2,2-Stilbenedisulfonic acid, 4,4-bis((4-amino-1-naphthyl)azo)-

Modify Date: 2025-08-26 20:12:49

2,2-Stilbenedisulfonic acid, 4,4-bis((4-amino-1-naphthyl)azo)- structure	Common Name	2,2-Stilbenedisulfonic acid, 4,4-bis((4-amino-1-naphthyl)azo)-
	CAS Number	5463-64-9	Molecular Weight	678.737
	Density	1.5±0.1 g/cm3	Boiling Point	N/A
	Molecular Formula	C₃₄H₂₆N₆O₆S₂	Melting Point	>300ºC
	MSDS	N/A	Flash Point	N/A

Name	4,4-Bis(4-Amino-1-Naphthylazo)-2,2-Stilbenedisulfonic Acid
Synonym	More Synonyms

Density	1.5±0.1 g/cm3
Melting Point	>300ºC
Molecular Formula	C₃₄H₂₆N₆O₆S₂
Molecular Weight	678.737
Exact Mass	678.135498
PSA	226.98000
LogP	6.98
Index of Refraction	1.728
Storage condition	Hygroscopic, Refrigerator, Under Inert Atmosphere

MSDS(Chinese)

Risk Phrases	36/37/38
Safety Phrases	24/25

2,2'-[(E)-1,2-Ethenediyl]bis{5-[(E)-(4-amino-1-naphthyl)diazenyl]benzenesulfonic acid}

4,4'-bis(4-amino-1-naphthylazo)-2,2'-stilbenedisulfonic acid

EINECS 226-754-2

2,2'-(E)-Ethene-1,2-diylbis{5-[(E)-(4-amino-1-naphthyl)diazenyl]benzenesulfonic acid}

Benzenesulfonic acid, 2,2'-[(E)-1,2-ethenediyl]bis[5-[(E)-2-(4-amino-1-naphthalenyl)diazenyl]-

Names