6NAPSA

Name	3-amino-4-hydroxy-5-nitrobenzenesulphonic acid
Synonyms	6NAPSA Kyseli 2-Amino-6-nitro-1-ph 6-Nitro-2-aminophenol-4-sulfon 2-Hydroxy-3-nitro-5-sulfoaniline 6-Nitro-2-Aminophenol-4-Sulfonic Acid 2-amino-6-nitrophenol-4-sulfonic acid 2-Amino-6-Nitro-1-Phenol-4-Sulfonic Acid 2-Amino-6-nitro-1-phenol-4-sulfonic acid 3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid 5-Amino-4-hydroxy-3-nitrobenzenesulfonic acid 3-amino-4-hydroxy-5-nitrobenzenesulphonic acid 1-Amino-2-hydroxy-3-nitro-5-benzenesulfonic acid 3-aMino-4-hydroxy-5-nitrobenzene-1-sulfonic acid
CAS	96-93-5
EINECS	202-546-7
InChI	InChI=1/C6H6N2O6S/c7-4-1-3(15(12,13)14)2-5(6(4)9)8(10)11/h1-2,9H,7H2,(H,12,13,14)

Molecular Formula	C6H6N2O6S
Molar Mass	234.19
Density	1.608 (estimate)
Melting Point	325°C (dec.)(lit.)
Boling Point	158°C
Water Solubility	Soluble
pKa	-1.42±0.50(Predicted)
Storage Condition	2-8°C
Refractive Index	1.6490 (estimate)
MDL	MFCD00035910
Physical and Chemical Properties	Yellow crystalline powder.

Hazard Symbols	C - Corrosive
Risk Codes	34 - Causes burns
Safety Description	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. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S27 - Take off immediately all contaminated clothing.
UN IDs	UN 2585 8/PG 3
WGK Germany	3
RTECS	DB4900000

chemical properties	yellow crystalline powder.
use	used as dye intermediate
category	toxic substances
toxicity classification	low toxicity
acute toxicity	oral-rat LDL0: 5360 mg/kg
stimulation data	eyes-rabbits 20 mg/24 hours moderate
flammability hazard characteristics	flammable; toxic nitrogen oxides and sulfur oxide smoke generated by combustion
storage and transportation characteristics	warehouse ventilation and low temperature drying
> extinguishing agent	dry powder, foam, sand, carbon dioxide, misty water
EPA chemical information	information provided by: ofmpub.epa.gov (external link)