C10H16O
152.23 g/mol
Flavor & FragranceWarning
Citral
CAS141-27-5EC226-394-6
Category
Flavor & Fragrance
Compound Class
Natural Product
Primary Use
Flavor and fragrance ingredient
Citral is a clear yellow liquid with a strong lemon-like odor. It is less dense than water and insoluble in water, and is toxic if ingested.
Flavoring agent in foods and beveragesFragrance ingredient in perfumes and consumer productsIntermediate for synthesis of vitamin A, ionone, and other chemicals
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
StrongSame Parent
Citral
CAS5392-40-5
Flavoring agent and fragrance ingredient
ReferenceSame Category
1-Propanol, 2-[1-(3,3-dimethylcyclohexyl)ethoxy]-2-methyl-, 1-propanoate
CAS141773-73-1
fragrance ingredient
ReferenceSame Category
Caproic acid
CAS142-62-1
Manufacture of esters for artificial flavors
ReferenceSame Category
Hexyl acetate
CAS142-92-7
Fragrance and flavor ingredient
ReferenceSame Category
1-(furan-3-yl)ethan-1-one
CAS14313-09-8
Flavor and fragrance intermediate
Safety Reference
Warning
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H227
H361Suspected of damaging fertility or the unborn child
Customs Tariff Classification
The international HS code for Citral (CAS 141-27-5) is 2912.19.
HS code (international, 6-digit)
2912.19
EU CN code (8-digit)
2912 19 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
(2E)-3,7-dimethylocta-2,6-dienal
InChIKey
WTEVQBCEXWBHNA-JXMROGBWSA-N
SMILES
CC(=CCC/C(=C/C=O)/C)C
Synonyms (51)
- (2e)-geranial
- (E)-Citral
- (E)-Geranial
- (E)-Neral
- (E)-alpha-citral
- 2,6-Dimethyloctadien-2,6-al-8
- 2,6-Octadienal, 3,7-dimethyl-
- 3,2,6-octadienal
- 3,7-Dimethyl-1,2,6-octadienal
- 3,7-Dimethyl-2,6-octadienal
- CITRAL GERANIAL
- CITRAL SINTETICO
- Caswell No. 221B
- Citral
- Citral (Standard)
- Citral (natural)
- Citral N
- Citral a
- Citral alpha
- Citral, cis + trans
- Genanial
- Geranaldehyde
- Lemarome n
- Lemsyn GB
- a-Citral
- alpha-Citral
- beta-Geranial
- citral-b
- geranal
- geranialdehyde
- trans-Citral
- trans-Citral (Geranial)
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