Description

Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin, 2,6-Bis[3,5-Bis(1,1-Dimethylethyl)-4-Methoxyphenyl]-4-Hydroxy-, 4-Oxide, (11Bs)- is a sophisticated organophosphorus compound featuring a complex, sterically hindered molecular architecture. This compound matters as a high-performance specialty chemical designed for advanced applications where precise molecular structure and stability are critical. It is needed by R&D chemists and process engineers in the fine chemical, pharmaceutical intermediate, and advanced material science sectors.

Application

• Pharmaceutical Intermediate: Serves as a key building block or ligand in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for complex target molecules.
• Catalyst Ligand: Used in the development of asymmetric catalysts for stereoselective organic synthesis, leveraging its bulky, chiral phosphine oxide structure.
• Polymer Stabilizer/Additive: Functions as a high-efficiency antioxidant or light stabilizer in specialty polymers and high-performance plastics due to its hindered phenolic and phosphite moieties.
• Material Science Research: Employed in the development of organic electronic materials, such as OLEDs or photoresists, where its specific electronic properties are valuable.
• Fine Chemical Synthesis: Acts as a specialized reagent in multi-step synthetic routes for complex natural products or agrochemicals.
• Coordination Chemistry: Utilized as a chelating agent or ligand for transition metals in catalytic systems and metal-organic frameworks (MOFs).

Basic Information

Item	Details
Product Name	Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin, 2,6-Bis[3,5-Bis(1,1-Dimethylethyl)-4-Methoxyphenyl]-4-Hydroxy-, 4-Oxide, (11Bs)-
CAS No.	2757287-50-4
Molecular Formula	C54H64O6P
Molecular Weight	839.05 g/mol
Synonyms	(11Bs)-2,6-Bis(3,5-di-tert-butyl-4-methoxyphenyl)-4-hydroxy-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin 4-oxide; Sterically Hindered Phosphite/Phenolic Antioxidant; Chiral Phosphine Oxide Derivative; BINOL-based Phosphite; Advanced Organophosphorus Ligand; Contact for additional trade names and abbreviations.
EINECS	Contact for details

Quality Control

Our Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin derivative is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, NMR for structural confirmation, and residual solvent analysis, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container sealed to minimize exposure to atmospheric moisture. This material is light-sensitive and should be handled accordingly.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 10 ppm

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