NextSDS Logo
Chemical Substance

Sodium 6-hydroxy-5-(4-phenylazophenylazo)naphthalene-2,4-disulphonate

CAS Number5413-75-2
EC Number226-502-1
Molecular FormulaC22H17N4NaO7S2
SDS management

Is this substance in your SDS library?

NextSDS finds every safety data sheet that contains it, flags new hazard classifications and keeps your whole SDS library current for every site.

On 3 regulatory lists. Get alerted when that changes.

Book a demo See SDS management

Identifiers

Cas Number5413-75-2Primary
Ec Number226-502-1
Chemical NameAcid Red 73
Chemical NameSodium 6-hydroxy-5-(4-phenylazophenylazo)naphthalene-2,4-disulphonate

Hazard Classifications

Not Classified
Warning
Hazard CodeH208
Category
Source: Notified C&L

Regulatory Lists (3)

REACH ANNEX XVII — RESTRICTED SUBSTANCES
Substances restricted under Annex XVII of REACH (EC) No 1907/2006. Superset of the Annex XVII appendix lists: every substance in an appendix group is also a member here, plus the entries restricted outside the CMR appendices.
GLOBAL AUTOMOTIVE DECLARABLE SUBSTANCE LIST (GADSL)
Global Automotive Declarable Substance List (GADSL) — Industry-wide list of declarable and prohibited substances in automotive manufacturing
EU COSMETIC PRODUCTS REGULATION: PROHIBITED SUBSTANCES
EU Cosmetic Products Regulation: Prohibited Substances — Substances prohibited in cosmetic products under Annex II of Regulation (EC) No 1223/2009

Related Substances

Sodium 4-amino-5-hydroxy-3-(4-nitrophenylazo)-6-(phenylazo)naphthalene-2,7-disulphonate
1064-48-8
sodium hydrogen 4-amino-5-[(phenylsulphonyl)oxy]naphthalene-2,7-disulphonate
83763-41-1
potassium sodium 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]naphthalene-1,3-disulphonate
70321-81-2
disodium 4-hydroxy-5-[(phenylsulphonyl)amino]naphthalene-2,7-disulphonate
83763-42-2
disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate
5850-41-9

Disclaimer

The substance data provided is sourced from various third-party databases and regulatory sources. While we strive to maintain accuracy, we cannot guarantee the completeness, accuracy, or timeliness of this information. Users are responsible for verifying all data before use in compliance, safety, or regulatory contexts. NextSDS is not liable for any decisions made based on this data.