23481-28-9, CAS No 23481-28-9

23481-28-9 4-[(4-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid
Product Name	4-[(4-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid
Synonyms	1-Naphthalenesulfonic acid, 4-(2-(4-hydroxy-1-naphthalenyl)diazenyl)-;1-Naphthalenesulfonic acid, 4-((4-hydroxy-1-naphthalenyl)azo)-;4-((4-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid;4-[(2E)-2-(4-oxonaphthalen-1(4H)-ylidene)hydrazino]naphthalene-1-sulfonic acid;4-[(4-hydroxy-1-naphthyl)azo]naphthalene-1-sulfonic acid
Molecular Formula	C₂₀H₁₄N₂O₄S
Molecular Weight	378.4012
InChl	InChI=1/C20H14N2O4S/c23-19-11-9-17(13-5-1-3-7-15(13)19)21-22-18-10-12-20(27(24,25)26)16-8-4-2-6-14(16)18/h1-12,23H,(H,24,25,26)
CAS Registry Number	23481-28-9
EINECS	245-682-2
Molecular Structure
Density	1.42g/cm³
Refractive Index	1.698

23481-28-9 4-[(4-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid