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Synthetic aroma chemicals

beta-DAMASCONE

Also known as Damasione, 4-(2,6,6-Trimethylcyclohex-1-enyl)but-2-en-4-one, (2E)-1-(2,6,6-trimethylcyclohex-1-en-1-yl)but-2-en-1-one

CAS 23726-91-2Formula C13H20OMolar mass 192.30 g/molEC 245-842-1
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 21 suppliers listed
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beta-DAMASCONE chemical structure, C13H20O, CAS 23726-91-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
23726-91-2
Formula
C13H20O
Molar mass
192.30 g/mol
Physical form
Liquid
HS code
291429
Category
Synthetic aroma chemicals
Illustrative photo, closed blue jerry cans in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is beta-DAMASCONE?

Plain description, key identifiers and synonyms

4-(2,6,6-Trimethylcyclohex-1-enyl)but-2-en-4-one is an enone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-1-(2,6,6-trimethylcyclohexen-1-yl)but-2-en-1-one
CAS number
23726-91-2 CAS number cross-checkedOther or deprecated CAS: 23726-92-3, 2376-92-3, 35044-68-9
EC numbers
245-842-1, 620-561-0
Molecular formula
C13H20O
UNII
I75J0X33Q6, J131X1Y3RE
MDL number
MFCD00661756
INCI name
TRANS-ROSE KETONE-2
InChIKey
BGTBFNDXYDYBEY-FNORWQNLSA-N
InChI
InChI=1S/C13H20O/c1-5-7-11(14)12-10(2)8-6-9-13(12,3)4/h5,7H,6,8-9H2,1-4H3/b7-5+
Canonical SMILES
CC=CC(=O)C1=C(C)CCCC1(C)C
Isomeric SMILES
C/C=C/C(=O)C1=C(CCCC1(C)C)C

Synonyms

  • Damasione
  • 4-(2,6,6-Trimethylcyclohex-1-enyl)but-2-en-4-one
  • (2E)-1-(2,6,6-trimethylcyclohex-1-en-1-yl)but-2-en-1-one
  • Dorinone
  • Dihydro floriffone b
  • E-beta-damascone
  • damascone
  • (E)-beta-Damascone
  • (E)-1-(2,6,6-Trimethylcyclohex-1-en-1-yl)but-2-en-1-one
  • (E)-1-(2,6,6-trimethylcyclohexen-1-yl)but-2-en-1-one
  • beta-Damascone, (E)-
  • 2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-
  • (E)-1-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-2-buten-1-one
  • 2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (2E)-
  • (E)-1-(2,6,6-Trimethylcyclohex-1-enyl)-2-buten-1-one
  • Rose dihydroketone
  • trans-beta-Damascone
  • 4-(2.6.6-Trimethyl cyclohex-1-enyl)-but-2-en-4-one
  • damascone (e-beta-)
  • 2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (E)-
  • A-Damascone (Standard)
  • beta-damascone, trans-
  • 2-Buten-1-one, 1-(2,6,6-trimethylcyclohex-1-enyl)-, (E)-
  • beta-Damascone, >=95%, sum of isomers
  • beta-Damascone, technical, >=90% (GC)
Show all 33 synonyms
  • 2,6,6-Trimethyl-1-crotonoyl-1-cyclohexene
  • beta-Damascone Solution in Acetone, 1000ug/mL
  • trans-2,6,6-trimethyl-1-crotonoyl-1-cyclohexene
  • trans-2,6,6-Trimethyl-1-crotonylcyclohex-1-ene
  • (E)-1-(2,6,6-trimethyl-1-cyclohexenyl)-but-2-en-1-one
  • (E)-1-(2,6,6-trimethylcyclohex-1-enyl)but-2-en-1-one
  • 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-,(E)-2-Buten-1-one
  • 3-Buten-1-one, 4-[2,6,6-trimethyl-1(or 2)-cyclohexen-1-yl]-

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
192.30 g/molcalc.
Exact mass
192.1514 Dacalc.
LogP (octanol/water)
3.66calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
14calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.62calc.
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, C1=CCCCC1

C1=CCCCC1

1 ring, 6 atoms, the Cyclohexene ring system.

5,167 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
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (12)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • 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.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • 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

beta-DAMASCONE suppliers

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All 21 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

21 suppliers in 7 countries

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beta-DAMASCONE 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

Consumer uses: Fragrance.

Cosmetic ingredient, INCI name TRANS-ROSE KETONE-2(perfuming)

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

Frequently asked questions

Quick answers about beta-DAMASCONE, based on the data on this page

What is beta-DAMASCONE?

4-(2,6,6-Trimethylcyclohex-1-enyl)but-2-en-4-one is an enone.

What is the CAS number of beta-DAMASCONE?

The CAS registry number of beta-DAMASCONE is 23726-91-2. Other or deprecated CAS numbers: 23726-92-3, 2376-92-3, 35044-68-9.

What is the molecular formula and weight of beta-DAMASCONE?

The molecular formula of beta-DAMASCONE is C13H20O and its molar mass is 192.30 g/mol.

What is beta-DAMASCONE used for?

Consumer uses: Fragrance.

Is beta-DAMASCONE hazardous?

beta-DAMASCONE carries the GHS signal word "Warning". Main hazards: causes skin irritation, may cause an allergic skin reaction, toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of beta-DAMASCONE?

beta-DAMASCONE 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 beta-DAMASCONE?

CompoundList lists 21 suppliers of beta-DAMASCONE in China, India, United States, France and 3 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy beta-DAMASCONE in India?

7 suppliers in India list beta-DAMASCONE on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of beta-DAMASCONE?

Suppliers quote beta-DAMASCONE 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 beta-DAMASCONE

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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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