Ingredient Dictionary

OCTANAL

Octanal is a saturated fatty aldehyde formally arising from reduction of the carboxy group of caprylic acid (octanoic acid).

How much products actually contain

No product states its amount yet.

Of the products containing it, 1 list it before the 1% line and 6 after it (usually 1% or less).

Products using this ingredient

7 of 7 confirmed · likeliest to carry enough first

Definition

Octanal is a saturated fatty aldehyde formally arising from reduction of the carboxy group of caprylic acid (octanoic acid). It has a role as a plant metabolite. It is a n-alkanal, a saturated fatty aldehyde and a medium-chain fatty aldehyde.

Source: PubChem

US FDA substance register · UNII XGE9999H19 · registered name CAPRYLALDEHYDE · 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

OCTANALINCI옥탄알Korean label name (MFDS standard)

CAS No.chemical registry number: 124-13-0
EC No.EU chemical inventory number: 204-683-8
DTXSIDUS EPA chemical ID: DTXSID3021643
DTXCIDUS EPA compound ID: DTXCID701643

IUPAC: Octanal
Molecular formula: C8H16O
Molecular weight: 128.215 g/mol

Measured properties

Appearance: N-octylaldehyde is a colorless liquids with a strong fruity odor. Less dense than water and insoluble in water. Flash points 125 °F. Used in making perfumes and flavorings. · Liquid
Odour: Strong, fruity odor · Fatty, citrus, honey odor on dilution
Boiling point: 171 °C · 163.4 °C @760 [mm Hg]
Melting point: -23 °C · Liquid Molar Volume = 0.15704 cu m/kmol, IG Heat of Formation = -2.8464X10+8 J/kmol, Heat of Fusion at Melting Point = 2.613X10+7 J/kmol
Solubility: In water, 5.6X10+2 mg/L at 25 °C · In water, <0.01 wt% at 20 °C
Density: 0.82 to 0.83 (USCG, 1999) · 0.8211 g/cu cm at 20 °C
Stability: Stable under recommended storage conditions.
Melting/freezing point: -23 ℃
Initial boiling point and range: 171 ℃
Flash point: 52 ℃
Upper/lower flammability or explosive limits: 6.5 / 1.0 %
Vapour pressure: 1.18 ㎜Hg ( at 25C)
Water solubility: 560 ㎎/ℓ (at 25C)
Vapour density: 4.4
Relative density: 0.281
n-Octanol/water partition coefficient (Kow): 2.78 ((est.))
Auto-ignition temperature: 190 ℃
Molecular weight: 128.22

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: PubChem · KOSHA safety data sheets (Korea)

What products actually use it for

What the 116 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.

Fragrance112
Deodorizer2
Flavouring and nutrient2

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

4 skin studies and 2 eye studies are on record.

Classed as highly irritating1

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 6 studies

Severe Irritation
skin irritation: in vivo · Screening · EU Method B.4 (Acute Toxicity: Dermal Irritation / Corrosion) according to
Category 6.3A (Category 2)
Skin Irritation · Read Across
Classification not possible
Skin Sensitization · Screening
Classification not possible
Skin Irritation · Screening
Classification not possible
Eye Irritation · Screening
Severe Irritation
eye irritation: in vivo · Screening · EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion) according to