Ingredient Dictionary

2-OCTENAL

(E)-oct-2-enal is the (E)-isomer of oct-2-enal.

Definition

(E)-oct-2-enal is the (E)-isomer of oct-2-enal. It has a role as a volatile oil component and an antifungal agent.

Source: PubChem

Cosmetic roles

Gives the product a scentPERFUMING

More data — names, identifiers, properties, test records, literature

Names & identifiers

2-OCTENALINCI

CAS No.chemical registry number: 2363-89-5
EC No.EU chemical inventory number: 219-115-4
DTXSIDUS EPA chemical ID: DTXSID0062349
DTXCIDUS EPA compound ID: DTXCID1036913

IUPAC: Oct-2-enal
Molecular formula: C8H14O
Molecular weight: 126.199 g/mol

Measured properties

Appearance: Colorless liquid with a distinct green-leafy odor, [Bedoukian Research MSDS]

Values measured on the substance itself, not a specification for a commercial raw material.

Source: PubChem

What products actually use it for

What the 4 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Fragrance2
Flavouring and nutrient2

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

2 skin studies and 0 eye studies are on record.

Classed as moderate2

The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 2 studies

SkinIrr2
Skin Irritation · QSAR Predicted
SkinSens1
Skin Sensitization · QSAR Predicted