Database/Emollient/PPG-4 Lauryl Ether
Mostly petroleum · ISO 16128

Is PPG-4 Lauryl Ether natural?

Mostly not. Natural lauryl alcohol from coconut or palm is etherified with four petrochemical propylene oxide units.

INCI namePPG-4 Lauryl Ether
CAS9064-14-6
FunctionEmollient · Skin Conditioning
FeedstockLauryl alcohol from coconut or palm kernel oil…

How we scored it

Lauryl-O natural (185.3 Da) + 4 mol PO petrochemical per CosIng description (~233.3 Da) = total 418.7 -> 0.44.
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

Lauryl alcohol from coconut or palm kernel oil is reacted with petrochemical propylene oxide, 4 mol average per the CosIng description. The supplied formula/IUPAC represent a simplified 1-PO structure and were not used for the calc.

In plain English

A skin-conditioning emollient made from coconut or palm-derived lauryl alcohol combined with propylene oxide, a petroleum-derived building block.

CosIng definition: Poly(oxy-2,1-propanediyl), .alpha.-dodecyl-.omega.-hydroxy-, (4 mol PO avergae molar ratio); Polyoxypropylene (4) lauryl ether

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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. 2PPG-4 LAURYL ETHER. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3PPG-4 LAURYL ETHER. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PPG-4%20LAURYL%20ETHER