Ingredient Dictionary

METHYLHEXYLACETALDEHYDE

2-Methyloctanal is a saturated fatty aldehyde and a 2-methyl-branched fatty aldehyde.

Definition

2-Methyloctanal is a saturated fatty aldehyde and a 2-methyl-branched fatty aldehyde.

Source: PubChem

US FDA substance register · UNII L193398KLN · registered name 2-METHYLOCTANAL · 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

METHYLHEXYLACETALDEHYDEINCIOctanal, 2-methyl-Synonym

CAS No.chemical registry number: 7786-29-0
EC No.EU chemical inventory number: 232-093-0
DTXSIDUS EPA chemical ID: DTXSID2052528
DTXCIDUS EPA compound ID: DTXCID3031101

IUPAC: 2-Methyloctanal
Molecular formula: C9H18O
Molecular weight: 142.242 g/mol

Measured properties

Appearance: colourless, oily liquid with a rose, lily-like odour · liquid
Boiling point: 82.00 to 83.00 °C. @ 20.00 mm Hg · 82-83 °C (20 mm Hg)
Solubility: soluble in alcohol and most fixed oils, insoluble in water · (in ethanol)
Density: 0.841 (0 °C)
Initial boiling point and range: 183.7 ℃(760mmHg)
Flash point: 58.9 ℃
Relative density: 0.813 (g/cm3)
Molecular weight: 142.24

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 5 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 nutrient2

Source: US EPA CompTox dashboard