What is this ingredient?

미국 FDA 물질 등록 · UNII Y411G77SH7 · 등록명 2,4-NONADIENAL, (2E,4E)- · 단일 화학물질

All ingredients

Ingredient Dictionary

TRANS, TRANS-NONA-2,4-DIENAL

Definition

US FDA substance register · UNII Y411G77SH7 · registered name 2,4-NONADIENAL, (2E,4E)- · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Gives the product a scentPERFUMING

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

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

Names & identifiers

TRANS, TRANS-NONA-2,4-DIENALINCI2,4-Nonadienal, (E,E)-Synonym

CAS No.chemical registry number: 5910-87-2
EC No.EU chemical inventory number: 227-629-5
DTXSIDUS EPA chemical ID: DTXSID30884198
DTXCIDUS EPA compound ID: DTXCID60210188

IUPAC: (2E,4E)-Nona-2,4-dienal
Molecular formula: C9H14O
Molecular weight: 138.21 g/mol

Measured properties

Appearance: Yellow or green liquid, [Aldrich MSDS] · Slightly yellow liquid, strong, fatty, floral
Boiling point: 97 °C (10 mm Hg)
Solubility: soluble in fixed oils, Insoluble in water · soluble (in ethanol)
Density: 0.850-0.870

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.

Fragrance3
Flavouring and nutrient1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

1 skin studies and 0 eye studies are on record.

Classed as moderate1

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 1 studies

SkinIrr2
Skin Irritation · QSAR Predicted