Skip to content
  • beauty
  • food
  • industrial
  • pharma

Bromocresol green

CAS 641-19-0 · 20/100 · High conf.

Also registered as 1 other CAS number

76-60-8

Bromocresol green chemical structure

Concern score

20/100Minor concern based on regulatory listings.
High confidence

Bromocresol green in plain language

What it is

Also known as Bromcresol green · 4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis · 3',3'',5',5''-TETRABROMO-M-CRESOLSULFONEPHTHALEIN · Tetrabromo-m-cresolphthalein sulfone · 3',3'',5',5''-TETRABROMO-M-CRESOLSULFONAPHTHALEIN · Brom cresol blue

Show all 11 names

Bromocresol blue · Bromocresolgreen · Tetrabromocresolsulfonphthalein · bromo cresol green · bromocrdsol green (dissolved in isopropanol)

What it does

Used in cosmetics as a colourant. Bromocresol Green is a colour additive.

  • Colorant
  • Colourant
Is it a concern?
Minor concern: no hazard classifications on record. It is listed for cosmetic use in the EU.

What the listings say

Permitted, with conditions — Bromocresol green appears on published "allowed" regulatory lists rather than on a restriction list.

Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[2,6-dibromo-3-methyl-,S,S-dioxide is listed in Annex IV of the EU Cosmetics Regulation (EC) 1223/2009 (colorants allowed in cosmetic products).

The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.

Regulation

No restrictions found. Bromocresol green appears in these published regulatory listings.

  • EU Annex IV — permitted colorant
  • EU permitted colorant

Recorded in these product areas

  • Found in consumer products
  • Pharma
  • Food
  • Industrial
  • EUCosIngActive2 entries
    • Cosmetics Regulation annex IV / ref 152.Source →
    • Bromocresol Green is a colour additive that conforms to the formula: Restriction: IV/152Source →
  • EUECallowed_listedAnnex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products. Maximum concentration: Rinse-off products
    • Annex IV of EU Cosmetics Regulation (EC) 1223/2009: colorants allowed in cosmetic products. Maximum concentration: Rinse-off productsSource →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 32 composition records across product categories including Food and drug, Laboratory supplies, Raw materials. EPA CPDat classifies this chemical for functional uses including Dye.
    • EPA CPDat observed this chemical in 32 composition records across product categories including Food and drug, Laboratory supplies, Raw materials. EPA CPDat classifies this chemical for functional uses including Dye.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Bromocresol green. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Bromocresol green yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EU CosIng Cosmetics Regulation Annexes

    regulatory · updated 2020-08-14

    Open →
  • EPA Chemical and Products Database

    exposure · updated 2020-02-13

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Food-use source coverage is present in the current record.

Good fit

The ingredient appears in food-oriented source coverage or allowed-use references, which makes food use easier to support than a context with no domain signal at all.

Fragrance avoidance

No fragrance-linked caution surfaced in the current profile.

Good fit

This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.

Where it has been recorded

How often EPA CPDat has listed Bromocresol green in a product composition. These are source records, not Greenveil catalog products.

Source records

32

Named organisations

1

Food and drugLaboratory suppliesRaw materials

Typical roles

ColorantColourant
See products using Bromocresol green →

Catalog

Found in these products

Cosmetic and personal-care products that list Bromocresol green are shown first. Their ingredient lists include Bromocresol green; each product's own rating depends on its whole formula, so it is shown on the product page, not here.