N-EtFOSAA (N-ethyl perfluorooctane sulfonamido acetic acid)

CAS: 2991-50-6 | Type: organic_pollutant

Moderate High Risk (Adults)

Safety Summary

Hazard ProfileMajor human metabolite of N-EtFOSE (used in Scotchgard and other 3M PFAS products). Routinely detected in NHANES biomonitoring alongside N-MeFOSAA. Transforms to PFOS. EPA UCMR5 analyte. Key biomarker for consumer product PFAS exposure.

Risk (Adults)Moderate High

Risk (Children)High

Risk (Dogs)Moderate

Risk (Cats)Moderate

Regulatory Status

SummaryCalifornia Prop 65 listed

Molecular FormulaC12H8F17NO4S

Molecular Weight585.24

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