Description

S-3,3'-Bis(Triphenylsilyl)-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate is a sophisticated chiral organosilicon phosphate derivative, serving as a highly effective ligand and catalyst precursor in advanced asymmetric synthesis. Its core value lies in enabling precise stereochemical control, which is critical for producing enantiomerically pure intermediates in pharmaceutical and fine chemical manufacturing. This compound is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-performance, tunable catalysts for challenging transformations.

Application

• As a chiral ligand for transition metal-catalyzed asymmetric reactions, including hydrogenation and C-C bond formation.
• As a precursor for constructing novel organocatalysts used in enantioselective synthesis.
• In the research and development of active pharmaceutical ingredients (APIs) requiring high enantiomeric purity.
• For the synthesis of advanced materials with specific chiral properties.
• In academic and industrial research exploring new methodologies in stereoselective catalysis.
• As a key component in catalyst screening libraries for process chemistry optimization.

Basic Information

Product Name	S-3,3'-Bis(Triphenylsilyl)-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate
CAS No.	929097-92-7
Molecular Formula	C66H49O4PSi2
Molecular Weight	993.23 g/mol
Synonyms	(S)-3,3'-Bis(triphenylsilyl)-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate; (S)-3,3'-Bis(triphenylsilyl)-2,2'-dihydroxy-1,1'-binaphthyl hydrogenphosphate; S-BINOL-3,3'-bis(triphenylsilyl) hydrogenphosphate; S-3,3'-Bis(TPS)-BINOL Hydrogenphosphate; (S)-H8-BINOL-3,3'-bis(OTPS) Hydrogenphosphate; S-BINAP-3,3'-bis(triphenylsilyl) phosphate derivative; CAS 929097-92-7
EINECS	Contact for details

Quality Control

Our production of S-3,3'-Bis(Triphenylsilyl)-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate adheres to stringent quality protocols to ensure batch-to-batch consistency and high chiral purity, which is paramount for catalytic performance. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and chiral analysis. A comprehensive Certificate of Analysis (COA) detailing identity, purity (typically >97%), enantiomeric excess, and impurity profile is provided with every shipment to support your quality assurance and regulatory needs.

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 hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) when opening the primary container to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 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.