13-08652. Sodium Arsphenamine [Archived]

Nomenclature

CAS number: 1936-28-3
4,4′-(1,2-Diarsenediyl)bis[2-aminophenol] disodium salt; 4,4′-arsenobis[2-aminophenol] disodium salt; arsphenamine sodium.
C12H10As2N2Na2O2; mol wt 410.04.
C 35.15%, H 2.46%, As 36.54%, N 6.83%, Na 11.21%, O 7.80%.

Description and references

Usually contains some water and inert salts (NaCl) and hence only about 20% arsenic (As).

Chemical structure

Properties

Bright yellow powder. Poisonous! Very unstable in air. Freely sol in water with alkaline reaction. Keep as described for Neoarsphenamine. Solution for injection must be prepared immediately after opening the container and must be administered promptly.

Therapeutic Category

Formerly as antisyphilitic.

Keywords

Antisyphilitic

Status

This monograph has been retired and is no longer subject to revision or update.