2,4-Diamino-5-methylphenoxyethanol HCl

INCI: 2,4-DIAMINO-5-METHYLPHENOXYETHANOL HCL

CAS Number
Distinct CAS from free base (item 8) - verify against CosIng; likely a separate registry number
Function
Hair dye (oxidative) - HCl salt form of item 8
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted in hair dye products (same exemption as free base)

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Same as item 8: mandatory allergy warning; professional-only for eyelash dyeing; concentration expressed as free base equivalent for compliance calculations

โš ๏ธ
Concern Level: Moderate

Frequently Asked Questions

Is 2,4-Diamino-5-methylphenoxyethanol HCl safe in cosmetics?

Same as item 8: mandatory allergy warning; professional-only for eyelash dyeing; concentration expressed as free base equivalent for compliance calculations The EU classifies 2,4-Diamino-5-methylphenoxyethanol HCl as "restricted". Safety rating: MODERATE.

Is 2,4-Diamino-5-methylphenoxyethanol HCl allowed in the EU?

2,4-Diamino-5-methylphenoxyethanol HCl EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does 2,4-Diamino-5-methylphenoxyethanol HCl do in cosmetics?

2,4-Diamino-5-methylphenoxyethanol HCl functions as: Hair dye (oxidative) - HCl salt form of item 8. It is classified as a cosmetic ingredient in our database. CAS number: Distinct CAS from free base (item 8) - verify against CosIng; likely a separate registry number.

What is the Margin of Safety for 2,4-Diamino-5-methylphenoxyethanol HCl?

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.

๐Ÿ“ฑ

Is 2,4-Diamino-5-methylphenoxyethanol HCl in Your Products?

Scan any product label with Piro โ€” our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free โ†’

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for 2,4-Diamino-5-methylphenoxyethanol HCl in your formulation.