Alpha Ionone

Description

Woody, Floral, Violet. A fine quality of alpha ionone. This is the most floral and most violet-like of all the ionones. Orris-like and sweet.

General Information

Alt Name	3-buten-2-one, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-, (3E)-
Category	Aromatic Compound
IUPAC Name	(E)-4-(2,6,6-trimethylcyclohex-2-en-1-yl)but-3-en-2-one
CAS Number	127-41-3
Molecular Weight	192.3 g/mol
Canonical SMILES	CC1=CCCC(C1C=CC(=O)C)(C)C

Organoleptic Properties

Odor Family	Floral
Odor Strength	1 2 3 4 5
Odor Description	Floral, Fruity, Orris, Sweet, Tropical, Violet, Woody
Usage Level	15% in the fragrance concentrate
Substantivity	112 hours at 100%

Physical Properties

Appearance	Colorless to pale yellow clear liquid (est)
Specific Gravity	0.927 to 0.933 @ 25 °C.
Pounds per Gallon	7.714 to 7.763
Refractive Index	1.497 to 1.502 @ 20 °C.
Vapor Pressure	0.014 mmHg @ 25 °C. (est)
Vapor Density	7 ( Air = 1 )
Boiling Point	131 °C. @ 13 mm Hg
Flash Point	> 230 °F. TCC ( > 110 °C. )
XLogP	3
Shelf Life	24 months if stored properly
Storage	Refrigerate in tightly sealed containers.

IFRA

Category	Flavor and fragrance agents
Critical Effect	Sensitization

Safety Information

Pictograms
Hazard Statement	H334 - May cause allergy or asthma symptoms or breathing difficulties if inhaled
Precautionary Statement	P261 - Avoid breathing dust/fumes/gas/mist/vapours/spray P342 + P311 - If experiencing respiratory symptoms: Call a POISON CENTER/doctor/… P501 - Dispose of contents/container in accordance with local/regional/national/international regulations.
R-phrases	R36/38 - Irritating to eyes and skin R42/43 - May cause sensitization by inhalation and skin contact
S-phrases	S02 - Keep out of the reach of children S24/25 - Avoid contact with skin and eyes S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice S36 - Wear suitable protective clothing
Europe Standard Hazard	Xi - Irritant

References

TGSC	http://www.thegoodscentscompany.com/data/rw1011952.html
PubChem	https://pubchem.ncbi.nlm.nih.gov/compound/5282108