(5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine

CAS 210969-23-6C27H21PCatalysis & Inorganic

(5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine (CAS 210969-23-6), with a molecular weight of 376.43 g/mol, is a specialised phosphine compound. It is primarily utilised as a ligand in catalysis and as a building block in organic synthesis. This compound offers unique electronic and steric properties valuable for facilitating and controlling chemical reactions, particularly in transition metal-mediated transformations.

IUPAC: (5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphane,5-(Diphenylphosphanyl)dibenzo[a,d]cycloheptene,troppPh
Synonyms: C27H21P5-(Diphenylphosphanyl)dibenzo[a,d]cycloheptenetroppPh

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(5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine (C27H21P) — chemical structure, CAS 210969-23-6; Chemistry, fine chemical supplied by Tech Serve Solutions

Chemical SynthesisPhosphine CompoundsPhosphine Ligands

01 /Applications

Catalyst Ligand

This phosphine derivative functions as a ligand in homogeneous catalysis, coordinating with transition metals to influence catalytic activity and selectivity in various organic transformations.

Organic Synthesis Intermediate

It serves as a valuable intermediate in the synthesis of complex organic molecules, leveraging its phosphine functionality for further chemical derivatisation.

Materials Science

The unique structure of this compound may find applications in materials science, potentially for the development of novel functional materials or in coordination chemistry studies.

02 /Properties

Molecular weight	376.43
Empirical formula	C27H21P
Assay	≥96.5% (elemental analysis)
Loss on drying	≤1.0% loss on drying

03 /Safety & handling

Hazard statements

H413May cause long-lasting harmful effects to aquatic life

Water hazard class (WGK, DE)	3
Risk statements (R)	53

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

04 /Identifiers & registry

CAS number

210969-23-6

Beilstein registry

12068554

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 (5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine used for?

(5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine is primarily used as a ligand in catalysis and as an intermediate in chemical synthesis.

What is the CAS number and molecular formula for (5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine?

The CAS number is 210969-23-6 and the empirical formula is C27H21P.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies this compound with a purity of ≥96.5% (elemental analysis). It is supplied for research and development purposes and is not represented as USP, BP, EP, or other pharmacopoeial grades.

How should (5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine be handled?

This compound is classified as potentially harmful to aquatic life with long lasting effects (H413). Handle with appropriate personal protective equipment in a well-ventilated area. Consult the Safety Data Sheet for detailed handling instructions.

How is (5H-Dibenzo[a,d]cyclohepten-5-yl)diphenylphosphine packed and shipped?

This chemical is carefully packed to meet international shipping regulations and is exported globally by Tech Serve Solutions. Specific packaging details can be provided upon request.