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93192 Sigma-Aldrich

α-Cetone

odorant used in allergy studies

Synonym: α-Cetone, 3-Methyl-4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-3-buten-2-one, Isomethyl-α-ionone

Purchase

Properties

grade   for molecular biology
InChI Key   JRJBVWJSTHECJK-PKNBQFBNSA-N
assay   ≤10% iso-β-methylionone basis
  ≥85% iso-α-methylionone basis
form   liquid
density   0.93 g/mL at 20 °C(lit.)
storage temp.   room temp

Description

Application

Suitable for
• contact sensitization studies to identify allergens present in cosmetic preparations
• elucidation of molecular pathways related to allergic reactions
• analytical standard

General description

3-Methyl-4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-3-buten-2-one is fragrant sensitizer added frequently to deodorants and perfumes. It is one of the allergens responsible for axillary dermatitis.

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
2
Protocols & Articles

Articles

GC Analysis of Allergens in Perfume on SLB®-5ms (5 m x 0.05 mm I.D., 0.05 μm), Fast GC Analysis

From our library of Articles, Sigma-Aldrich presents GC Analysis of Allergens in Perfume on SLB®-5ms (5 m x 0.05 mm I.D., 0.05 μm), Fast GC Analysis
Keywords: Chromatography, Cosmetics, Flame ionization detector, Gas chromatography, Purification, Size-exclusion chromatography

Peer-Reviewed Papers
15

References

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