Database/Hair Dyeing/HC Violet No. 1
100% petroleum · ISO 16128

Is HC Violet No. 1 natural?

No. Methyl-substituted nitroaniline-ethanolamine dye built entirely from petrochemical toluidine/aniline feedstock through synthetic nitration and alkylation.

INCI nameHC Violet No. 1
CAS82576-75-8
FormulaC9H13N3O3 · 211.22 Da
FunctionHair Dyeing
FeedstockHC Violet No. 1 is synthesised from petrochemical…

How we scored it

C9H13N3O3 amino-methyl-nitroanilino-ethanol dye; entire structure from petrochemical toluidine/aniline intermediates via nitration. 0/211.22 = 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

HC Violet No. 1 is synthesised from petrochemical toluidine via nitration and hydroxyethylation. No natural-origin production route exists.

In plain English

A synthetic violet dye used for direct hair coloring. It's manufactured from petroleum-derived aromatic amine chemicals in a multi-step synthesis, with no plant-based input.

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Structure

2D structure of HC Violet No. 1

2-(4-amino-2-methyl-5-nitroanilino)ethanol

PubChem CID 9815715 ↗

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 Violet No. 1. PubChem CID 9815715. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3HC VIOLET NO. 1. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4HC VIOLET NO. 1. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=HC%20VIOLET%20NO.%201