AKA: Ethyl violet, 2390-59-2, C.I. Basic Violet 4, Ethyl Violet AX, Ethyl Violet GGA, Lowacryl Violet 4, Ethyl crystal violet, C.I. 42600, Shikiso Acid Brilliant Blue 6B
[4-[bis[4-(diethylamino)phenyl]methylene]-2,5-cyclohexadien-1-ylidene]diethylammonium chloride (CI 42600)
Traditional Use
A synthetic xanthene dye developed for cosmetic use in the 20th century. Created to achieve consistent purple and violet hues in color cosmetics.
Regulatory Status
JAPAN✔ permitted
The paper trail
🔬Peer-reviewednone on file
🛡️Safety-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR