C13H20O
192.3 g/mol
Flavor & FragranceWarning
3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-
CAS14901-07-6
Category
Flavor & Fragrance
Compound Class
Other
Primary Use
Fragrance and flavoring ingredient
Beta-ionone is a colorless to light yellow liquid with an odor of cedar wood; in very dilute alcoholic solution, its odor resembles violets. It is widely used as a fragrance and flavoring ingredient, as well as a key intermediate in the synthesis of vitamins A, E, and K.
Fragrance ingredient in perfumeryFlavoring agent in beverages, baked goods, and candiesIntermediate in the synthesis of vitamins A, E, and K
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
M-hydroxyanisole
CAS150-19-6
flavoring agent and antioxidant precursor
ReferenceSame Category
1,4-dimethoxybenzene
CAS150-78-7
Fixative in perfumes and flavoring additive
ReferenceSame Category
Citronellyl acetate
CAS150-84-5
Fragrance ingredient
ReferenceSame Category
Phytol
CAS150-86-7
fragrance ingredient
Referencestereoisomer of
Trans-β-ionone
CAS79-77-6
fragrance and flavor ingredient
Safety Reference
Warning
H400Very toxic to aquatic life
H411Toxic to aquatic life with long lasting effects
H315Causes skin irritation
H317May cause an allergic skin reaction
H401Toxic to aquatic life
Customs Tariff Classification
The international HS code for 3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)- (CAS 14901-07-6) is 2914.23.
HS code (international, 6-digit)
2914.23
EU CN code (8-digit)
2914 23 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
4-(2,6,6-trimethylcyclohexen-1-yl)but-3-en-2-one
InChIKey
PSQYTAPXSHCGMF-UHFFFAOYSA-N
SMILES
CC1=C(C(CCC1)(C)C)C=CC(=O)C
Synonyms (11)
- ??-lonone
- EC-Lonone
- Ionone Impurity 11
- beta-Jonone
Sourcing 3-Buten-2-one, 4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-?
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