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Bis(bromogold(I)) bis(diphenylphosphino)methane

CAS 72476-68-7C25H22Au2Br2P2Catalysis & Inorganic

Bis(bromogold(I)) bis(diphenylphosphino)methane (CAS 72476-68-7; formula C25H22Au2Br2P2; molar mass 938.13 g/mol), commonly abbreviated dppm(AuBr)2, is a dinuclear gold(I) complex in which a bis(diphenylphosphino)methane ligand bridges two linear bromogold(I) centres. Supplied as a research-grade crystalline solid (m.p. 275-278 °C), it serves chiefly as a precursor and building block in organometallic and coordination chemistry, where its labile bromide ligands allow access to a wide range of dinuclear gold(I) compounds.

IUPAC
Bis(diphenylphosphino)methane bis(gold(I) bromide),[(Diphenylphosphino)methyl] (diphenyl)phosphine compound with bromogold (1:2),dppm(AuBr)2
Synonyms
dppm(AuBr)2Bis(diphenylphosphino)methane bis(gold(I) bromide)[(Diphenylphosphino)methyl](diphenyl)phosphine compound with bromogold (1:2)Bis(diphenylphosphino)methane digold dibromideBis[bromogold(I)] bis(diphenylphosphino)methane
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Bis(bromogold(I)) bis(diphenylphosphino)methane (C25H22Au2Br2P2) — chemical structure, CAS 72476-68-7; Chemistry, fine chemical supplied by Tech Serve Solutions
Chemical SynthesisGoldGold Catalysts
01 /Applications

Precursor for dinuclear gold(I) complexes

The bridging dppm ligand holds two gold(I) centres in close proximity, making this complex a convenient starting material for assembling binuclear gold structures. Its bromide ligands are readily exchanged, providing entry to numerous derivatives.

Organometallic and coordination chemistry research

It is used as a defined gold(I) phosphine reagent in academic and industrial laboratories. Researchers value the predictable geometry imparted by the methylene-bridged bisphosphine framework.

Studies of aurophilic Au···Au interactions

The proximity of the two gold centres enforced by the dppm bridge makes derivatives of this complex useful for investigating gold-gold (aurophilic) interactions and related structural chemistry.

Photoluminescent gold(I) compounds

Dinuclear gold(I) phosphine complexes of this type are of interest for their photophysical behaviour, and the reagent is employed in preparing luminescent gold(I) species for study.

Homogeneous gold catalysis research

As a member of the gold(I) phosphine family, it is explored within homogeneous catalysis and ligand-design programmes. Specific catalytic performance depends on the system under investigation.

02 /Properties
Molecular weight938.13
Empirical formulaC25H22Au2Br2P2
Melting point275-278 °C
03 /Identifiers & registry
CAS number
72476-68-7
MDL number
MFCD20527204
04 /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.

05 /Frequently asked questions

What is Bis(bromogold(I)) bis(diphenylphosphino)methane used for?

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It is used mainly as a precursor and building block in organometallic and coordination chemistry. The complex provides a defined dinuclear gold(I) framework for preparing further gold(I) compounds, for studying aurophilic Au···Au interactions and luminescent gold species, and within homogeneous gold catalysis research.

What is the CAS number and molecular formula of Bis(bromogold(I)) bis(diphenylphosphino)methane?

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Its CAS number is 72476-68-7 and its empirical formula is C25H22Au2Br2P2 (Hill notation), corresponding to a molecular weight of 938.13 g/mol. The MDL number is MFCD20527204. It is also known as dppm(AuBr)2.

What grade and purity does Tech Serve Solutions supply?

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We supply this compound as a research/reagent-grade material suitable for synthesis and laboratory use, presented as a crystalline solid (melting point 275-278 °C). We do not represent it as USP, BP or EP pharmacopoeia grade. Current assay and batch specifications are confirmed on the Certificate of Analysis accompanying each lot.

What are the safety and handling considerations for this compound?

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Handle it as a research chemical using standard laboratory precautions: wear suitable gloves, eye protection and a lab coat, avoid dust formation, and work in a well-ventilated area or fume hood. It carries Water Hazard Class WGK 3 (Germany), meaning it is severely hazardous to water, so prevent any release to drains, soil or watercourses. Always consult the current Safety Data Sheet before use.

How is Bis(bromogold(I)) bis(diphenylphosphino)methane packed, shipped and exported?

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It is supplied in securely sealed containers appropriate to the order quantity, with full identification and documentation. As an established exporter, Tech Serve Solutions arranges compliant labelling, Safety Data Sheets and export paperwork for international shipment. Storage and transport conditions follow the guidance stated on the SDS.

How do I request a sample or quote?

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Contact Tech Serve Solutions with the product name, CAS number 72476-68-7, your required quantity and destination, and our team will respond with availability, specifications and a quotation. Please indicate any documentation your application requires.

Need Bis(bromogold(I)) bis(diphenylphosphino)methane in a specific grade or volume?