Database/Hair Dyeing/Hydroxybenzomorpholine
100% petroleum · ISO 16128

Is Hydroxybenzomorpholine natural?

No. Named as a benzo-fused phenolic hair-dye coupler, a class synthesized from petrochemical aromatic precursors with no natural route.

INCI nameHydroxybenzomorpholine
CAS26021-57-8
FormulaC8H9NO2 · 151.16 Da
FunctionHair Dyeing
FeedstockBelieved to be manufactured from petrochemical aromatic precursors…

How we scored it

No formula supplied; INCI class (benzoxazine/benzomorpholine hair-dye coupler) is a petrochemical phenolic aromatic → estimated 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

Believed to be manufactured from petrochemical aromatic precursors as an oxidative hair-dye coupler, consistent with its benzomorpholine/benzoxazine structural class. No formula was supplied to confirm exact composition.

In plain English

A synthetic hair-dye coupler used in oxidative permanent hair colour to help develop colour shades.

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 Hydroxybenzomorpholine

3,4-dihydro-2H-1,4-benzoxazin-6-ol

PubChem CID 117709 ↗

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. 2Hydroxybenzomorpholine. PubChem CID 117709. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3HYDROXYBENZOMORPHOLINE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4HYDROXYBENZOMORPHOLINE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=HYDROXYBENZOMORPHOLINE