Is Basic Orange 1 safe in cosmetics?
Basic Orange 1 has a safety rating of "POOR" in our database. EU status: prohibited. US status: restricted.
POOR
Cosmetic Ingredient
Basic Orange 1
INCI: BASIC ORANGE 1
Basic Orange 1 (CAS 3424-56-8) is a cosmetic cosmetic ingredient functioning as Hair Dyeing. EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database.
Function
Hair Dyeing
Editorial assessment
POOR
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
prohibited
US US Status
restricted
US Notes
Not approved; coal-tar hair dye exemption theoretically applies but no commercial use documented
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Basic Orange 1.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Basic Orange 1 — not a computed safety verdict. See the sourced toxicological data above.
Regulatory Flags
potential-allergen
Frequently Asked Questions
Is Basic Orange 1 allowed in the EU?
Basic Orange 1 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Basic Orange 1 do in cosmetics?
Basic Orange 1 functions as: Hair Dyeing. It is classified as a cosmetic ingredient in our database. CAS number: 3424-56-8.
Compliance Tools
Check Basic Orange 1 compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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