CompoundList
Cosmetic ingredient (INCI)

CI 42045

Used in cosmetic products as colorant. CI 42045 is classed chemically as a triphenylmethane colour.

Listed in several EU annexes
  • Prohibited in EU cosmetics, Annex II/1355
  • Allowed colorant, Annex IV/59

Annex IV/59: Not to be used in products applied on mucous membranes ban substances that deplete the ozone layer

The chemical behind this ingredient

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

Sulfan blue chemical structure, C27H31N2NaO6S2, CAS 129-17-9
Sulfan blue
CAS 129-17-9C27H31N2NaO6S2
31 suppliers
Sulfan blue

IUPAC name: sodium 4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]benzene-1,3-disulfonate

  • 2D structure and identifiers
  • Measured and computed properties
  • GHS safety summary
  • Suppliers, prices and trade data

CI 42045 suppliers

Companies with live listings for the linked chemical. Paid members appear first.

Frequently asked questions

What is CI 42045 used for in cosmetics?

CI 42045 is used in cosmetic products as colorant. CI 42045 is classed chemically as a triphenylmethane colour.

Is CI 42045 restricted in cosmetics in the EU?

CI 42045 is listed in the annexes of EU Cosmetics Regulation (EC) No 1223/2009: Annex II/1355 (prohibited in eu cosmetics), Annex IV/59 (allowed colorant). Annex IV/59: Not to be used in products applied on mucous membranes ban substances that deplete the ozone layer Always check the full annex entry for the conditions of use.

What is the CAS number of CI 42045?

CI 42045 is listed with CAS number 129-17-9 and EC number 204-934-1.

Where can I buy CI 42045?

8 suppliers list Sulfan blue on CompoundList. Compare them below or post a buy request with your grade and quantity.