Image
CAS NO.127-41-3
Ionone alpha
FLORAL
VIOLET
WOODY
FRUITY
FLORAL
CHEMICAL STRUCTURE
(E)-4-(2,6,6-Trimethylcyclohex-2-enyl)but-3-en-2-one (and isomers)
Image
C13H20O
SYNONYM
4-(2,6,6-Trimethylcyclohex-2-ene-1-yl)-but-3-ene-2-one
APPLICATION INFORMATION
Used in many floral accords. Gives a violet flower nuance to compositions, but is also used in rose, woody, amber, balsamic and powdery fragrances.
OCCURENCE IN NATURE
Found in oils of flowers of Boronia Megastigma Nees, renna, in violet moss and in oil of costus root.
STABILITY
Fine Fragrance
-
Good
Fabric Softener
pH3
Good
Antiperspirants
pH3.5
Good
Toiletry Applications
pH6
Good
Liquid Detergent
pH9
Good
Soap
pH10
Good
Powder Detergent
pH11
Good
Bleach
pH14
Poor
SUBSTANTIVITY
Skin
Good
Dry Fabric
Good
Wet Fabric
Good
Hair
Good
TENACITY ON BLOTTER
Hours
00
Days
>2
Weeks
00
BLOOM DIFFUSIVITY
Diffusive
TYPICAL USE LEVEL
<10%
TECHNICAL DATA
Flash Point°C
110ºC
GC
70% min. as Ionone Alpha
CAS No.
127-41-3
/
14901-07-6
FEMA / GRAS No.
2594
CLogP
4.29
Appearance
Colorless to pale yellow liquid
Molecular Weight
192.30
Vapor Pressure
3.62 Pa at 25ºC