Ingredient Dictionary

2-TERT-BUTYLHYDROQUINONE METHYL ETHER

3-tert-butyl-4-hydroxyanisole is an aromatic ether that is 4-methoxyphenol in which one of the hydrogens ortho- to the phenolic hydroxy group is replaced by a tert-butyl group.

Definition

3-tert-butyl-4-hydroxyanisole is an aromatic ether that is 4-methoxyphenol in which one of the hydrogens ortho- to the phenolic hydroxy group is replaced by a tert-butyl group. It has a role as an antioxidant and a human xenobiotic metabolite. It is a member of phenols and an aromatic ether.

Source: PubChem

US FDA substance register · UNII 62RAC24292 · registered name 3-TERT-BUTYL-4-HYDROXYANISOLE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Gives the product a scentPERFUMING

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

Names & identifiers

2-TERT-BUTYLHYDROQUINONE METHYL ETHERINCIPhenol, 2-(1,1-dimethylethyl)-4-methoxy-Synonym

CAS No.chemical registry number: 121-00-6
EC No.EU chemical inventory number: 204-442-7
DTXSIDUS EPA chemical ID: DTXSID7040788
DTXCIDUS EPA compound ID: DTXCID90215

IUPAC: 2-tert-Butyl-4-methoxyphenol
Molecular formula: C11H16O2
Molecular weight: 180.247 g/mol

What products actually use it for

What the 3 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.

Fragrance2
Processing aids not otherwise specified1

Source: US EPA CompTox dashboard

Irritation and sensitisation studies

6 skin studies and 1 eye studies are on record.

Classed as moderate4Classed as low1

The study conclusions largely agree (80%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.

See all 7 studies

SkinSens1
Skin Sensitization · QSAR Predicted
Moderate or Mild 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:
Moderate or Mild Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to
Category 6.5B (Category 1)
Skin Sensitization · Read Across
SkinIrr2
Skin Irritation · QSAR Predicted
Moderate or Mild Irritation
eye irritation: in vivo · Screening · other guideline: according to