Substance Information

Substance Infocard


[8-[(4-amino-2-nitrophenyl)azo]-7-hydroxy-2-naphthyl]trimethylammonium chloride

EC / List no.: 275-216-3

CAS no.: 71134-97-9

Mol. Formula: C19H20ClN5O3

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Key datasets


Regulatory context

Here you can find all of the regulations and regulatory lists in which this substance appears, according to the data available to ECHA. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance):

REACH - Registration, Evaluation, Authorisation and Restriction of Chemicals Regulation
Previous Legislations
  • Substances listed in the EINECS, ELINCS, or NLP inventories.
Cosmetic Products Regulation
  • Cosmetic Products Regulation, Annex II - Prohibited Substances
    EU. Prohibited Substances: Annex II, Regulation 1223/2009/EC on Cosmetic Products, as amended by Regulation (EU) 2021/1099, 6 July 2021

    This list contains substances which are banned from use in any cosmetic products marketed for sale or use in the European Union.

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Substance names and other identifiers

Regulatory process names
(8-((4-Amino-2-nitrophenyl)azo)-7-hydroxy-2-naphthyl)trimethylammonium chloride
(8-[(4-Amino-2-nitrophenyl)azo]-7-hydroxy-2-naphthyl) trimethylammonium chloride
Cosmetic Products Regulation, Annex II - Prohibited Substances
[8-[(4-amino-2-nitrophenyl)azo]-7-hydroxy-2-naphthyl]trimethylammonium chloride
EC Inventory
[8-[(4-amino-2-nitrophenyl)azo]-7-hydroxy-2-naphthyl]trimethylammonium chloride
Pre-Registration process
[[]8-[[](4-amino-2-nitrophenyl)azo]-7-hydroxy-2-naphthyl]trimethylammonium chloride
Basic Red 118
IUPAC names
8-[(E)-2-(4-amino-2-nitrophenyl)diazen-1-yl]-7-hydroxy-N,N,N-trimethylnaphthalen-2-aminium chloride
Other identifiers
EC Inventory, Pre-Registration process, Cosmetic Products Regulation, Annex II - Prohibited Substances, Other
CAS number