Database/Hair Dyeing/Disperse Blue 3
100% petroleum · ISO 16128

Is Disperse Blue 3 natural?

No. The anthraquinone dye core is manufactured from petrochemical aromatic feedstock with no natural building block.

INCI nameDisperse Blue 3
CAS2475-46-9
FormulaC17H16N2O3 · 296.32 Da
FunctionHair Dyeing
FeedstockDisperse Blue 3 is a synthetic anthraquinone dye…

How we scored it

Anthraquinone diamine dye (CI 61505), C17H16N2O3; anthraquinone core is synthetic petrochemical; no natural fragment; 0.0.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.

Where it comes from

Disperse Blue 3 is a synthetic anthraquinone dye manufactured from petrochemical aromatic intermediates. No natural-origin production route exists.

In plain English

A synthetic blue dye used to colour hair. It is produced entirely from petroleum-derived aromatic chemicals in a lab, with no natural ingredient content.

CosIng definition: 9,10-Anthracenedione, 1,4-diamino-, N,N'-mixed 2-hydroxyethyl and Me derivs.. This substance is identified in the Colour Index by Colour Index Constitution Number, C.I. 61505 (CI 61505)

Natural alternatives with the same function

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 Epicatechin 100% natural origin

An antioxidant compound naturally found in tea and cocoa, used in skin, hair and oral care. It's extracted…

 Lawsonia Inermis Extract 100% natural origin

A plant extract from the henna shrub, used to condition hair and skin and add a reddish tint.…

 Pyrogallol 100% natural origin

A hair-dye ingredient traditionally made by heating gallic acid, itself extracted from plant tannins in gallnuts, until it…

Structure

2D structure of Disperse Blue 3

1-(2-hydroxyethylamino)-4-(methylamino)anthracene-9,10-dione

PubChem CID 17191 ↗

References

  1. 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
  2. 2Disperse Blue 3. PubChem CID 17191. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3DISPERSE BLUE 3. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4DISPERSE BLUE 3. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=DISPERSE%20BLUE%203