Basic

CAS No.	5858-51-5
Product Name	Acid Brown 4
Synonyms	Sodium 6-((4-aminophenyl)azo)-5-hydroxynaphthalene-1-sulphonate; sodium (6E)-6-[2-(4-aminophenyl)hydrazinylidene]-5-oxo-5,6-dihydronaphthalene-1-sulfonate
Molecular Formula	C16H12N3NaO4S
Molecular Weight	365.3389

Physical property