Ingredient Dictionary

BUTYL ACETATE

Butyl acetate is the acetate ester of butanol.

How much products actually contain

No product states its amount yet.

Of the products containing it, 1,936 list it before the 1% line and 2 after it (usually 1% or less).

Products using this ingredient

12 of 1,937 confirmed · likeliest to carry enough first · See all 1,937

Definition

Butyl acetate is the acetate ester of butanol. It has a role as a metabolite. It is functionally related to a butan-1-ol.

Source: PubChem

US FDA substance register · UNII 464P5N1905 · registered name Butyl acetate · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Listed as a fragrance-composition material (not a claim that it adds scent)FRAGRANCEBase that dissolves other ingredientsSOLVENT

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

Reviewed by CIR: Annual Review of Cosmetic Ingredient Safety Assessments: 2005/2006

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Final Report on the Safety Assessment of Ethyl Acetate and Butyl Acetate

Source: US Cosmetic Ingredient Review (CIR)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name 酢酸ブチル: 本品は、酢酸（＊）とブタノール（＊）のエステルであり、次の化学式で表される。

Source: JCIA labelling names (Japan)

Names & identifiers

BUTYL ACETATEINCI부틸아세테이트Korean label name (MFDS standard)Acetic acid, butyl esterSynonym酢酸ブチルJapanese labelling name

CAS No.chemical registry number: 123-86-4
EC No.EU chemical inventory number: 204-658-1
DTXSIDUS EPA chemical ID: DTXSID3021982
DTXCIDUS EPA compound ID: DTXCID101982

IUPAC: Butyl acetate
Molecular formula: C6H12O2
Molecular weight: 116.16 g/mol

Measured properties

Appearance: Butyl acetate appears as a clear colorless liquid with a fruity odor. Flash point 72 - 88 °F. Density 7.4 lb / gal (less than water). Hence floats on water. Vapors heavier than air. · CBI, Liquid
Odour: Strong fruity odor · Sweet
Boiling point: 259.7 °F at 760 mmHg (NTP, 1992) · 126.0 °C
Melting point: -108.2 °F (NTP, 1992) · -77 °C
Solubility: 1 to 5 mg/mL at 68 °F (NTP, 1992) · In water, 8.33X10+3 mg/L at 25 °C
Density: 0.875 at 68 °F (USCG, 1999) - Less dense than water, will float · 0.8825 g/cu cm at 20 °C
Colour: colourless
pH: 6.2 (20 °C)
Melting/freezing point: -78 ℃
Initial boiling point and range: 126.1 ℃
Flash point: 27 ℃(at 101,325Pa)
Evaporation rate: 1
Upper/lower flammability or explosive limits: 7.6 / 1.2 %
Vapour pressure: 11.5 ㎜Hg(25℃)
Water solubility: 8.4 g/ℓ(25 ℃)
Vapour density: 4
Relative density: 0.8825
n-Octanol/water partition coefficient (Kow): 1.78
Auto-ignition temperature: 420 ℃
Viscosity: 0.732 cP(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: PubChem · KOSHA safety data sheets (Korea)

What products actually use it for

What the 137 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.

Solvent49
Fragrance41
Solubility enhancer15
Processing aids not otherwise specified5
Corrosion inhibitor4
Plasticizer3
Adhesion/cohesion promoter3
Pigment2

12 other uses

Flavouring and nutrient2
Diluent2
Deodorizer2
Binder1
Dispersing agent1
Defoamer1
Fuel1
No specific technical function1
Intermediate1
Cleaning agent1
Fuel agents1
Photosensitive agent1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

6 skin studies and 5 eye studies are on record.

Classed as low4

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 11 studies

Not classified
Skin Irritation · Screening
Classification not possible
Skin Sensitization · Screening
Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to other guideline: according to Magnusson and Kligman, 1969.
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) equivalent or similar to
Category 6.3B (Category 3)
Skin Irritation · Read Across
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: Draize according to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: Draize method equivalent or similar to
Category 2B
Eye Irritation · Screening
Category 6.4A (Category 2A)
Eye Irritation · Read Across
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) equivalent or similar to