C16H32O
240.42 g/mol
Flavor & FragranceWarning
Hexadecanal
CAS629-80-1EC211-111-0
Category
Flavor & Fragrance
Compound Class
Other
Primary Use
Flavor and fragrance ingredient
Hexadecanal is a long-chain fatty aldehyde that occurs naturally as a metabolite in mice, yeast, and humans.
flavor and fragrance 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
Heptadecanal
CAS629-90-3
flavor and fragrance ingredient
StrongStructure SimilarSimilarity 1.00
Octadecanal
CAS638-66-4
Flavor and fragrance ingredient
StrongStructure SimilarSimilarity 1.00
Eicosanal
CAS2400-66-0
Saturated fatty aldehyde
StrongStructure SimilarSimilarity 1.00
Pentadecanal
CAS2765-11-9
volatile oil component
ReferenceSame Category
Ethyl 2,4-dimethyl-1,3-dioxolane-2-acetate
CAS6290-17-1
flavor and fragrance ingredient
ReferenceSame Category
1,1-Dimethoxyacetone
CAS6342-56-9
flavor and fragrance intermediate
ReferenceSame Category
Tridecanoic acid
CAS638-53-9
Fatty acid for flavor and fragrance
ReferenceSame Category
Ethyl acetoacetate ethyleneglycol ketal
CAS6413-10-1
Fragrance and flavor ingredient
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Hexadecanal (CAS 629-80-1) 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
hexadecanal
InChIKey
NIOYUNMRJMEDGI-UHFFFAOYSA-N
SMILES
CCCCCCCCCCCCCCCC=O
Synonyms (15)
- 1-hexadecanal
- 16-Hexadecanal
- 629-80-1 (unlabeled)
- Hexadecanaldehyde
- N-HEXADECAN-1-AL
- N-hexadecanal
- Palmitic aldehyde
- Palmityl Aldehyde
- QSPL 064
- cetyl aldehyde
- hexadecanal
- hexadecylaldehyde
- palmitaldehyde
- palmitoyl aldehyde
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