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Synthetic aroma chemicals

Isocedranone

Also known as Cedran-9-one, 1H-3a,7-Methanoazulen-5(4H)-one, hexahydro-3,6,8,8-tetramethyl-, (3R,3aR,6S,7S,8aS)-, 3,6,8,8-Tetramethylhexahydro-1H-3a,7-methanoazulene-5(4H)-one

CAS 13794-73-5Formula C15H24OMolar mass 220.36 g/molEC 237-450-4
GHS signal word: Warning. Pictograms: Harmful or irritant
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Isocedranone chemical structure, C15H24O, CAS 13794-73-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
13794-73-5
Formula
C15H24O
Molar mass
220.36 g/mol
EC number
237-450-4
HS code
291429
Category
Synthetic aroma chemicals

What is Isocedranone?

Plain description, key identifiers and synonyms

Isocedranone is a chemical substance with the molecular formula C15H24O and a molar mass of 220.36 g/mol. Its CAS registry number is 13794-73-5. The IUPAC name is (1R,2R,5S,7S,8S)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undecan-9-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1R,2R,5S,7S,8S)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undecan-9-one
CAS number
13794-73-5 CAS number cross-checked
EC number
237-450-4
Molecular formula
C15H24O
INCI name
HEXAHYDRO-TETRAMETHYL-METHANOAZULEN-5-ONE
InChIKey
CHPQWDBBFXQHQC-JNOZFCTMSA-N
InChI
InChI=1S/C15H24O/c1-9-5-6-13-14(3,4)11-7-15(9,13)8-12(16)10(11)2/h9-11,13H,5-8H2,1-4H3/t9-,10+,11+,13+,15-/m1/s1
Canonical SMILES
CC1C(=O)CC23CC1C(C)(C)C2CCC3C
Isomeric SMILES
C[C@@H]1CC[C@@H]2[C@@]13C[C@H](C2(C)C)[C@@H](C(=O)C3)C

Synonyms

  • Cedran-9-one
  • 1H-3a,7-Methanoazulen-5(4H)-one, hexahydro-3,6,8,8-tetramethyl-, (3R,3aR,6S,7S,8aS)-
  • 3,6,8,8-Tetramethylhexahydro-1H-3a,7-methanoazulene-5(4H)-one
  • (3R-(3alpha,3abeta,6alpha,7beta,8aalpha))-Hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methenoazulen-5(4H)-one
  • (1R,2R,5S,7S,8S)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undecan-9-one
  • [3R-(3alpha,3abeta,6alpha,7beta,8aalpha)]-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulen-5(4H)-
  • (3R-(3alpha,3Abeta,6alpha,7beta,8aalpha))-hexahydro-3,6,8,8-tetramethyl-1H-3a,7-methanoazulen-5(4H)-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
220.36 g/molcalc.
Exact mass
220.1827 Dacalc.
LogP (octanol/water)
3.67calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
16calc.
Rings
3calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.93calc.
Formal charge
0calc.
Stereocentres
5calc.
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=C1CC2CC3CCCC3(C1)C2

O=C1CC2CC3CCCC3(C1)C2

3 rings, 12 atoms.

3 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

Isocedranone suppliers

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Isocedranone 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 HEXAHYDRO-TETRAMETHYL-METHANOAZULEN-5-ONE(perfuming)

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

Frequently asked questions

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

What is Isocedranone?

Isocedranone is a chemical substance with the molecular formula C15H24O and a molar mass of 220.36 g/mol. Its CAS registry number is 13794-73-5. The IUPAC name is (1R,2R,5S,7S,8S)-2,6,6,8-tetramethyltricyclo[5.3.1.01,5]undecan-9-one.

What is the CAS number of Isocedranone?

The CAS registry number of Isocedranone is 13794-73-5.

What is the molecular formula and weight of Isocedranone?

The molecular formula of Isocedranone is C15H24O and its molar mass is 220.36 g/mol.

What is Isocedranone used for?

Known uses and roles of Isocedranone 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, perfuming and 1 more.

Is Isocedranone hazardous?

Isocedranone 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 Isocedranone?

Isocedranone 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 Isocedranone?

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What is the price of Isocedranone?

Suppliers quote Isocedranone 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 Isocedranone

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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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