C9H12O2
152.19 g/mol
Flavor & FragranceWarning
Ketoisophorone
CAS1125-21-9EC214-406-2
Category
Flavor & Fragrance
Compound Class
Other
Primary Use
Saffron aroma and flavor precursor
Ketoisophorone is a chemical compound recognized as a precursor to the aroma and flavor of saffron, which is derived from the Crocus sativus flower. It is used primarily in the flavor and fragrance industry.
Flavor and fragrance ingredientSaffron aroma precursor
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
(±)-linalyl acetate
CAS115-95-7
Fragrance and flavoring agent
ReferenceSame Category
Safranal
CAS116-26-7
Aroma constituent of saffron
ReferenceSame Category
2-methylbutyric acid
CAS116-53-0
Flavor and fragrance ingredient
ReferenceSame Category
2-Ethylhexyl salicylate
CAS118-60-5
UV filter in cosmetics
Safety Reference
Warning
H302Harmful if swallowed
H317May cause an allergic skin reaction
Customs Tariff Classification
The international HS code for Ketoisophorone (CAS 1125-21-9) is 2914.29.
HS code (international, 6-digit)
2914.29
EU CN code (8-digit)
2914 29 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2,6,6-trimethylcyclohex-2-ene-1,4-dione
InChIKey
AYJXHIDNNLJQDT-UHFFFAOYSA-N
SMILES
CC1=CC(=O)CC(C1=O)(C)C
Synonyms (27)
- TMEC-E-D
- 4-Ketoisophorone
- 4-Oxo-alpha-isophorone
- 4-Oxoisophorone
- 6-Oxoisophorone
- FEMA 3421
- Ketoisophorone
- Oxoisophorone
- Oxopholone
- Oxophorone
- ketoisophorene
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