C12H24O
184.32 g/mol
Flavor & FragranceWarning
2-Methylundecanal
CAS110-41-8EC203-765-0
Category
Flavor & Fragrance
Compound Class
Other
Primary Use
Flavoring agent and fragrance ingredient
2-Methylundecanal is an organic compound naturally occurring in kumquat peel oil. It is known for its herbaceous, orange, and ambergris-like scent and, at high dilution, imparts a flavor reminiscent of honey and nuts.
Flavoring agentFragrance ingredient
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
StrongStructure SimilarSimilarity 1.00
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Flavoring agent and fragrance ingredient
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Flavoring ingredient for foods and beverages
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1-pentanethiol
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synthetic flavoring ingredient and odorant
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Diethyl disulfide
CAS110-81-6
Flavoring agent
Safety Reference
Warning
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2-Methylundecanal (CAS 110-41-8) 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
2-methylundecanal
InChIKey
NFAVNWJJYQAGNB-UHFFFAOYSA-N
SMILES
CCCCCCCCCC(C)C=O
Synonyms (15)
- 2-Methyl-1-undecanal
- 2-Methylhendecanal
- 2-Methylnonylacetaldehyde
- 2-Methylundecanal
- Aldehyde C-12
- Aldehyde C-12 mna
- Aldehyde M.N.A.
- FEMA 2749
- Methyl-n-nonylacetaldehyde
- Methylnonylacetaldehyde
- Methylnonylacetic aldehyde
- UNDECANAL, 2-METHYL-
- methylnonylacetaldehyd
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