Description

S- 4-Oxide-2,6-Bis([1,1'-Biphenyl]-4-Yl)-4-Hydroxy-Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin CAS NO 874948-61-5 is a sophisticated chiral organophosphorus compound featuring a unique dinaphthodioxaphosphepin core. This compound is valued for its role as a high-performance ligand or catalyst precursor in asymmetric synthesis, enabling the production of enantiomerically pure pharmaceuticals and fine chemicals. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and advanced materials sectors.

Application

• Asymmetric Catalysis: Serving as a key chiral ligand or catalyst for enantioselective transformations such as hydrogenation, hydroformylation, and C-C bond formation.
• Pharmaceutical Intermediate Synthesis: Enabling the production of single-enantiomer active pharmaceutical ingredients (APIs) with high optical purity.
• Agrochemical Research: Used in the development of chiral pesticides and herbicides with improved efficacy and environmental profiles.
• Material Science: Potential application in the synthesis of chiral polymers or as a dopant for advanced optical materials.
• Academic & Industrial R&D: A valuable tool compound for methodological development in organic and organometallic chemistry.

Basic Information

Item	Details
Product Name	S- 4-Oxide-2,6-Bis([1,1'-Biphenyl]-4-Yl)-4-Hydroxy-Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin
CAS No.	874948-61-5
Molecular Formula	C52H34O4P
Molecular Weight	745.80 g/mol
Synonyms	S-BINAP(O) Dioxide Derivative; (S)-2,6-Bis(4-biphenylyl)-4-hydroxy-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin 4-oxide; Chiral Phosphine Oxide Ligand; S-BINAP(O)-OH Analog; Atropisomeric Phosphorus Ligand; Contact for additional trade names.
EINECS	Contact for details

Quality Control

We supply S- 4-Oxide-2,6-Bis([1,1'-Biphenyl]-4-Yl)-4-Hydroxy-Dinaphtho[2,1-D:1',2'-F][1,3,2]Dioxaphosphepin in high-purity grades suitable for demanding catalytic applications. Our products undergo rigorous quality testing to ensure compliance with industry standards, including chiral purity verification via HPLC. Certificates of Analysis (COA) detailing assay, enantiomeric excess, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is stable under inert atmosphere. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (HPLC)	≥ 99.0%
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.