Fragrance avoidance
No fragrance-linked caution surfaced in the current profile.
This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.
- beauty
- industrial
Di[2-[4-[(E)-2-[4- [bis(2-hydroxyethyl)aminophenyl]vinyl]pyridin-1- ium] butanoyl]aminoethyl]di-sulfanyl dichloride
CAS 1449471-67-3 · 70/100 · High conf.
Concern score
70/100High concern based on regulatory listings.
High confidence
Di[2-[4-[(E)-2-[4- [bis(2-hydroxyethyl)aminophenyl]vinyl]pyridin-1- ium] butanoyl]aminoethyl]di-sulfanyl dichloride in plain language
On cosmetic ingredient lists it appears as “Hc red no. 17”.
Also known as Hc red no. 17 · Hc red no 17
Used in cosmetics as a hair dye.
- Hair dyeing
- Colourant
- High concern: no hazard classifications on record. It is restricted in EU cosmetics.
Why it's flagged
Di[2-[4-[(E)-2-[4- [bis(2-hydroxyethyl)aminophenyl]vinyl]pyridin-1- ium] butanoyl]aminoethyl]di-sulfanyl dichloride is restricted in cosmetic products under Annex III of the EU Cosmetics Regulation (EC) 1223/2009.
RestrictedEU EC — restricted
The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.
Regulation
Restrictions first, then routine listings from published regulatory sources.
- EU Annex III — restricted
- EU restricted in cosmetics
- Found in consumer products
- Industrial
- View source →restricted
EUEC
Annex III of EU Cosmetics Regulation (EC) 1223/2009: substances which cosmetic products must not contain except subject to the restrictions laid down. Product types: Hair dye substance in non-oxidative hair dye products Maximum concentration: As from 3 September 2017: 0,5 % Other conditions: As from 3 September 2017: — Do not use with nitrosating agents — Maximum nitrosamine content: 50 μg/kg — Keep in nitrite-free containers
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Dye.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Dye.Source →
Expert safety opinions
No expert opinion on file for Di[2-[4-[(E)-2-[4- [bis(2-hydroxyethyl)aminophenyl]vinyl]pyridin-1- ium] butanoyl]aminoethyl]di-sulfanyl dichloride. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.
SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.
Evidence & sources
No graded research studies for Di[2-[4-[(E)-2-[4- [bis(2-hydroxyethyl)aminophenyl]vinyl]pyridin-1- ium] butanoyl]aminoethyl]di-sulfanyl dichloride yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Good fit