Description

4-Butyl-n-[(11Br)-Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin-4-Yl]Benzenesulfonamide Triethylamine Adduct is a sophisticated organophosphorus compound with a complex, sterically hindered structure. This compound is valued as a key intermediate or ligand in advanced catalytic systems, particularly in asymmetric synthesis and cross-coupling reactions. It is primarily sought by pharmaceutical R&D laboratories and fine chemical manufacturers developing novel active ingredients and high-value specialty chemicals.

Application

• Asymmetric Catalysis: Serves as a chiral ligand or precursor for catalysts in enantioselective synthesis of pharmaceutical intermediates.
• Pharmaceutical Research: Used as a building block in the discovery and development of new drug candidates, especially those targeting complex biological pathways.
• Cross-Coupling Reactions: Acts as a ligand in palladium- or nickel-catalyzed reactions (e.g., Suzuki, Negishi) for forming carbon-carbon bonds in complex molecules.
• Material Science: Potential application in the synthesis of specialized polymers or organic electronic materials requiring precise molecular architecture.
• Academic & Industrial R&D: A valuable tool for chemists exploring new reaction methodologies and catalytic processes in both university and corporate settings.

Basic Information

Product Name	4-Butyl-n-[(11Br)-Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin-4-Yl]Benzenesulfonamide Triethylamine Adduct
CAS No.	1150592-91-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	4-Butyl-N-[(11bR)-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]benzenesulfonamide triethylamine adduct; (R)-4-Butyl-N-(dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)benzenesulfonamide triethylamine salt; BINAP-Derived Sulfonamide Phosphite Triethylamine Adduct; Triethylamine adduct of 4-butyl-N-[(11bR)-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]benzenesulfonamide
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Every batch is characterized using advanced analytical techniques to confirm identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, chiral purity, and impurity profiles are available upon request. We adhere to a cGMP-compliant quality management system suitable for pharmaceutical research applications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Triethylamine Content	1.0 ± 0.2 molar equivalent
Residual Solvents (GC)	Meets ICH guidelines

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