Is Basic Violet 4 safe in cosmetics?
Basic Violet 4 has a safety rating of "MODERATE" in our database. EU status: prohibited. US status: permitted.
Moderate
Cosmetic Ingredient
Basic Violet 4
Also known as: Ethanaminium, N-[4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, chloride, Ethanaminium, N-[4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, chloride (1:1), (4-(Bis(4-(diethylamino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)diethylammonium chloride, Tris(p-(diethylamino) phenyl)methylium chloride, 4-{Bis[4-(diethylamino)phenyl]methylidene}-N, N-diethylcyclohexa-2,5-dien-1-iminium chloride (+12 more)
INCI: BASIC VIOLET 4
Basic Violet 4 (CAS 2390-59-2) is a cosmetic cosmetic ingredient functioning as Hair dyeing (cationic/semi-permanent dye). EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in pharmaceutical data.
View industrial chemical safety profile for CAS 2390-59-2 →
Auto-generated CPSR Part A draft with source citations
Function
Hair dyeing (cationic/semi-permanent dye)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
prohibited
US US Status
permitted
US Notes
Exempt from coal-tar hair dye color additive certification under FD&C Act §601(a) with required caution labeling
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 Violet 4.
Calculate MoS for your specific formulation with the MoS Calculator.
EU CosIng Annex Listing
European Commission CosIng database Annex references per Regulation (EC) No 1223/2009.
Annex II — Prohibited
Ref: 1271
(EC) 2009/1223
Expanded Jurisdictional Detail
Additional regulatory detail beyond the 7-jurisdiction summary: Saudi SFDA, Korea MFDS, ASEAN ACD, Japan/Korea, Brazil/India, and cross-jurisdictional restriction entries.
SA Saudi SFDA (II - Prohibited)
ASEAN Cosmetic Directive (II)
Ref: 1271
BRIN Brazil/India Cosmetics
Brazil: Prohibited
India: Prohibited (GNRAS)
Additional Jurisdictional Restrictions (1)
| Jurisdiction | Status | Max % | Product Type |
|---|---|---|---|
| KR | prohibited | - | - |
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Dye
Regulatory List Membership (2)
EU Banned in Cosmetics
EU CosIng Cosmetics Ingredient Database
Expert Verdict
Expert safety assessment and concern-level summary for Basic Violet 4.
Regulatory Flags
eu_banned_cosmetics
eu_cosing_listed
Known Synonyms
Ethanaminium, N-[4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, chloride
Ethanaminium, N-[4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-, chloride (1:1)
(4-(Bis(4-(diethylamino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)diethylammonium chloride
Tris(p-(diethylamino) phenyl)methylium chloride
4-{Bis[4-(diethylamino)phenyl]methylidene}-N, N-diethylcyclohexa-2,5-dien-1-iminium chloride
EINECS 219-231-5
Ethyl Violet AX
Ethyl Violet
Ethyl Violet GGA
NSC 8675
Shikiso Acid Brilliant Blue 6B
Lowacryl Violet 4
UNII-94UZ9RD7TJ
C.I. 42600
C.I. Basic Violet 4
Ethyl crystal violet
IN-J1063
Chemical Function
Dye
Regulatory Lists
banned; Europe; Personal care
Australian Status
AICIS status: listed
Cross-Vertical Safety Context
Same-CAS public records found in pharmaceutical data.
SOURCE
ChEMBL / DrugCentral / FAERS
DB_PHARMA CAS match
Pharmaceutical Data
Same-CAS rows from the pharmaceutical spoke database.
ChEMBL ID
CHEMBL1698845
Frequently Asked Questions
Is Basic Violet 4 allowed in the EU?
Basic Violet 4 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does Basic Violet 4 do in cosmetics?
Basic Violet 4 functions as: Hair dyeing (cationic/semi-permanent dye). It is classified as a cosmetic ingredient in our database. CAS number: 2390-59-2.
Is Basic Violet 4 used outside cosmetics?
Basic Violet 4 also appears in pharmaceutical data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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