Database/Colorant/CI 73915
100% petroleum · ISO 16128

Is CI 73915 natural?

No. Methylated quinacridone pigments are manufactured entirely from petrochemical aromatic feedstocks with no natural-origin fragment.

INCI nameCI 73915
CAS980-26-7
FormulaC22H16N2O2 · 340.4 Da
FunctionColorant
FeedstockCI 73915 is a synthetic dimethylquinacridone pigment manufactured…

How we scored it

Dimethylquinacridone pigment; entirely synthetic aromatic construction; no natural fragment → 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

CI 73915 is a synthetic dimethylquinacridone pigment manufactured from petrochemical aromatic intermediates. No natural production route exists.

In plain English

A synthetic red pigment from the quinacridone family, manufactured from petrochemical chemicals. Used to colour cosmetic products.

CosIng definition: CI 73915 is classified chemically as an indigoid colour. It conforms generally to the formula:

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Structure

2D structure of CI 73915

2,9-dimethyl-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione

PubChem CID 70423 ↗

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. 2CI 73915. PubChem CID 70423. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3CI 73915. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4CI 73915. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=CI%2073915