12-00363. Aluminum β-Naphtholdisulfonate [Archived]

Nomenclature

CAS number: 1300-81-8
2-Hydroxynaphthalenedisulfonic acid aluminum salt.
C30H18Al2O21S6; mol wt 960.80.
C 37.50%, H 1.89%, Al 5.62%, O 34.97%, S 20.02%.
Al2[C10H5(OH)(SO3)2]3.

Description and references

Antiseptic. Prepd from barium β-naphtholdisulfonate and aluminum sulfate: Hagers Handb. Pharm. Praxis Band 1, 204 (Berlin, 1930).

Properties

Fine, almost white, powder. Sol in 1.5 parts water; sol in glycerol, slightly in alcohol. Practically insol in ether.

Status

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