Title: Calcium Thiosulfate
CAS Registry Number: 10124-41-1
CAS Name: Thiosulfuric acid (H2S2O3) calcium salt (1:1)
Additional Names: calcium hyposulfite
Molecular Formula: CaS2O3
Molecular Weight: 152.21
Percent Composition: Ca 26.33%, S 42.13%, O 31.53%
Literature References: Prepn: Ballezo, Kaufmann, Monatsh. Chem. 80, 220 (1949); Levenson, US 2763531 (1956 to Kodak).
Derivative Type: Hexahydrate
CAS Registry Number: 10035-02-6
Properties: Triclinic crystals. When dry, dec on standing forming a yellow crust on surface; more stable if kept damp and stored below 0°. Spontaneously dec at 43-49°. d 1.87. Freely sol in water. Practically insol in alcohol. Keep well closed and in a cool place.
Density: d 1.87
Therap-Cat: In dermatitis and jaundice due to arsphenamine.
Status: This monograph has been retired and is no longer subject to revision or update. |