Database/Perfuming/Hexyl Isobutyrate
100% petroleum · ISO 16128

Is Hexyl Isobutyrate natural?

No. Both fragments are sourced from petrochemical feedstocks in standard commercial production.

INCI nameHexyl Isobutyrate
CAS2349-07-7
FormulaC10H20O2 · 172.26 Da
FunctionPerfuming
FeedstockMade by esterifying petrochemical hexanol with isobutyric acid…

How we scored it

Ester of hexanol (sub-C8, treated petrochemical) + isobutyric acid (petrochemical oxo-process). Both fragments 0 -> 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

Made by esterifying petrochemical hexanol with isobutyric acid from the propylene oxo-process. No significant natural route.

In plain English

A fruity fragrance ingredient made by joining a simple alcohol with isobutyric acid. It is made synthetically from petrochemical sources.

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Structure

2D structure of Hexyl Isobutyrate

hexyl 2-methylpropanoate

PubChem CID 16872 ↗

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. 2Hexyl Isobutyrate. PubChem CID 16872. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3HEXYL ISOBUTYRATE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4HEXYL ISOBUTYRATE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=HEXYL%20ISOBUTYRATE