PPG-4 Methyl Ether

INCI: PPG-4 METHYL ETHER

CAS Number
Not assigned a unique CAS — falls under PPG methyl ether polymeric CAS series (e.g., 37286-64-9 for PPG methyl ethers broadly) [page:https://www.cir-safety.org/sites/default/files/PEGPPG092013FR.pdf]
Function
Skin conditioning agent; solvent
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted for cosmetic use. PPG methyl ethers are classified separately from alkyl PEG/PPG ethers by CIR and reviewed under PPG reports.

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
moderate
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Testicular effects in historical studies attributed to 2-methoxyethanol contamination, not PPG methyl ether itself; monitor for residual ethylene oxide and propylene oxide.

⚠️
Concern Level: Low

Frequently Asked Questions

Is PPG-4 Methyl Ether safe in cosmetics?

Testicular effects in historical studies attributed to 2-methoxyethanol contamination, not PPG methyl ether itself; monitor for residual ethylene oxide and propylene oxide. The EU classifies PPG-4 Methyl Ether as "permitted". Safety rating: GOOD.

Is PPG-4 Methyl Ether allowed in the EU?

PPG-4 Methyl Ether EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PPG-4 Methyl Ether do in cosmetics?

PPG-4 Methyl Ether functions as: Skin conditioning agent; solvent. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned a unique CAS — falls under PPG methyl ether polymeric CAS series (e.g., 37286-64-9 for PPG methyl ethers broadly) [page:https://www.cir-safety.org/sites/default/files/PEGPPG092013FR.pdf].

What is the Margin of Safety for PPG-4 Methyl Ether?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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