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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 5374527Generated: October 27, 2026

beta-DAMASCONE

β-Damascone · (E)-1-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-2-buten-1-one · FEMA 3243 · (E)-1-(2,6,6-Trimethylcyclohex-1-en-1-yl)but-2-en-1-one · (E)-β-Damascone · DORINONE BETA FAB · (e)-beta-damascone · 2,6,6-trimethyl-1-trans-crotonoyl-1,3-cyclohexadiene

https://huagongshe.com/en/chemical/5374527

beta-DAMASCONE molecular structure

Identifiers & Physical Properties

CAS No.23726-91-2
Molecular formulaC13H20O
Average molar mass192.3 g/mol
Monoisotopic mass192.15141526 g/mol
SMILESC/C=C/C(=O)C1=C(C)CCCC1(C)C
InChIKeyBGTBFNDXYDYBEY-FNORWQNLSA-N
PubChem CID5374527
ChEMBLCHEMBL4565078
ChEBICHEBI:192137
EC No.245-842-1
DTXSIDDTXSID7051890

Chemical & Physical Properties

XLogP3.5
Topological polar surface area17.1
Hydrogen bond donors0
Hydrogen bond acceptors1
Rotatable bonds2
Heavy atoms14
Formal charge0
Complexity292
FragrancesFragrance Ingredient ((2E)-1-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-2-buten-1-one) -> IFRA transparency List
Food additivesFLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Flavoring agentsEU Flavoring substances
Boiling point200.00 °C. @ 760.00 mm Hg271℃
Physical DescriptionLiquid
Density0.934 g/mL at 20 °C(lit.)
Vapor pressure2.6Pa at 25℃
FEMA3243 | 1-(2,6,6-TRIMETHYL-1-CYCLOHEXEN-1-YL)-2-BUTEN-1-ONE
Refractive indexn20/D 1.498
FLAVIS Number07.224 | tr-1-(2,6,6-Trimethyl-1-cyclohexen-1-yl)but-2-en-1-one
Flash point108℃
Storage conditions-20°C
SolubilityChloroform (Slightly), DMSO (Slightly)192.3mg/L(25 ºC)
Physical stateOil
ColorColourless to Pale Yellow
Odorat 1.00 % in dipropylene glycol. fruity floral berry plum blackcurrant honey rose tobacco
Odor typefruity
JECFA Number384
BRN2046078
StabilityLight Sensitive
Cosmetics Ingredients FunctionsPERFUMING
InChI1S/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+
InChIKeyBGTBFNDXYDYBEY-FNORWQNLSA-N
SMILESC\C=C\C(=O)C1=C(C)CCCC1(C)C
LogP (partition coefficient)3.68
FDA UNIII75J0X33Q6
EPA Substance Registry System2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (2E)- (23726-91-2)
UNSPSC Code41116107
NACRESNA.25
GHS pictogramGHS07,GHS09
Signal wordWarning
GHS hazard statementsH315-H317-H411
GHS precautionary statementsP261-P264-P272-P273-P280-P302+P352
Personal protective equipment (PPE)Eyeshields, Faceshields, Gloves
Hazard symbolsXi
Risk statements (R)43
Safety statements (S)36/37
Water hazard class (WGK)2
RTECS numberEN0340000
F10-23
TSCA inventory statusTSCA listed
Customs code29142990
Storage class10 - Combustible liquids
Hazard classAquatic Chronic 2Skin Irrit. 2Skin Sens. 1B
REACH registrationsActive

Safety & Regulations

GHS classificationWarningH315 (23%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P272, P273, P280, P302+P352, P321, P332+P317, P333+P317, P362+P364, P391, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 610 reports by companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.H317: May cause an allergic skin reaction [Warning Sensitization, Skin]
Regulatory informationChemical: 2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (E)-Regulation (EC) No 1831/2003 (amended)2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (2E)- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 2-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, (2E)- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 07-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/165852-Buten-1-one, 1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-,(2E)-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Other safety informationIMAP assessments - Damascones: Human health tier II assessment
Hazard Classes and CategoriesSkin Irrit. 2 (23%)Skin sensitisation - category 1
F10-23
Personal protective equipment (PPE)Eyeshields, Faceshields, Gloves
Water hazard class (WGK)2
TSCA inventory statusTSCA listed
RTECS numberEN0340000
Customs code29142990
Risk statements (R)43

Applications & Uses

Uses

(E)-β-Damascone is an odorant found in some food, tea and tobacco plants. It is found to inhibit lipopolysaccharide mediated nitric oxide production through nuclear factor E2-related protein 2 signaling in human colon adenocarcinoma and mouse macrophage.

Signal word
Warning
GHS pictogramGHS07,GHS09
Hazard symbolsXi
Safety statements (S)36/37
Storage class10 - Combustible liquids
GHS hazard statementsH315-H317-H411
REACH registrationsActive
Hazard classAquatic Chronic 2Skin Irrit. 2Skin Sens. 1B
GHS precautionary statementsP261-P264-P272-P273-P280-P302+P352