How we scored it
Where it comes from
Oleic acid is split from vegetable oils such as olive, sunflower or rapeseed. n-Butanol is produced petrochemically via the oxo (hydroformylation) process from propylene.
In plain English
An emollient ester that softens skin, made from oleic acid, a common vegetable-oil fatty acid, and butanol, a synthetic alcohol made from petroleum.
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Structure
butyl (Z)-octadec-9-enoate
References
- 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.
- 2Butyl Oleate. PubChem CID 5354342. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
- 3BUTYL OLEATE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 4BUTYL OLEATE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=BUTYL%20OLEATE