Description

Chlorobis(Ethylene)Rhodium (I) Dimer CAS NO 12081-16-2 is a highly valuable organorhodium complex, widely recognized as a versatile and efficient catalyst precursor in homogeneous catalysis. Its primary significance lies in its ability to facilitate critical carbon-carbon and carbon-heteroatom bond-forming reactions under mild conditions. This compound is essential for research and development chemists, process engineers, and manufacturers in the fine chemical, pharmaceutical, and advanced materials sectors.

Application

• Hydroformylation Catalyst: A key precursor for generating active rhodium catalysts used in the hydroformylation (oxo process) of alkenes to produce aldehydes.
• Hydrogenation & Isomerization: Employed in selective hydrogenation and double-bond isomerization reactions of organic substrates.
• Pharmaceutical Intermediate Synthesis: Facilitates asymmetric synthesis and the construction of complex chiral molecules for active pharmaceutical ingredients (APIs).
• Polymerization Initiator: Used in the catalytic polymerization of specific monomers for specialty polymers and materials science applications.
• Academic & Industrial R&D: Serves as a fundamental reagent for developing new catalytic methodologies and studying reaction mechanisms.
• Fine Chemical Production: Enables efficient, scalable synthesis of flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	Chlorobis(Ethylene)Rhodium (I) Dimer
CAS No.	12081-16-2
Molecular Formula	C8H16Cl2Rh2
Molecular Weight	388.92 g/mol
Synonyms	Di-μ-chlorobis(ethylene)dirhodium(I); Chloro(ethylene)rhodium Dimer; Bis(ethylene)chlororhodium Dimer; Rhodium(I) Chloride Ethylene Complex; [RhCl(C2H4)2]2; Wilkinson's-type Ethylene Complex; Dirhodium Bis(ethylene) Chloride
EINECS	235-145-5

Quality Control

Our Chlorobis(Ethylene)Rhodium (I) Dimer is produced and handled under stringent quality protocols. Each batch undergoes comprehensive analytical testing, including spectroscopic and chromatographic methods, to ensure high purity and consistent catalytic performance. A detailed Certificate of Analysis (COA) specifying identity, purity, and relevant physical data is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is light-sensitive and easily oxidized; prolonged exposure to air or light should be avoided to maintain stability and efficacy.

Specification

Item	Specification
Appearance	Orange to red-brown crystalline solid
Identification (IR)	Conforms to structure
Assay (Rh content)	≥ 52.0%
Purity (HPLC)	≥ 98.0%
Solubility	Soluble in common organic solvents (e.g., toluene, dichloromethane)

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