Description

R-3,3'-Dibromo-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate is a chiral organophosphorus compound of significant interest in advanced synthetic chemistry. Its value lies in its utility as a highly effective chiral ligand or catalyst precursor for asymmetric transformations, enabling the production of enantiomerically pure intermediates. This product is essential for research and development laboratories and production facilities in the pharmaceutical, agrochemical, and fine chemical industries where precise stereochemical control is paramount.

Application

• Asymmetric Catalysis: As a chiral ligand for transition metal-catalyzed reactions such as hydrogenation, cross-coupling, and C-H functionalization.
• Pharmaceutical Intermediate Synthesis: For the enantioselective construction of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Development: In the synthesis of chiral herbicides, fungicides, and pesticides with enhanced biological activity.
• Material Science Research: As a building block for chiral polymers or as a dopant in liquid crystal displays (LCDs).
• Academic & Industrial R&D: A key reagent for methodological development in organic and organometallic chemistry.

Basic Information

Product Name	R-3,3'-Dibromo-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate
CAS No.	861909-33-3
Molecular Formula	C₂₀H₁₁Br₂O₄P
Molecular Weight	514.08 g/mol
Synonyms	(R)-3,3'-Dibromo-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate; (R)-3,3'-Dibromo-BINOL phosphate; (R)-3,3'-Dibromo-2,2'-dihydroxy-1,1'-binaphthyl phosphate; (R)-3,3'-Dibromo-1,1'-bi-2-naphthol hydrogen phosphate; R-3,3'-Br₂-BINOL phosphate; (R)-BINOL-3,3'-dibromophosphate; (R)-3,3'-Dibromobinaphthyl phosphate
EINECS	Contact for details

Quality Control

Our R-3,3'-Dibromo-1,1'-Binaphthyl-2,2'-Diyl Hydrogenphosphate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high chemical purity and enantiomeric excess (e.e.), meeting the stringent requirements for chiral auxiliaries. Certificates of Analysis (COA) detailing identity, purity, and chiral purity are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container sealed in a dry, inert atmosphere to prevent moisture absorption and ensure long-term stability.

Specification

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