3-NITRO-P-HYDROXYETHYLAMINOPHENOL is graded C (Moderate) by Expert·ING, based on COSING regulatory data. It is restricted under EU COSING — AnnexIII-SAFETY-.
3-NITRO-P-HYDROXYETHYLAMINOPHENOL
Safety grade: C
This is a synthetic dye molecule used in hair coloring products to create warm, reddish-orange tones. It works by depositing color onto the hair strand to achieve the desired shade.
This ingredient is used in hair dye formulations to impart and enhance color, particularly contributing warm red and orange hues to the final hair color result.
Graded using: COSING.
- EU COSING — Restricted
Last verified: May 26, 2026
Safer alternatives to 3-NITRO-P-HYDROXYETHYLAMINOPHENOL
- BASIC RED 51 — Grade A. Direct hair dye colorant; provides red hues similar to source ingredient.
- BASIC RED 76 — Grade A. Direct hair dye colorant; delivers red tones comparable to source ingredient.
- 2-METHOXYMETHYL-P-PHENYLENEDIAMINE — Grade A. Hair dye intermediate; oxidative colorant producing warm tones in formulations.
- LAWSONIA INERMIS EXTRACT — Grade A. Natural hair dye from henna; imparts warm red-orange color to hair.
Other Hair Dyeing ingredients
- RESORCINOL — Grade E**
- THYMOL — Grade A
- M-AMINOPHENOL — Grade C**
- P-AMINOPHENOL — Grade C**
- 2-METHYLRESORCINOL — Grade C
- 4-AMINO-2-HYDROXYTOLUENE — Grade C
- P-PHENYLENEDIAMINE — Grade D**
- 2-METHYL-5-HYDROXYETHYLAMINOPHENOL — Grade C