Database/Hair Dyeing/m-Phenylenediamine
100% petroleum · ISO 16128

Is m-Phenylenediamine natural?

No. Manufactured from petrochemical benzene via nitration and reduction; no natural source exists.

INCI namem-Phenylenediamine
CAS108-45-2
FormulaC6H8N2 · 108.14 Da
FunctionHair Dyeing
FeedstockProduced industrially from petroleum-derived benzene through dinitrobenzene reduction.…

How we scored it

Synthetic aromatic diamine, made from petrochemical benzene/nitrobenzene -> 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

Produced industrially from petroleum-derived benzene through dinitrobenzene reduction. Used as a hair-dye precursor with no natural alternative.

In plain English

A synthetic dye ingredient made from petroleum-derived benzene, used to develop colour in permanent hair dyes.

Natural alternatives with the same function

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 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 m-Phenylenediamine

benzene-1,3-diamine

PubChem CID 7935 ↗

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. 2m-Phenylenediamine. PubChem CID 7935. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3M-PHENYLENEDIAMINE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4M-PHENYLENEDIAMINE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=M-PHENYLENEDIAMINE