Methoxyphenylamino Phenylpyrazole

INCI: METHOXYPHENYLAMINO PHENYLPYRAZOLE (COSING-REGISTERED)

CAS Number
Not confirmed from available sources
Function
Most likely a hair colorant - pyrazole derivatives are widely used as oxidative hair dye couplers/precursors in the EU Cosmetics Regulation Annex III
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes If used as a coal-tar hair dye, falls under the hair dye exemption (FD&C Act ยง601(a)) with required caution labeling and patch test instructions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Pyrazole hair dye couplers as a class carry sensitization potential; contact dermatitis risk; typically require patch testing prior to use. The methoxyphenylamino and phenyl groups on the pyrazole ring would influence the shade produced when coupled with primary intermediates (e.g., p-phenylenediamine)

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Concern Level: Moderate

Regulatory Flags

potential-allergen colorant

Frequently Asked Questions

Is Methoxyphenylamino Phenylpyrazole safe in cosmetics?

Pyrazole hair dye couplers as a class carry sensitization potential; contact dermatitis risk; typically require patch testing prior to use. The methoxyphenylamino and phenyl groups on the pyrazole ring would influence the shade produced when coupled with primary intermediates (e.g., p-phenylenediamine) The EU classifies Methoxyphenylamino Phenylpyrazole as "restricted". Safety rating: MODERATE.

Is Methoxyphenylamino Phenylpyrazole allowed in the EU?

Methoxyphenylamino Phenylpyrazole EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Methoxyphenylamino Phenylpyrazole do in cosmetics?

Methoxyphenylamino Phenylpyrazole functions as: Most likely a hair colorant - pyrazole derivatives are widely used as oxidative hair dye couplers/precursors in the EU Cosmetics Regulation Annex III. It is classified as a cosmetic ingredient in our database. CAS number: Not confirmed from available sources.

What is the Margin of Safety for Methoxyphenylamino Phenylpyrazole?

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.

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