Database/Fragrance/Menadione
100% petroleum · ISO 16128

Is Menadione natural?

No. Synthetic vitamin K3 manufactured from petroleum-derived naphthalene by oxidation.

INCI nameMenadione
CAS58-27-5
FormulaC11H8O2 · 172.18 Da
FunctionFragrance
FeedstockProduced by oxidation of 2-methylnaphthalene, a petrochemical aromatic.…

How we scored it

Naphthoquinone made by oxidising petrochemical 2-methylnaphthalene; whole molecule aromatic. 0/172=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 by oxidation of 2-methylnaphthalene, a petrochemical aromatic. No significant natural-origin production route.

In plain English

A synthetic form of vitamin K made from a petroleum-derived naphthalene compound. Listed here for use in fragrance.

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Structure

2D structure of Menadione

2-methylnaphthalene-1,4-dione

PubChem CID 4055 ↗

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. 2Menadione. PubChem CID 4055. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3MENADIONE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4MENADIONE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=MENADIONE