A0695012
p-Arsanilic acid , 98% , 98-50-0
Synonym(s):
p-Arsanilic acid;4-Aminobenzenearsonic acid;4-Aminophenylarsonic acid;4-Arsanilic acid
CAS NO.:98-50-0
Empirical Formula: C6H8AsNO3
Molecular Weight: 217.05
MDL number: MFCD00007819
EINECS: 202-674-3
Update time: 2022-07-08
PRODUCT Properties
Melting point: | ≥300 °C(lit.) |
Boiling point: | 528.5±52.0 °C(Predicted) |
Density | 1.9571 |
solubility | Sparingly soluble in water, soluble in concentrated mineral acids, alkali
carbonate solutions, alcohol and diethyl ether. Practically insoluble in
acetone, benzene and chloroform. |
form | solid |
pka | pK1: ca 2;pK2: 4.02;pK3: 8.62 (25°C) |
color | Needles from aq solns |
Water Solubility | SLIGHTLY SOLUBLE IN COLD WATER |
Merck | 14,792 |
BRN | 1102334 |
Stability: | Hygroscopic |
InChIKey | XKNKHVGWJDPIRJ-UHFFFAOYSA-N |
CAS DataBase Reference | 98-50-0(CAS DataBase Reference) |
EPA Substance Registry System | p-Aminobenzenearsonic acid (98-50-0) |
Description and Uses
manufacture of medicinal arsenicals.
Safety
Symbol(GHS) | GHS06,GHS09 |
Signal word | Danger |
Hazard statements | H301+H331-H410 |
Precautionary statements | P273-P301+P310+P330-P304+P340+P311 |
Hazard Codes | T,N |
Risk Statements | 23/25-50/53 |
Safety Statements | 20/21-28-45-60-61-28A |
RIDADR | UN 3465 6.1/PG 3 |
WGK Germany | 3 |
RTECS | CF7875000 |
TSCA | Yes |
HazardClass | 6.1 |
PackingGroup | III |
HS Code | 29310095 |
Hazardous Substances Data | 98-50-0(Hazardous Substances Data) |
Toxicity | LD50 orally in male rats: >1000 mg/kg (Goldenthal) |