Description

R(+)-2 2'-Bis-(Diphenylphosphino)-6 6'-& CAS NO 133545-16-1 is a high-purity, chiral bisphosphine ligand essential for asymmetric catalysis. This compound is a critical enabler for the synthesis of complex chiral molecules with high enantiomeric purity, directly impacting process efficiency and product quality in advanced chemical manufacturing. It is primarily required by R&D chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries for developing novel synthetic routes and optimizing existing catalytic processes.

Application

• As a chiral ligand in asymmetric hydrogenation reactions for pharmaceutical intermediates.
• Catalyst component in asymmetric carbon-carbon bond forming reactions (e.g., cross-coupling, allylic alkylation).
• Key reagent for the synthesis of enantiomerically pure agrochemicals and flavors/fragrances.
• Use in academic and industrial research for developing new catalytic methodologies.
• Production of specialty polymers and advanced materials requiring chiral induction.
• Catalyst systems for stereoselective polymerization processes.

Basic Information

Product Name	R(+)-2 2'-Bis-(Diphenylphosphino)-6 6'-& CAS NO 133545-16-1
CAS No.	133545-16-1
Molecular Formula	C30H24P2
Molecular Weight	446.46 g/mol
Synonyms	(R)-(+)-2,2'-Bis(diphenylphosphino)-6,6'-dimethoxy-1,1'-biphenyl; (R)-MeO-BIPHEP; (R)-2,2'-Bis(diphenylphosphino)-6,6'-dimethoxy-1,1'-biphenyl; (R)-(+)-6,6'-Dimethoxy-2,2'-bis(diphenylphosphino)-1,1'-biphenyl; (R)-MeOBIPHEP; (R)-DTBM-MeOBIPHEP precursor; Chiral BIPHEP ligand; (R)-BIPHEP(OMe)2
EINECS	Contact for details

Quality Control

Our R(+)-2 2'-Bis-(Diphenylphosphino)-6 6'-& CAS NO 133545-16-1 is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC and NMR, to ensure high chemical and enantiomeric purity suitable for demanding catalytic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to prevent oxidation and degradation. Allow the container to reach room temperature before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (HPLC)	≥ 99.0%
Loss on Drying	≤ 0.5%

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