m-Aminophenol HCl

INCI: M-AMINOPHENOL HCL

CAS Number
51-81-0
Function
Oxidative hair dye (coupler); hydrochloride salt of m-aminophenol
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted under coal-tar hair dye exemption (21 CFR 73); caution labeling required

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Use limits calculated as free base equivalent. All labeling, patch-test, and mixing-ratio requirements per Annex III apply.

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Concern Level: Moderate

Frequently Asked Questions

Is m-Aminophenol HCl safe in cosmetics?

Use limits calculated as free base equivalent. All labeling, patch-test, and mixing-ratio requirements per Annex III apply. The EU classifies m-Aminophenol HCl as "restricted". Safety rating: MODERATE.

Is m-Aminophenol HCl allowed in the EU?

m-Aminophenol HCl EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does m-Aminophenol HCl do in cosmetics?

m-Aminophenol HCl functions as: Oxidative hair dye (coupler); hydrochloride salt of m-aminophenol. It is classified as a cosmetic ingredient in our database. CAS number: 51-81-0.

What is the Margin of Safety for m-Aminophenol HCl?

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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