Description

Phosphine, [(15Ar)-7,8,9,10-Tetrahydro-6H-Dibenzo[B,D][1,6]Dioxacycloundecin-1,15-Diyl]Bis[Diphenyl- (9Ci) is a sophisticated organophosphorus compound that serves as a valuable intermediate in advanced chemical synthesis. Its complex, polycyclic structure makes it a key building block for creating novel materials and active pharmaceutical ingredients (APIs). This high-purity chemical is essential for research and development laboratories and production facilities in the pharmaceutical and specialty chemical sectors seeking to develop next-generation products.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of complex drug molecules, particularly those targeting central nervous system (CNS) disorders.
• Ligand Synthesis: Used in the development of novel phosphine-based ligands for catalysis, enabling more efficient and selective transition metal-catalyzed reactions.
• Material Science Research: Serves as a monomer or functional additive in the research of advanced polymers and organic electronic materials.
• Agrochemical Development: Employed as an intermediate in the research phase for creating new, high-performance crop protection agents.
• Academic & Industrial R&D: A valuable tool for chemists in universities and corporate R&D centers exploring new reaction methodologies and compound libraries.
• Fine Chemical Production: Integrated into the synthesis of other high-value, low-volume specialty chemicals requiring its unique structural motif.

Basic Information

Product Name	Phosphine, [(15Ar)-7,8,9,10-Tetrahydro-6H-Dibenzo[B,D][1,6]Dioxacycloundecin-1,15-Diyl]Bis[Diphenyl- (9Ci)
CAS No.	301847-91-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	[(15Ar)-7,8,9,10-Tetrahydro-6H-dibenzo[b,d][1,6]dioxacycloundecin-1,15-diyl]bis[diphenylphosphine]; 1,15-Bis(diphenylphosphino)-7,8,9,10-tetrahydro-6H-dibenzo[b,d][1,6]dioxacycloundecin; Diphosphine ligand 301847-91-6; Bidentate phosphine ligand; Macrocyclic diphosphine
EINECS	Contact for details

Quality Control

Our production of Phosphine, [(15Ar)-7,8,9,10-Tetrahydro-6H-Dibenzo[B,D][1,6]Dioxacycloundecin-1,15-Diyl]Bis[Diphenyl- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All materials undergo rigorous analytical testing, including NMR and HPLC, to confirm identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics 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 (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended long-term storage temperature is 2-8°C. Allow the sealed container to equilibrate to room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.