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Cosmetic ingredient (INCI)

Isobutyl Benzoate

Used in cosmetic products as fragrance, preservative and solvent. Isobutyl Benzoate is the ester of isobutyl alcohol and Benzoic Acid.

Allowed preservative

EU Cosmetics Regulation (EC) No 1223/2009, Annex V/1a.

Annex V/1a: 0.5% (acid)

The chemical behind this ingredient

Structure, properties, safety data and price information live on the chemical page.

Isobutyl benzoate chemical structure, C11H14O2, CAS 120-50-3
Isobutyl benzoate
CAS 120-50-3C11H14O2
2 suppliers
Isobutyl benzoate

IUPAC name: 2-methylpropyl benzoate

  • 2D structure and identifiers
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Isobutyl Benzoate suppliers

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Frequently asked questions

What is Isobutyl Benzoate used for in cosmetics?

Isobutyl Benzoate is used in cosmetic products as fragrance, preservative and solvent. Isobutyl Benzoate is the ester of isobutyl alcohol and Benzoic Acid.

Is Isobutyl Benzoate restricted in cosmetics in the EU?

Isobutyl Benzoate is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex V/1a (allowed preservative). Annex V/1a: 0.5% (acid) Always check the full annex entry for the conditions of use.

What is the CAS number of Isobutyl Benzoate?

Isobutyl Benzoate is listed with CAS number 120-50-3 and EC number 204-401-3.

Where can I buy Isobutyl Benzoate?

2 suppliers list Isobutyl benzoate on CompoundList. Compare them below or post a buy request with your grade and quantity.