dimethyl ionone

General Material Information

Preferred name	dimethyl ionone
Trivial Name	2-Methyl-1-(2,2,6-trimethylcyclohexen-1-yl)-1-penten-3-one
Short Description	velvetone (Bedoukian)
Formula	C15 H24 O
CAS Number	68555-94-2
ECHA Number	271-463-6
FDA UNII	7FHT56106E
xLogP3-AA	4.10 (est)
NMR Predictor	External link
Synonyms	2-methyl-1-(2,2,6-trimethyl cyclohexen-1-yl) pent-1-en-3-one (E)-2-methyl-1-(2,2,6-trimethyl-1-cyclohex-3-enyl)pent-1-en-3-one (E)-2-methyl-1-(2,2,6-trimethylcyclohex-3-en-1-yl)pent-1-en-3-one 2-methyl-1-(2,2,6-trimethylcyclohexen-1-yl)pent-1-en-3-one 4-methyl-homo-alpha-ionone 1-penten-3-one, 2-methyl-1-(2,2,6-trimethylcyclohexenyl)- velvetone (Bedoukian) (E)-2-methyl-1-(2,2,6-trimethyl-1-cyclohex-3-enyl)pent-1-en-3-one 1-Penten-3-one, 2-methyl-1-(2,2,6-trimethylcyclohexen-1-yl)- 1-Penten-3-one, 2-methyl-1-(2,2,6-trimethylcyclohexenyl)- 2-Methyl-1-(2,2,6-trimethylcyclohexen-1-yl)-1-penten-3-one

(IUPAC):	Atomic Weights of the Elements 2011 (pdf)
Videos:	The Periodic Table of Videos
tgsc:	Atomic Weights use for this web site
(IUPAC):	Periodic Table of the Elements
HMDB (The Human Metabolome Database):	Search
Export Tariff Code:	2914.23.0000
ChemSpider:	View

Bedoukian Research	BOC Sciences
Liaison Carbone	Penta International
Penta International Corporation

Material listed in food chemical codex	No
Molecular weight	220.35548400879
Specific gravity	@ 25 °C
Pounds per Gallon	7.655 to 7.739
Refractive Index	1.495 to 1.505 @ 20 °C
Boiling Point	244 to 245°C @ 760 mm Hg
Vapor Pressure	0.001 mmHg @ 25 °C
Vapor Density	1
Flash Point TCC Value	104.44 °C TCC
logP (o/w)	4.918 est
Solubility
alcohol	Yes
water, 1.236 mg/L @ 25 °C (est)	Yes
water	No

Odor Type: Powdery
woody, orris, violet, berry, powdery
Odor strength	medium
Substantivity	> 48 hour(s) at 100.00 %
Luebke, William tgsc, (1988)	At 100.00 %. woody orris violet berry powdery
More floral than gamma-methyl ionone. Diffusive orris character is less woody. Excellent performer in all product types.	Powdery, woody, wonderful orris-violet

Applications	fragrance agents
Odor purposes	Incense , Orris , Powder , Violet , Woody

Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 36/38 - Irritating to skin and eyes. S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36 - Wear suitable protective clothing.

Hazards identification

Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements

Pictogram

Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Category:
fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
IFRA Other Specification:
Recommendation for dimethyl ionone usage levels up to:
	1.0000 % in the fragrance concentrate.

Recommendation for dimethyl ionone flavor usage levels up to:
	not for flavor use.

AIDS Citations:Search

Cancer Citations:Search

Toxicology Citations:Search

EPA Substance Registry Services (TSCA):68555-94-2

EPA Substance Registry Services (SRS):Registry

Laboratory Chemical Safety Summary :6437469

National Institute of Allergy and Infectious Diseases:Data

(E)-2-methyl-1-(2,2,6-trimethyl-1-cyclohex-3-enyl)pent-1-en-3-one

Chemidplus:0068555942