Moderate Cosmetic Ingredient NOAEL Data

Tall Oil Hydroxyethyl Imidazoline

INCI: TALL OIL HYDROXYETHYL IMIDAZOLINE

CAS Number
61791-39-7
Function
Surfactant, hair conditioning, cleansing agent
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted in cosmetics; used as emulsifier and surfactant

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

2 study endpoints found for Tall Oil Hydroxyethyl Imidazoline. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 60 mg/kg bw/day oral rat oral REACH
NOEL 60 mg/kg bw/day oral rat oral REACH

Expert Verdict

Dual-use chemical (industrial + cosmetic). Ensure cosmetic-grade sourcing. Potential skin/eye irritant at elevated concentrations. pH-dependent stability โ€” imidazoline ring hydrolyzes in acidic conditions, potentially forming amidoamine impurities

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Concern Level: Moderate

Regulatory Flags

plant-oil

Frequently Asked Questions

Is Tall Oil Hydroxyethyl Imidazoline safe in cosmetics?

Dual-use chemical (industrial + cosmetic). Ensure cosmetic-grade sourcing. Potential skin/eye irritant at elevated concentrations. pH-dependent stability โ€” imidazoline ring hydrolyzes in acidic conditions, potentially forming amidoamine impurities The EU classifies Tall Oil Hydroxyethyl Imidazoline as "permitted". Safety rating: MODERATE. 2 toxicological study endpoint(s) are available in our database.

Is Tall Oil Hydroxyethyl Imidazoline allowed in the EU?

Tall Oil Hydroxyethyl Imidazoline EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Tall Oil Hydroxyethyl Imidazoline do in cosmetics?

Tall Oil Hydroxyethyl Imidazoline functions as: Surfactant, hair conditioning, cleansing agent. It is classified as a cosmetic ingredient in our database. CAS number: 61791-39-7.

What is the Margin of Safety for Tall Oil Hydroxyethyl Imidazoline?

not established 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.

What is the NOAEL for Tall Oil Hydroxyethyl Imidazoline?

The NOAEL (No Observed Adverse Effect Level) for Tall Oil Hydroxyethyl Imidazoline is 60 mg/kg bw/day based on a oral study via oral route in rat. A total of 2 study endpoints are available. Source: REACH.

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