Ingredient Dictionary

BENZYL BUTYRATE

Phenylmethyl butanoate is a carboxylic ester.

Definition

Phenylmethyl butanoate is a carboxylic ester. It is functionally related to a benzyl alcohol.

Source: PubChem

US FDA substance register · UNII 84L0NDE31F · registered name BENZYL BUTYRATE · 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

BENZYL BUTYRATEINCIButanoic acid, phenylmethyl esterSynonym

CAS No.chemical registry number: 103-37-7
EC No.EU chemical inventory number: 203-105-1
DTXSIDUS EPA chemical ID: DTXSID7047510
DTXCIDUS EPA compound ID: DTXCID5027510

IUPAC: Benzyl butanoate
Molecular formula: C11H14O2
Molecular weight: 178.231 g/mol

Measured properties

Appearance: solid
Colour: colourless
Initial boiling point and range: 239 ℃
Flash point: 107 ℃
Vapour pressure: 0.0458 ㎜Hg (25℃(est.))
Water solubility: 136 ㎎/ℓ (25℃(est.))
Relative density: 1,0111
n-Octanol/water partition coefficient (Kow): 3.060
Molecular weight: 178.228

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 32 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.

Fragrance29
Flavouring and nutrient2
No specific technical function1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

5 skin studies and 3 eye studies are on record.

Classed as low5

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 8 studies

Not likely to be sensitizing
skin sensitisation · Screening · according to other guideline:
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: according to
Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to other guideline:
Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to
Not likely to be sensitizing
skin sensitisation · Screening · according to other guideline: as below
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to
Severe Irritation
eye irritation: in vivo · Screening · other guideline: as below according to
Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: as below according to