All Photos(1)

8.20670

Sigma-Aldrich

Dimethylarsinic acid sodium salt trihydrate

for synthesis

Synonym(s):
Dimethylarsinic acid sodium salt trihydrate, Dimethylarsinic acid sodium salt, Cacodylic acid sodium salt
Empirical Formula (Hill Notation):
C2H6AsNaO2 · 3H2O
CAS Number:
Molecular Weight:
214.03
MDL number:
EC Index Number:
204-708-2

Quality Level

potency

>2000 mg/kg LD50, skin (Rabbit)

pH

9.0-9.5 (20 °C, 100 g/L in H2O)

mp

60 °C

solubility

2000 g/L

bulk density

870 kg/m3

storage temp.

2-30°C

InChI

1S/C2H7AsO2.Na/c1-3(2,4)5;/h1-2H3,(H,4,5);/q;+1/p-1

InChI key

IHQKEDIOMGYHEB-UHFFFAOYSA-M

Analysis Note

Assay (HClO₄): ≥ 97.0 %
Identity (IR): passes test

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Certificate of Analysis

Certificate of Origin

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service