ChemicalBook CAS DataBase List 119-72-2

119-72-2

Name	4-Nitro-4'-aminostilbene-2,2'-disulfonic acid
CAS	119-72-2
EINECS(EC#)	204-346-5
Molecular Formula	C14H12N2O8S2
MDL Number	MFCD00035915
Molecular Weight	400.38
MOL File	119-72-2.mol

Synonyms

4-AMINO-4'-NITROSTILBENE-2,2'-DISULFONIC ACID 4-NITRO-4'-AMINOSTILBENE-2,2'-DISULFONIC ACID 5-amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]-benzenesulfonic acid 4-amino-4’-nitro-2,2’-stilbenedisulfonicacid 4-amino-4’-nitro-2’-stilbenedisulfonicacid 5-amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]-benzenesulfonicaci kyselina4-amino-4’-nitrostilben-2,2’-disulfonova kyselina4-nitro-4’-aminostilben-2,2’-disulfonova 5-amino-2-[2-(4-nitro-2-sulphophenyl)vinyl]benzenesulphonic acid ANSD acid (4-nitro-4'-aminostibene-2,2'-disulfonic acid) 4-nitro-4' aminostibene-2',2" disulphonic acid NASDA 2-(2-sulfo-4-nitrostyryl)-5-aminobenzenesulfonic acid Semi DAS ANSDACID 4-AMINO-4''-NITROSTILBENE-2,2''-DISULFONIC ACID, TECH. 80% 5-Amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzene-1-sulfonic acid

Chemical Properties

Melting point	>300°C
density	1.5746 (rough estimate)
refractive index	1.6900 (estimate)
pka	-1.31±0.45(Predicted)
Water Solubility	Soluble in water.
CAS DataBase Reference	119-72-2(CAS DataBase Reference)
EPA Substance Registry System	119-72-2(EPA Substance)

Safety Data

Risk Statements	R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin . less more
Safety Statements	S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36/37/39:Wear suitable protective clothing, gloves and eye/face protection . less more
RTECS	WJ6100000
TSCA	Yes

Hazard Information

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