Ingredient Dictionary

3-ISOPENTENYL ACETATE

3-Methyl-3-butenyl acetate is a carboxylic ester.

Definition

3-Methyl-3-butenyl acetate is a carboxylic ester.

Source: PubChem

US FDA substance register · UNII 962IG82H5B · registered name ISOPRENYL ACETATE · 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

3-ISOPENTENYL ACETATEINCI3-Buten-1-ol, 3-methyl-, acetateSynonym

CAS No.chemical registry number: 5205-07-2
EC No.EU chemical inventory number: 225-996-6
DTXSIDUS EPA chemical ID: DTXSID30863504
DTXCIDUS EPA compound ID: DTXCID40812109

IUPAC: 3-Methylbut-3-en-1-yl acetate
Molecular formula: C7H12O2
Molecular weight: 128.171 g/mol

Measured properties

Appearance: Clear colourless to slightly yellow liquid, fruity aroma
Boiling point: 151-152 °C
Solubility: insoluble in water, soluble in organic solvents · soluble (in ethanol)
Density: 0.904-0.914
Water solubility: 1104 ㎎/ℓ
n-Octanol/water partition coefficient (Kow): 2.26
Molecular weight: 128.17

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