Nomenclature
CAS number: 546-46-3
2-Hydroxy-1,2,3-propanetricarboxylic acid zinc salt.
C
12H
10O
14Zn
3; mol wt 574.43.
C 25.09%, H 1.75%, O 38.99%, Zn 34.16%.
Zn
3(C
6H
5O
7)
2.
Description and references
Prepd from zinc carbonate and citric acid:
Heldt, Ann. 47, 157
(1843).
Derivative
Dihydrate.
Properties
Odorless powder. Slightly sol in water; sol in
dil mineral acids, in alkali hydroxides.Use
In toothpaste and mouthwash.