Acid Red 157

Modify Date: 2025-08-25 13:17:45

Acid Red 157 Structure
Acid Red 157 structure
Common Name Acid Red 157
CAS Number 12217-34-4 Molecular Weight 526.585
Density 1.5±0.1 g/cm3 Boiling Point N/A
Molecular Formula C24H22N4O6S2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 5-[2-[2-[ethyl(phenyl)sulfamoyl]phenyl]hydrazinyl]-6-imino-4-oxonaphthalene-2-sulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Molecular Formula C24H22N4O6S2
Molecular Weight 526.585
Exact Mass 526.098083
PSA 179.48000
LogP 0.32
Index of Refraction 1.690

 Synonyms

6-Amino-5-((2-((ethylphenylamino)sulphonyl)phenyl)azo)-4-hydroxynaphthalene-2-sulphonic acid
6-Amino-5-[(E)-{2-[ethyl(phenyl)sulfamoyl]phenyl}diazenyl]-4-hydroxy-2-naphthalenesulfonic acid
2-Naphthalenesulfonic acid, 6-amino-5-[(E)-2-[2-[(ethylphenylamino)sulfonyl]phenyl]diazenyl]-4-hydroxy-
Acid Red 157
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