03642
α-Ionone
analytical standard
Synonym(s):
4-(2,6,6-Trimethyl-2-cyclohexenyl)-3-buten-2-one
Sign In to View Organizational & Contract Pricing.
Select a Size
Change View
About This Item
Empirical Formula (Hill Notation):
C13H20O
CAS Number:
Molecular Weight:
192.30
UNSPSC Code:
77101502
NACRES:
NA.24
PubChem Substance ID:
EC Number:
204-841-6
Beilstein/REAXYS Number:
3197885
MDL number:
grade
analytical standard
Quality Level
assay
≥96.0% (GC)
shelf life
limited shelf life, expiry date on the label
refractive index
n20/D 1.497-1.502, n20/D 1.498 (lit.)
bp
259-263 °C (lit.)
density
0.93 g/mL at 25 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
format
neat
SMILES string
CC(=O)\C=C\C1C(C)=CCCC1(C)C
InChI
1S/C13H20O/c1-10-6-5-9-13(3,4)12(10)8-7-11(2)14/h6-8,12H,5,9H2,1-4H3/b8-7+
InChI key
UZFLPKAIBPNNCA-BQYQJAHWSA-N
General description
α-lonone is a C13 norterpenoid formed from the degradation of carotenoids. It is an important fragrance compound used in perfume industries due to its characteristic fine violet and rose scents. Commercially α-lonone is used in cosmetics, personal care products, detergents, etc. As a flavoring agent, it is widely used in various beverages including wine and tea.
Application
α-Ionone may be used as an analytical reference standard for the determination of the analyte in various beverages by chromatography-based techniques.
Other Notes
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
Still not finding the right product?
Explore all of our products under α-Ionone
Storage Class
10 - Combustible liquids
flash_point_f
244.4 °F - closed cup
flash_point_c
118 °C - closed cup
hcodes
pcodes
Hazard Classifications
Aquatic Chronic 3
Choose from one of the most recent versions:
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Specific anosmia observed for $\beta$-ionone, but not for $\alpha$-ionone: significance for flavor research
Plotto A, et al.
Journal of Food Science, 71(5), S401-S406 (2006)
Quantitative determination of trace and ultratrace flavour active compounds in red wines through gas chromatographic?ion trap mass spectrometric analysis of microextracts.
Ferreira V, et al.
Journal of Chromatography A, 806(2), 349-354 (1998)
Determination of volatile chemical constitutes in tea by simultaneous distillation extraction, vacuum hydrodistillation and thermal desorption
Zhu M, et al.
Chromatographia, 68(7-8), 603-610 (2008)
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1132001-200MG | 04061833849484 |
| 03642-100MG | 04061838619778 |