Fragrance materials
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2,5-Octadien-4-One, 5,6,7-Trimethyl-, (2e,5z)-
2,5-Octadien-4-One, 5,6,7-Trimethyl-, (2e,5z)-
Aroma Chemical
CAS 357650-26-1
A fruity note with a dried apple and plum character and a soft raisin facet. Rosy and natural, it adds a dried fruit depth to compositions.
Open in the interactive index
Odor profile
Descriptor 1
Fruity
Descriptor 2
Rose
Descriptor 3
Apple
Identification
CAS Number 357650-26-1 Category Aroma Chemical Formula C11H18O Mol. Weight 166.26 IUPAC Name (2E,5Z)-5,6,7-trimethylocta-2,5-dien-4-one InChIKey QWRGOHMKGNCVAC-KQHSAVHASA-N
Synonyms
(2E,5Z)-5,6,7-trimethyl-2,5-octadien-4-one, (E,Z)-5,6,7-trimethyl-2,5-octadien-4-one, (2E,5Z)-5,6,7-trimethylocta-2,5-dien-4-one
Physical and chemical data
Boiling Point
236.15 °C
Flash Point
89.40 °C
Vapor Pressure
0.048000 mmHg @ 25.00 C. (est)
LogP
2.683
Solubility
alcohol; water, 54.88 mg/L @ 25 C (est)
Appearance
colorless to pale yellow clear liquid
Regulatory status
IFRA maximum concentrations
Category Use Limit in the finished product
Category 1
Lip products, toys
0.019 %
Category 2
Deodorants, antiperspirants
0.0057 %
Category 3
Eye products
0.12 %
Category 4
Fine fragrance
0.11 %
Category 5A
Body lotion
0.027 %
Category 5B
Face cream
0.027 %
Category 5C
Hand cream
0.027 %
Category 5D
Baby creams, oils
0.027 %
Category 6
Oral care, mouthwash
0.063 %
Category 7A
Rinse-off hair products
0.22 %
Category 7B
Leave-on hair products
0.22 %
Category 8
Intimate and baby wipes
0.011 %
Category 9
Soap, shampoo, rinse-off
0.21 %
Category 10A
Household care, hand contact
0.75 %
Category 10B
Aerosol air fresheners
0.75 %
Category 11A
Intended skin contact
0.42 %
Category 11B
Minimal skin contact
0.42 %
Category 12
No skin contact, candles
Not restricted
IFRA Amendment 51 Restriction Type Restriction Critical Effect Dermal Sensitization
All figures on this page are guide values collected from public
reference works and supplier declarations. They differ between batches, origins and qualities.
The data sheet of your own supplier is always the authoritative document for the material you
actually use.