Description

1,3-Dioxolo[4,5-E][1,3,2]Dioxaphosphepin, 4,4,8,8-Tetrakis(3,5-Diethylphenyl)Tetrahydro-2,2-Dimethyl-6-Phenyl-, (3As,8As)- is a sophisticated organophosphorus compound featuring a unique bicyclic dioxaphosphepin core with multiple sterically hindered aryl substituents. This complex molecular architecture is designed to function as a highly selective and efficient ligand or catalyst precursor in advanced synthetic chemistry. It is primarily targeted for research and development laboratories and specialty chemical manufacturing sectors focused on creating novel materials and pharmaceuticals.

Application

• Asymmetric Catalysis: Serving as a chiral ligand for transition metal-catalyzed asymmetric synthesis, enabling the production of enantiomerically pure pharmaceutical intermediates.
• Polymerization Catalyst: Acting as a key component in catalyst systems for the controlled polymerization of olefins or other monomers to create specialty polymers with tailored properties.
• Material Science Research: Utilized in the development of novel organic frameworks, ligands for metal-organic frameworks (MOFs), or advanced molecular materials.
• Pharmaceutical R&D: Employed in the synthesis of complex, biologically active molecules where its specific steric and electronic properties are critical for reaction success.
• Agrochemical Synthesis: Potential use in the development of novel, high-performance active ingredients requiring precise stereochemical control.
• Academic Research: A valuable tool for studying new reaction methodologies and the fundamental principles of organophosphorus chemistry and catalysis.

Basic Information

Item	Details
Product Name	1,3-Dioxolo[4,5-E][1,3,2]Dioxaphosphepin, 4,4,8,8-Tetrakis(3,5-Diethylphenyl)Tetrahydro-2,2-Dimethyl-6-Phenyl-, (3As,8As)-
CAS No.	2639939-72-1
Molecular Formula	C61H78O4P
Molecular Weight	905.24 g/mol
Synonyms	(3aS,8aS)-4,4,8,8-Tetrakis(3,5-diethylphenyl)-2,2-dimethyl-6-phenyltetrahydro-1,3-dioxolo[4,5-e][1,3,2]dioxaphosphepin; Tetrahydro-1,3-dioxolo[4,5-e][1,3,2]dioxaphosphepin Derivative; Bulky Phosphite Ligand; Sterically Hindered Dioxaphosphepin Ligand; Chiral Dioxaphosphepin; Organophosphorus Catalyst Precursor; Specialty Chemical Ligand 2639939-72-1
EINECS	Contact for details

Quality Control

Every batch of this high-purity specialty chemical undergoes rigorous analytical characterization to ensure identity, purity, and lot-to-lot consistency. Our quality assurance protocols are designed to meet the exacting standards of advanced R&D and process chemistry. A comprehensive Certificate of Analysis (COA) detailing results from NMR, HPLC, and other relevant tests is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation or degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Specific Rotation	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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