Description

(S)-4-Hydroxy-2,6-Bis(4-Nitrophenyl)Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepine 4-Sulfide is a sophisticated chiral organophosphorus compound that serves as a high-value intermediate or ligand in advanced chemical synthesis. Its complex, sterically hindered structure makes it a powerful tool for inducing stereoselectivity in catalytic reactions. This compound is primarily utilized by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, agrochemicals, and specialty materials.

Application

• Asymmetric Catalysis: Employed as a chiral ligand or catalyst precursor in transition metal-catalyzed reactions, such as hydrogenation, cross-coupling, and C-H activation, to produce enantiomerically pure compounds.
• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of complex active pharmaceutical ingredients (APIs) where precise stereochemistry is critical for biological activity.
• Agrochemical Research: Used in the development of novel, stereospecific pesticides and herbicides to enhance efficacy and reduce environmental impact.
• Material Science: Investigated for the synthesis of chiral polymers or as a dopant in advanced optical materials due to its rigid, helical-like dinaphtho structure.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, particularly in exploring new stereoselective transformations.

Basic Information

Product Name	(S)-4-Hydroxy-2,6-Bis(4-Nitrophenyl)Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepine 4-Sulfide
CAS No.	1706459-42-8
Molecular Formula	C38H23N2O7PS
Molecular Weight	682.64 g/mol
Synonyms	(S)-4-Hydroxy-2,6-bis(4-nitrophenyl)-4H-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-sulfide; (S)-HBDNPS; (S)-4-Hydroxy-2,6-di-p-nitrophenyl-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-sulfide; (S)-4-Hydroxy-2,6-bis(4-nitrophenyl)-4H-4λ5,9λ5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepine 4-sulfide; Chiral dinaphthodioxaphosphepine sulfide ligand; BINOL-based phosphorothioate ligand.
EINECS	Contact for details

Quality Control

Every batch of (S)-4-Hydroxy-2,6-Bis(4-Nitrophenyl)Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepine 4-Sulfide is synthesized and purified under controlled conditions to ensure exceptional chiral purity and chemical integrity. Our quality assurance protocol includes comprehensive analytical testing. Certificates of Analysis (COA) detailing chiral purity (HPLC), assay, and identity are 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). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%

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