Ingredient Dictionary

DIPROPYL KETONE

4-heptanone is a dialkyl ketone that is heptane in which the two methylene protons at position 4 have been replaced by an oxo group.

Definition

4-heptanone is a dialkyl ketone that is heptane in which the two methylene protons at position 4 have been replaced by an oxo group. It has a role as a biomarker, a human xenobiotic metabolite, a human urinary metabolite and a rat metabolite. It derives from a hydride of a heptane.

Source: PubChem

US FDA substance register · UNII 9BN582JQ61 · registered name 4-HEPTANONE · 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

DIPROPYL KETONEINCI4-HeptanoneSynonym

CAS No.chemical registry number: 123-19-3
EC No.EU chemical inventory number: 204-608-9
DTXSIDUS EPA chemical ID: DTXSID6047650
DTXCIDUS EPA compound ID: DTXCID4027650

IUPAC: Heptan-4-one
Molecular formula: C7H14O
Molecular weight: 114.188 g/mol

Measured properties

Appearance: liquid
Colour: colourless
Melting/freezing point: -33 ℃
Initial boiling point and range: 144~146 ℃
Flash point: 49 ℃
Vapour pressure: 0.7 ㎪ (20℃)
Water solubility: 0.32 g/100㎖ (25℃)
Vapour density: 3.9
Relative density: 0.8
n-Octanol/water partition coefficient (Kow): 2.04
Auto-ignition temperature: 430 ℃
Viscosity: 0.0074 (20℃)
Molecular weight: 116.159

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: KOSHA safety data sheets (Korea)

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 1 eye studies are on record.

Classed as low1

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 3 studies

Classification not possible
Skin Sensitization · Screening
Not classified
Skin Irritation · Screening
Category 2
Eye Irritation · Screening