IUPAC Name: 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid
The MF of 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid (119-72-2) is C₁₄H₁₂N₂O₈S₂.

                                          
The MW of 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid (119-72-2) is 400.38.
Synonyms of 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid (119-72-2): 2,2'-Stilbenedisulfonic acid, 4-amino-4'-nitro- ; 4-Amino-4'-nitro-2,2'-stilbenedisulfonic acid ; 5-Amino-2-(2-(4-nitro-2-sulphophenyl)vinyl)benzenesulphonic acid ; Benzenesulfonic acid, 5-amino-2-(2-(4-nitro-2-sulfophenyl)ethenyl)-
Index of Refraction: 1.712  
Density: 1.723 g/ml 
Melting Point: >300 °C
EINECS: 204-346-5

Reported in EPA TSCA Inventory.

Mildly toxic by ingestion. An eye irritant. When heated to decomposition it emits very toxic fumes of NO_x and SO_x. See also SULFONATES.
Safety information of 4-Nitro-4'-aminostilbene-2,2'-disulfonic acid (119-72-2):
Risk Statements 
20/21/22  Harmful by inhalation, in contact with skin and if swallowed
36/37/38  Irritating to eyes, respiratory system and skin
Safety Statements 
26  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39  Wear suitable protective clothing, gloves and eye/face protection
RTECS  WJ6100000