Name | o-Arsanilic acid |
Synonyms | o-Arsanilic acid O-ARSANILIC ACID 2-Arsanilic acid ortho-arsanilic acid 2-AMINOPHENYLARSONIC ACID 2-Aminophenylarsonic acid O-AMINOPHENYLARSONIC ACID O-AMINOBENZENEARSONIC ACID 2-AMINOBENZENEARSONIC ACID 2-Aminobenzenearsonic acid o-Aminobenzenearsoinc acid |
CAS | 2045-00-3 |
EINECS | 218-064-5 |
InChI | InChI=1/C6H8AsNO3/c8-6-4-2-1-3-5(6)7(9,10)11/h1-4H,8H2,(H2,9,10,11) |
InChIKey | LQCOCUQCZYAYQK-UHFFFAOYSA-N |
Molecular Formula | C6H8AsNO3 |
Molar Mass | 217.05 |
Density | 1.79 g/cm3 |
Melting Point | 154-155°C(lit.) |
Boling Point | 519.3±52.0 °C(Predicted) |
Flash Point | 267.8°C |
Solubility | 1 M NH4OH: soluble50mg/mL, clear to turbid (orange-brown) |
Vapor Presure | 1.31E-11mmHg at 25°C |
Appearance | solid |
Color | White to Light yellow to Light orange |
pKa | pK1: ca 2;pK2: 3.77;pK3: 8.66 (25°C) |
Use | Color reaction of scandium, titanium, thorium and vanadium in the presence of salicylaldehyde |
Risk Codes | R23/25 - Toxic by inhalation and if swallowed. R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
Safety Description | S20/21 - S28 - After contact with skin, wash immediately with plenty of soap-suds. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S28A - |
UN IDs | 2811 |
WGK Germany | 3 |
Hazard Class | 6.1 |
Packing Group | III |