Description

P,P′-(9,9-Dimethyl-9H-Xanthene-4,5-Diyl)Bis[N,N,N′,N′-Tetraethyl-Phosphonous Diamide] 97% is a high-purity, organophosphorus compound featuring a xanthene core, designed for advanced material synthesis. This chemical serves as a critical precursor or ligand in the development of specialized catalysts and functional polymers, where its unique steric and electronic properties are essential. It is primarily sought by R&D chemists and process engineers in the fine chemical, pharmaceutical intermediate, and advanced material sectors.

Application

• Ligand in Transition Metal Catalysis: Used in cross-coupling reactions (e.g., Suzuki, Heck) for pharmaceutical and agrochemical synthesis.
• Precursor for Functional Polymers: Serves as a monomer or additive in the synthesis of polymers with specific optical or electronic properties.
• Intermediate for Photoinitiators or Dyes: Utilized in the development of novel photoactive compounds for coatings and imaging technologies.
• Research & Development: A key building block in academic and industrial labs for exploring new organophosphorus chemistry and material science applications.
• Specialty Additive: Potential use as a stabilizer or modifier in high-performance material formulations.

Basic Information

Product Name	P,P′-(9,9-Dimethyl-9H-Xanthene-4,5-Diyl)Bis[N,N,N′,N′-Tetraethyl-Phosphonous Diamide] 97%
CAS No.	349100-75-0
Molecular Formula	C₃₇H₅₈N₄O₂P₂
Molecular Weight	668.82 g/mol
Synonyms	4,5-Bis[bis(diethylamino)phosphanyl]-9,9-dimethyl-9H-xanthene; 9,9-Dimethyl-4,5-bis[bis(diethylamino)phosphino]xanthene; Xantphos-type Bis(phosphine) Ligand Derivative; N,N,N′,N′-Tetraethyl-P,P′-(9,9-dimethyl-9H-xanthene-4,5-diyl)phosphonous diamide; Bis(diethylamino)(9,9-dimethylxanthene-4,5-diyl)bis(phosphine); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our P,P′-(9,9-Dimethyl-9H-Xanthene-4,5-Diyl)Bis[N,N,N′,N′-Tetraethyl-Phosphonous Diamide] 97% is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is moisture-sensitive; keep the container tightly sealed under an inert atmosphere such as nitrogen or argon for long-term storage.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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