C11H20O2
184.27 g/mol
Flavor & Fragrance
Gamma-undecalactone
CAS104-67-6EC203-225-4
Category
Flavor & Fragrance
Compound Class
Ester
Primary Use
flavoring agent and fragrance ingredient
Gamma-undecalactone is a lactone compound commonly used as a flavoring agent and fragrance ingredient. It imparts a fruity, creamy, and peach-like aroma and is found in many food and cosmetic products.
flavoring agent in foodfragrance ingredient in cosmetics
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
Γ-dodecalactone
CAS2305-05-7
flavor and fragrance ingredient
StrongStructure SimilarSimilarity 1.00
Γ-decalactone
CAS706-14-9
Flavor and fragrance ingredient
StrongStructure SimilarSimilarity 0.96
Γ-nonalactone
CAS104-61-0
Flavoring and fragrance ingredient
StrongStructure SimilarSimilarity 0.86
Γ-octalactone
CAS104-50-7
flavoring agent and fragrance
ApplicationSame Use
Zingerone
CAS122-48-5
flavoring agent and fragrance ingredient
ApplicationSame Use
2,3-pentanedione
CAS600-14-6
Flavoring agent and fragrance ingredient
ApplicationSame Use
Hexanal
CAS66-25-1
flavoring agent and fragrance ingredient
ApplicationSame Use
Guaiacol
CAS90-05-1
flavoring agent and fragrance ingredient
Safety Reference
H411Toxic to aquatic life with long lasting effects
H412Harmful to aquatic life with long lasting effects
H401Toxic to aquatic life
Customs Tariff Classification
The international HS code for Gamma-undecalactone (CAS 104-67-6) is 2932.20.
HS code (international, 6-digit)
2932.20
EU CN code (8-digit)
2932 20 90
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
5-heptyloxolan-2-one
InChIKey
PHXATPHONSXBIL-UHFFFAOYSA-N
SMILES
CCCCCCCC1CCC(=O)O1
Synonyms (42)
- (RS)-.GAMMA.-UNDECALACTONE
- .gamma.-Heptylbutyrolactone
- .gamma.-Undecalatone
- 1,4-Hendecanolide
- 1,4-Undecanolide
- 4Undecanolide
- 5-Heptyl-dihydro-furan-2-one
- 5-heptyloxolan-2-one
- 5-heptyltetrahydrofuran-2-one
- Aldehyde C-14 peach
- Aldehyde C-14 pure
- Aldehyde C14
- Gamma-undecalactone
- Peach aldehyde
- Peach lactone
- Persicol
- UNDECALACTONE GAMMA
- Undecanoic ?-lactone
- Undecanoic gamma-lactone
- Undecanolide-1,4
- deltaundecalactone
- g-Undecalactone
- gamma-Undecalactone (natural)
- gamma-Undecanolactone
- gamma-Undecanolide
- gamma-Undekalakton
- gamma-Undekalakton [Czech]
- gamma-n-Heptylbutyrolactone
- undecylene methyl lactone
- xi-gamma-Undecalactone
- |A-Undecanolactone
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