Nomenclature
CAS number: 7647-10-1
Palladium chloride (PdCl
2); palladous chloride.
Cl
2Pd; mol wt 177.33.
Cl 39.99%, Pd 60.01%.
PdCl
2.
Description and references
Prepn: Krustinsons, Z. Elektrochem. 44, 537 (1938). Toxicity
study: Orestano, Boll. Soc. Ital. Biol. Sper. 8, 1154 (1933). Review of PdCl2 and other
halides: J. H. Canterford, R. Colton, Halides
of the Second and Third Row Transition Metals (John Wiley,
New York, 1968) pp 358-389.
Properties
Red crystals. mp 678-680°. Dec at high temp to palladium
and chlorine. MLD i.v. in
rabbits: 0.0186 g/kg (Orestano).Derivative
Dihydrate.
Nomenclature
CAS number: 10038-97-8
Cl
2Pd.2H
2O; mol wt 213.36.
Cl 33.23%, Pd 49.88%, H 1.89%, O 15.00%.
Properties
Dark brown crystals. Sol in water, alcohol, acetone.
Reduced in soln by hydrogen or CO to metal. Keep tightly closed.Use
In photography, for preparing pictures to be transferred
to porcelain; toning solutions; electroplating parts of clocks and
watches; manuf indelible ink; for the prepn of the metal for use as
a catalyst; PdCl
2 paper is used for detecting CO, to find
leaks in buried gas pipes. Prepn of palladium catalysts using PdCl
2: Mozingo,
Org. Synth. coll. vol. III, 685 (1955).