Database/Hair Dyeing/HC Yellow No. 12
100% petroleum · ISO 16128

Is HC Yellow No. 12 natural?

No. Synthetic chloronitroaniline hair dye built from petrochemical benzene, chlorine and nitric acid derivatives.

INCI nameHC Yellow No. 12
CAS59320-13-7
FormulaC8H9ClN2O3 · 216.62 Da
FunctionHair Dyeing
FeedstockManufactured by chlorination and nitration of petrochemical aniline,…

How we scored it

Chloro-nitroaniline ethanol dye built from petrochemical chlorobenzene/nitration chemistry; no natural fragment. 0/216.62=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 by chlorination and nitration of petrochemical aniline, then hydroxyethylation. No natural route exists commercially.

In plain English

A synthetic dye used in hair coloring formulations to produce yellow shades. It is entirely petrochemical, derived from chloronitroaniline.

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Structure

2D structure of HC Yellow No. 12

2-(4-chloro-2-nitroanilino)ethanol

PubChem CID 5182864 ↗

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. 2HC Yellow No. 12. PubChem CID 5182864. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3HC YELLOW NO. 12. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4HC YELLOW NO. 12. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=HC%20YELLOW%20NO.%2012