Chlorobis(cyclooctene)iridium(I)dimer

CAS 12246-51-4C32H56Cl2Ir2Catalysis & Inorganic

Chlorobis(cyclooctene)iridium(I)dimer, CAS 12246-51-4, with the formula C32H56Cl2Ir2 and a molecular weight of 896.13 g/mol, is an iridium-based organometallic compound. This complex serves as a versatile catalyst in various organic transformations. It is primarily utilised in isomerisation-hydroboration reactions, oxidation processes, alkylation reactions, and the Guerbet reaction, making it a valuable reagent in synthetic chemistry.

IUPAC: Di-μ-chlorotetrakis(cyclooctene)diiridium

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Chlorobis(cyclooctene)iridium(I)dimer (C32H56Cl2Ir2) — chemical structure, CAS 12246-51-4; Chemistry, fine chemical supplied by Tech Serve Solutions

Chemical SynthesisIridium

01 /Applications

Catalyst for Isomerization-Hydroboration

This iridium dimer acts as a catalyst in isomerization-hydroboration reactions, particularly when stabilised with nido-carboranyldiphosphine ligands. This application is crucial for the synthesis of specific organoboron compounds.

Oxidation and Cycloaddition Reactions

It facilitates the hydrogen peroxide oxidation of hydroxamic acids, followed by their subsequent hetero Diels-Alder cycloaddition reactions. This enables complex molecular constructions through sequential transformations.

Immobilization onto Solid Supports

The compound is employed in immobilising organic functional groups onto solid supports via vinylsilane coupling reactions. This technique is vital for developing heterogeneous catalysts and functionalised materials.

Alkylation and Guerbet Reactions

Chlorobis(cyclooctene)iridium(I)dimer catalyses alkylation reactions and is a key reagent in the Guerbet reaction, which is important for the synthesis of branched alcohols from linear ones.

Asymmetric Amination Reactions

This iridium complex is utilized in asymmetric hydroamination reactions. Its application within a DNA-diene-iridium(I) hybrid system demonstrates its utility in stereoselective synthesis.

02 /Properties

Molecular weight	896.13
Empirical formula	C32H56Cl2Ir2
Assay	97%
Application	Catalyst for:• Isomerization-hydroboration reactions with nido-carboranyldiphosphine as stabilizing ligand1• Hydrogen peroxide oxidation of hydroxamic acids and their subsequent hetero Diels-Alder cycloaddition reactions2• Immobilization of organic functional groups onto solid supports through vinylsilane coupling reactions3• Alkylation reactions4• Guerbet reaction5• Allylic amination reactions in a DNA-diene-iridium(I) hybrid system6• Asymmetric hydroamination reactions7
Melting point	160-165 °C (dec.)(lit.)

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust, fume, gas or vapours
P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xi
Risk statements (R)	36/37/38
Safety statements (S)	26-37/39

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

12246-51-4

MDL number

MFCD00213465

PubChem substance

24863496

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Chlorobis(cyclooctene)iridium(I)dimer used for?

Chlorobis(cyclooctene)iridium(I)dimer is used as a catalyst in various organic synthesis reactions, including isomerisation-hydroboration, oxidation and cycloaddition reactions, immobilization onto solid supports, alkylation, the Guerbet reaction, and asymmetric hydroamination.

What is the CAS number and chemical formula for Chlorobis(cyclooctene)iridium(I)dimer?

The CAS number is 12246-51-4, and the empirical formula is C32H56Cl2Ir2.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies Chlorobis(cyclooctene)iridium(I)dimer with an assay of 97%. This product is not represented as USP, BP, EP, or other pharmacopoeia grades.

What are the primary safety hazards associated with this product?

This compound is a Warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used.

How is Chlorobis(cyclooctene)iridium(I)dimer packed and shipped?

This chemical is carefully packed according to international shipping regulations for hazardous materials. Tech Serve Solutions is a global supplier and exporter, ensuring compliant and secure delivery worldwide.

How can I request a sample or a quote for this product?

To request a sample or a quote, please contact our sales team through the website or direct inquiry. Please include the product name and CAS number (12246-51-4) in your request.