Description

Rhodium(III) Chloride Hydrate is a versatile inorganic salt of the precious metal rhodium, widely recognized for its role as a high-performance catalyst precursor. Its primary value lies in facilitating critical chemical transformations with high selectivity and efficiency, making it indispensable for advanced material synthesis and fine chemical production. This compound is essential for R&D laboratories and industrial manufacturers in the pharmaceutical, electronics, and specialty chemical sectors seeking reliable and consistent catalytic performance.

Application

• Homogeneous Catalysis: A key precursor for synthesizing rhodium-based catalysts used in hydrogenation, hydroformylation, and carbonylation reactions.
• Electroplating & Surface Finishing: Used in the electroplating industry to deposit thin, corrosion-resistant rhodium coatings on electrical contacts, jewelry, and optical components.
• Pharmaceutical Intermediates: Employed in the synthesis of complex active pharmaceutical ingredients (APIs) through catalytic asymmetric synthesis.
• Chemical Vapor Deposition (CVD): Serves as a source material for depositing high-purity rhodium films in semiconductor and microelectronics fabrication.
• Research & Development: Fundamental reagent in academic and industrial research for developing new catalytic systems and organometallic compounds.
• Sensor Technology: Used in the manufacture of certain electrochemical and optical sensors due to rhodium's stable electrochemical properties.

Basic Information

Product Name	Rhodium(III) Chloride Hydrate
CAS No.	20765-98-4
Molecular Formula	RhCl3·xH2O
Molecular Weight	Anhydrous: 209.26 g/mol (hydrate weight varies)
Synonyms	Rhodium Trichloride Hydrate; Rhodium Chloride Hydrate; Rhodium(3+) Trichloride Hydrate; Rhodium Chloride (RhCl3) Hydrate; Rhodium(III) Chloride; Rhodium Chloride; Rhodium Sesquichloride Hydrate
EINECS	244-033-1

Quality Control

Our Rhodium(III) Chloride Hydrate is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is analyzed to confirm identity, assay (Rh content), and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing specific test results is provided with every shipment. We support compliance with relevant global regulatory frameworks, including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystals
Identification (IR)	Conforms
Assay (Rh basis)	≥ 38.0 % (typical)
Solubility (in water)	Soluble
Chloride Content	Conforms to theoretical
Impurities (ICP-OES)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.