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Ingredient Facts
4-Methoxy-m-Phenylenediamine-HCI
AKA: 4-Methoxy-m-Phenylenediamine HCl
Ingredient · Hair Dyeing · EWG: 4
Synthetic
Not Clean
4-Methoxy-m-Phenylenediamine-HCI is a cosmetic ingredient. Assessed as safe by the CIR.
Form
Liquid
See origin →
Functions
Hair Dyeing
Traditional Use
A synthetic hair dye precursor developed in the early-to-mid 20th century. The hydrochloride salt form was created to enhance stability and solubility in aqueous hair dye formulations.