Database/Hair Dyeing/Disperse Blue 1
100% petroleum · ISO 16128

Is Disperse Blue 1 natural?

No. Anthraquinone dyes are made from petroleum-derived anthracene via nitration/amination; no natural fragment exists in the molecule.

INCI nameDisperse Blue 1
CAS2475-45-8
FormulaC14H12N4O2 · 268.27 Da
FunctionHair Dyeing
FeedstockManufactured from anthracene, a coal-tar/petroleum aromatic, via amination…

How we scored it

Tetraaminoanthraquinone C14H12N4O2; entirely a synthetic aromatic dye with no mineral or natural fragment; 0/268=0.00.
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

Manufactured from anthracene, a coal-tar/petroleum aromatic, via amination reactions. No commercially significant natural route exists.

In plain English

A synthetic blue dye used to colour hair, made entirely from petroleum-derived chemicals.

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Structure

2D structure of Disperse Blue 1

1,4,5,8-tetraaminoanthracene-9,10-dione

PubChem CID 17190 ↗

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 1. PubChem CID 17190. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3DISPERSE BLUE 1. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4DISPERSE BLUE 1. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=DISPERSE%20BLUE%201