1-ACETOXY-2-METHYLNAPHTHALENE is graded C (Moderate) by Expert·ING, based on COSING regulatory data. It is restricted under EU COSING — AnnexIII-SAFETY-.
1-ACETOXY-2-METHYLNAPHTHALENE
Safety grade: C
This is a synthetic chemical compound derived from naphthalene, a substance originally found in coal tar. It is used as a component in hair coloring products to help achieve or modify hair color.
This ingredient is used in hair dye formulations to help deposit or develop color in the hair shaft, contributing to the overall dyeing effect.
Graded using: COSING.
- EU COSING — Restricted
Last verified: May 26, 2026
Safer alternatives to 1-ACETOXY-2-METHYLNAPHTHALENE
- ACID VIOLET 43 — Grade A. Direct-acting hair dye that deposits color into the hair shaft.
- BASIC BROWN 17 — Grade A. Basic dye that directly colors hair through substantivity to keratin.
- BASIC BLUE 99 — Grade A. Basic dye that directly deposits blue shade into hair fiber.
- BASIC RED 51 — Grade A. Basic dye that directly deposits red shade into hair fiber.
- 2-METHOXYMETHYL-P-PHENYLENEDIAMINE — Grade A. Oxidative hair dye intermediate that develops color within hair shaft.
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