Description

(R)-(-)-3,3'-Bis(Triphenylsilyl)-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate, 95% is a high-purity, chiral organophosphorus compound designed for advanced asymmetric synthesis. This product serves as a critical chiral ligand or catalyst precursor in enantioselective transformations, enabling the production of single-isomer pharmaceuticals and fine chemicals. It is essential for R&D and manufacturing chemists in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-performance chiral auxiliaries.

Application

• Asymmetric Catalysis: As a chiral ligand for transition metal-catalyzed reactions, including hydrogenation, cross-coupling, and C-H activation.
• Pharmaceutical Intermediate Synthesis: For the enantioselective construction of complex, biologically active molecules and active pharmaceutical ingredients (APIs).
• Chiral Resolution: Employed in the development of methods for the separation of racemic mixtures.
• Agrochemical Research: Used in the synthesis of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Material Science: As a building block for chiral polymers, liquid crystals, or advanced functional materials.
• Academic & Industrial R&D: A key reagent for methodological development in organic and organometallic chemistry laboratories.

Basic Information

Item	Detail
Product Name	(R)-(-)-3,3'-Bis(Triphenylsilyl)-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate, 95%
CAS No.	791616-55-2
Molecular Formula	C62H45O4P Si2
Molecular Weight	941.19 g/mol
Synonyms	(R)-3,3'-Bis(triphenylsilyl)-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate; (R)-(-)-3,3'-Bis(triphenylsilyl)-BINOL phosphate; (R)-TRIP-BINOL phosphate; (R)-3,3'-Bis(triphenylsilyl)-2,2'-dihydroxy-1,1'-binaphthyl hydrogen phosphate; (R)-3,3'-Bis(triphenylsilyl)-1,1'-bi-2-naphthol hydrogen phosphate; (R)-BINOL derivative phosphate ligand; Chiral binaphthyl phosphate ligand; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our (R)-(-)-3,3'-Bis(Triphenylsilyl)-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate, 95% is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing including HPLC, NMR, and chiral purity analysis to ensure identity, potency, and enantiomeric excess meet stringent specifications. Certificates of Analysis (COA) detailing all quality parameters are available upon request to support your regulatory and R&D 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 moisture-sensitive; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) when not in use to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity (HPLC)	≥ 99.0% e.e.
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.