C11H24O
172.31 g/mol
Flavor & FragranceWarning
1-UNDECANOL
CAS112-42-5EC203-970-5
Category
Flavor & Fragrance
Compound Class
Alcohol
Primary Use
synthetic flavoring and perfumery
1-Undecanol is a water-white liquid with a mild odor that is slightly soluble in water. It is used as a synthetic flavoring agent in food and as a fragrance component in perfumery.
synthetic flavoring agentfragrance component in perfumery
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
Stearyl alcohol
CAS112-92-5
antifoam agent and lubricant
StrongStructure SimilarSimilarity 1.00
1-hexanol
CAS111-27-3
Solvent and plasticizer intermediate
StrongStructure SimilarSimilarity 1.00
Heptyl alcohol
CAS111-70-6
Fragrance and flavoring agent
StrongStructure SimilarSimilarity 1.00
1-octanol
CAS111-87-5
Flavor and fragrance ingredient
ReferenceSame Category
10-undecen-1-ol
CAS112-43-6
flavoring agent
ReferenceSame Category
Undecanal
CAS112-44-7
Fragrance and flavoring agent
ReferenceSame Category
10-undecenal
CAS112-45-8
Fragrance ingredient in consumer products
ReferenceSame Category
Lauryl aldehyde
CAS112-54-9
Fragrance and flavoring agent
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H400Very toxic to aquatic life
H411Toxic to aquatic life with long lasting effects
H320Causes eye irritation
H401Toxic to aquatic life
Customs Tariff Classification
The international HS code for 1-UNDECANOL (CAS 112-42-5) is 2905.19.
HS code (international, 6-digit)
2905.19
EU CN code (8-digit)
2905 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
undecan-1-ol
InChIKey
KJIOQYGWTQBHNH-UHFFFAOYSA-N
SMILES
CCCCCCCCCCCO
Synonyms (30)
- UMQ
- UNA
- 1-Hendecanol
- 1-UNDECANOL
- 1-Undecyl alcohol
- ALCOHOL C-11 (UNDECYLIC)
- Alcohol C-11
- Alcohol C11; Undecyl alcohol
- Alcohol, undecyl
- C11 alcohol
- Decane, hydroxymethyl deriv.
- Decyl carbinol
- Dlcohol c-11 undecylic
- Hendecanoic alcohol
- Hendecyl alcohol
- Neodol 1
- Neoflex 11
- Pri-n-undecyl alcohol
- Tip-Nip
- Undecanol
- Undecanol-(1)
- Undecyl alcohol
- n-Hendecylenic alcohol
- n-Undecan-1-ol
- nUndecanol
- nUndecyl alcohol
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