Database/Hair Dyeing/2,6-Dihydroxyethylaminotoluene
100% petroleum · ISO 16128

Is 2,6-Dihydroxyethylaminotoluene natural?

No. The toluene aromatic core and hydroxyethylamino chains are built from petrochemical benzene/ethylene-oxide feedstocks.

INCI name2,6-Dihydroxyethylaminotoluene
CAS149330-25-6
FunctionHair Dyeing
FeedstockSynthesized from petrochemical toluenediamine reacted with ethylene oxide…

How we scored it

Bis-hydroxyethyl toluenediamine derivative; toluene ring and ethoxylated amine chains are petrochemical → 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

Synthesized from petrochemical toluenediamine reacted with ethylene oxide to install the hydroxyethyl groups, used as a hair-dye coupler. No natural or alternative route exists.

In plain English

A synthetic hair-dye coupler based on toluene, used with other dye intermediates to build colour shades in permanent hair dyes.

Natural alternatives with the same function

Structure

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. 22,6-Dihydroxyethylaminotoluene. PubChem CID 10130524. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 32,6-DIHYDROXYETHYLAMINOTOLUENE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 42,6-DIHYDROXYETHYLAMINOTOLUENE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=2%2C6-DIHYDROXYETHYLAMINOTOLUENE