene?

The CAS registry number of (-)-Cedrene is 469-61-4.

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

The molecular formula of (-)-Cedrene is C15H24 and its molar mass is 204.36 g/mol.

What is (-)-Cedrene used for?

Known uses and roles of (-)-Cedrene include fragrance ingredients in cosmetics and personal care, fragrances in home care and cleaning, fragrance ingredients in flavors and fragrances, terpenes and terpenoids in flavors and fragrances, animal metabolite and 10 more.

Is (-)-Cedrene hazardous?

(-)-Cedrene carries the GHS signal word "Danger". Main hazards: flammable liquid and vapour, may be fatal if swallowed and enters airways, very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of (-)-Cedrene?

(-)-Cedrene is usually classified under HS code 290219 (Cyclanes, cyclenes and cycloterpenes, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (-)-Cedrene?

CompoundList lists 4 suppliers of (-)-Cedrene in China and Poland. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of (-)-Cedrene?

Suppliers quote (-)-Cedrene 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 (-)-Cedrene

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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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