Basic Blue 7
INCI: BASIC BLUE 7
CAS 2390-60-5 EC 219-232-0
[4-[4-(diethylamino)-.alpha.-[4-(ethylamino)-1-naphthyl]benzylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium chloride (CI 42595)
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details
Description
[4-[4-(diethylamino)-.alpha.-[4-(ethylamino)-1-naphthyl]benzylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium chloride (CI 42595)
Purpose
Function
Hair colorant (triarylmethane dye)
Profile
Properties
Silicone
Silicone free
Compliance
Regulatory Status
EU
Banned
Safety
POOR
US
Restricted
Absorptionmoderate
Sensitizationlow
MoSnot established
ConcernHigh
Flags
coloranteu_banned_cosmeticseu_cosing_listed
Verdict
EU-banned substance with historical approval at 0.2% for hair tinting but moved to Annex II. Not approved as US color additive; coal tar hair dye exemption no longer applies. No adequate toxicity, DART, genotoxicity, or carcinogenicity data available. CIR Draft Report (Sept 2024) found insufficient safety data.
US Note
Not approved as a color additive. Coal tar hair dye exemption historically applied. CIR issued Draft Report Sept 2024 with insufficient data to determine safety.
Assessment
Ratings
Reference