Substance Information

Substance Infocard


Calcium disodium bis[2-chloro-5-[(2-hydroxy-1-naphthyl)azo]-4-sulphonatobenzoate]

EC / List no.: 227-456-5

CAS no.: 5850-80-6

Mol. Formula: C34H18CaCl2N4Na2O12S2

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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
  • Substances indicated, in 2009, as being intended to be registered by at least one company in the EEA.
Previous Legislations
  • Substances listed in the EINECS, ELINCS, or NLP inventories.
Cosmetic Products Regulation
  • Cosmetic Products Regulation, Annex IV - Allowed Colorants
    EU. Allowed Colorants: Annex IV, Regulation 1223/2009/EC on Cosmetic Products, as corrected by Corrigendum to Commission Regulation (EU) 2021/850, 17 June 2021

    This list contains coloring agents allowed for use in cosmetic products marketed in the European Union. The list indicates the approved fields for application, including whether or not the colorant is permitted for use in products applied near the eye or on mucous membranes, or in products intended to come in contact with the skin.

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Substance names and other identifiers

Regulatory process names
2-Chloro-5-((2-hydroxy-1-naphthalenyl)azo)-4-sulfobenzoic acid, calcium sodium salt (2:1:2)
Benzoic acid, 2-chloro-5-((2-hydroxy-1-naphthalenyl)azo)-4-sulfo-, calcium sodium salt (2:1:2)
Benzoic acid, 2-chloro-5-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-4-sulfo-, calcium sodium salt (2:1:2)
Calcium disodium bis(2-chloro-5-((2-hydroxy-1-naphthyl)azo)-4-sulphonatobenzoate)
Calcium disodium bis[2-chloro-5-[(2-hydroxy-1-naphthyl)azo]-4-sulphonatobenzoate]
EC Inventory
Calcium disodium bis[2-chloro-5-[(2-hydroxy-1-naphthyl)azo]-4-sulphonatobenzoate]
Cosmetic Products Regulation, Annex IV - Allowed Colorants
calcium disodium bis[2-chloro-5-[(2-hydroxy-1-naphthyl)azo]-4-sulphonatobenzoate]
Pre-Registration process
Calcium disodium bis[[]2-chloro-5-[[](2-hydroxy-1-naphthyl)azo]-4-sulphonatobenzoate]
CI 15525
Pigment Red 68
IUPAC names
calcium disodium bis(2-chloro-5-[(E)-2-(2-hydroxynaphthalen-1-yl)diazen-1-yl]-4-sulfobenzoate)
Other identifiers
EC Inventory, Pre-Registration process, Cosmetic Products Regulation, Annex IV - Allowed Colorants, Other
CAS number