Ingredient Dictionary

ISOAMYL ISOVALERATE

Isoamyl isovalerate is a fatty acid ester.

Definition

Isoamyl isovalerate is a fatty acid ester.

Source: PubChem

US FDA substance register · UNII 16M1VA1FJY · registered name ISOAMYL ISOVALERATE · 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

ISOAMYL ISOVALERATEINCIButanoic acid, 3-methyl-, 3-methylbutyl esterSynonym

CAS No.chemical registry number: 659-70-1
EC No.EU chemical inventory number: 211-536-1
DTXSIDUS EPA chemical ID: DTXSID8044757
DTXCIDUS EPA compound ID: DTXCID6024757

IUPAC: 3-Methylbutyl 3-methylbutanoate
Molecular formula: C10H20O2
Molecular weight: 172.268 g/mol

Measured properties

Appearance: liquid
Melting/freezing point: -100 ℃
Initial boiling point and range: 192.2 ℃
Flash point: 73 ℃(C.C)
Vapour pressure: 1.7 hPa(25℃)
Water solubility: 44.6 ㎎/ℓ
Relative density: 0.855 (20 °C)
n-Octanol/water partition coefficient (Kow): 3.66

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 34 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.

Fragrance31
Flavouring and nutrient2
No specific technical function1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

3 skin studies and 2 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 5 studies

Classification not possible
Skin Irritation · Screening
Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to OECD Guideline 406 (Skin Sensitisation)
Classification not possible
Skin Sensitization · Screening
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion) according to
Classification not possible
Eye Irritation · Screening