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Home/Compounds/Flavor & Fragrance/(2E)-2-octenal
C8H14O
126.2 g/mol
Flavor & FragranceWarning

(E)-2-Octenal

CAS2548-87-0EC219-833-8
Category
Flavor & Fragrance
Compound Class
Other
Primary Use
flavor and fragrance ingredient

(E)-2-Octenal is an unsaturated aldehyde used as a flavor and fragrance ingredient. It is a volatile compound that contributes to green, fatty, and citrus-like notes in various formulations.

flavor ingredientfragrance 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 0.95

(2E)-2-undecenal

CAS53448-07-0

flavor and fragrance ingredient

StrongStructure SimilarSimilarity 0.95

2-tridecenal

CAS7774-82-5

Flavor and fragrance ingredient

StrongStructure SimilarSimilarity 0.85

(2E)-2-heptenal

CAS18829-55-5

Flavoring agent

ReferenceSame Category

(+/-)-lavandulyl acetate

CAS25905-14-0

flavor and fragrance ingredient

ReferenceSame Category

(-)-menthyl acetate

CAS2623-23-6

Flavor and fragrance ingredient

ReferenceSame Category

5-ethyl-4-hydroxy-2-methyl-3(2H)-furanone

CAS27538-09-6

Fragrance ingredient

ReferenceSame Category

Indeno[1,2-d]-1,3-dioxin, 4,4a,5,9b-tetrahydro-2,4-dimethyl-

CAS27606-09-3

fragrance ingredient in consumer products

Safety Reference

Harmful
Harmful
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Identifiers
IUPAC Name

(E)-oct-2-enal

InChIKey

LVBXEMGDVWVTGY-VOTSOKGWSA-N

SMILES

CCCCC/C=C/C=O

Synonyms (19)
  • OCTENAL
  • (2E)-2-Octenal
  • (2E)-oct-2-enal
  • (2E)-octenal
  • (E)-2-Octen-1-al
  • (E)-2-Octenal
  • (E)-Oct-2-enal
  • 2-OCTENAL
  • 2-Octen-1-al
  • 2-Octenal, (2E)-
  • 2-Octenal, (E)-
  • 2-Octenel
  • 2-trans-octenal
  • Oct-2(E)-enal
  • oct-(e)-2-enal