CAS 7647-10-1 Palladium chloride - Materials / Alfa Chemistry

NAVIGATION

Palladium chloride

PRICE INQUIRY

Catalog Number

ACM7647101-1

CAS Number

7647-10-1

Product Name

Palladium chloride

Structure

Category

Salt

Description

Palladium chloride appears as dark brown crystals. (NTP, 1992)

IUPAC Name

dichloropalladium

Molecular Weight

177.3g/mol

Molecular Formula

PdCl2;Cl2Pd

Canonical SMILES

Cl[Pd]Cl

InChI

InChI=1S/2ClH.Pd/h2*1H;/q;;+2/p-2

InChI Key

PIBWKRNGBLPSSY-UHFFFAOYSA-L

Melting Point

934 °F (DECOMP) (NTP, 1992);678-680 °C

Density

4 at 64 °F (NTP, 1992);4.0 g/cu cm

Solubility

Soluble (NTP, 1992);Sol in water, ethanol, acetone;Readily soluble in hydrochloric acid and solutions of alkali metal chlorides

Application

Palladium chloride serves multiple purposes primarily due to its role as a catalyst in various chemical reactions. Its versatility is evident as it is employed in the synthesis of semiconducting metal-containing polymers, electroplating, and the preparation of palladium catalysts. It is integral to the automotive and petrochemical industries, where palladium and its alloys significantly enhance catalytic processes. Additionally, palladium chloride is used as a reagent in analytical chemistry for determining trace amounts of elements like palladium, mercury, and thallium. Its utility extends to practical applications, such as testing for carbon monoxide using palladium chloride-soaked strips, and in photography for toning and producing porcelain pictures. The compound's ability to form complex ions, like the tetrachloropalladate ion, further broadens its application in organic synthesis, including the Wacker Process for oxidizing ethylene to acetaldehyde. Palladium chloride's chemical behavior allows for the detection of gases and other substances by decolorization, making it indispensable in various industrial and scientific contexts.

Color/Form

Red rhombic crystals; hygroscopic;Brown to brownish violet powder

Complexity

2.8

Covalently-Bonded Unit Count

EC Number

231-596-2

Exact Mass

175.84119g/mol

Formal Charge

Heavy Atom Count

MeSH Entry Terms

palladium chloride;palladium chloride dihydrate;palladium dichloride;palladium dichloride dihydrate;PdCl2

Monoisotopic Mass

175.84119g/mol

NSC Number

146183

Other Experimental

DELIQUESCENT; DECOMPOSES @ 500 °C;Decomposition at high temperatures to palladium and chlorine;Sublimes at 590 °C; decomposition begins at 600 °C and is complete at 740 °C;Dark brown crystals; soluble in water, alcohol, acetone; reduced in solution by hydrogen or carbon monoxide to metal /Palladium(II) chloride dihydrate/

Rotatable Bond Count

UN Number

3290

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