Description

(-)-1,2-Bis((2S,5S)-2,5-Dimethylphospholano)Ethane(Cyclooctadiene)Rhodium (I) Tetrafluoroborate is a high-purity, chiral organometallic complex widely recognized as a highly effective asymmetric hydrogenation catalyst. Its value lies in enabling the production of enantiomerically pure intermediates critical for pharmaceuticals and fine chemicals with exceptional selectivity and yield. This catalyst is essential for R&D and manufacturing chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-performance chiral induction.

Application

• Asymmetric Hydrogenation Catalyst: For the enantioselective reduction of prochiral olefins, ketones, and imines in fine chemical synthesis.
• Pharmaceutical Intermediate Synthesis: Production of chiral active pharmaceutical ingredients (APIs), including β-amino acids and other complex molecules.
• Agrochemical Manufacturing: Synthesis of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Academic & Industrial R&D: A key reagent for methodological development in organic and organometallic chemistry.
• Flavor & Fragrance Industry: Used in the synthesis of specific chiral odorants and flavor compounds.
• Material Science: Potential application in creating chiral polymers and advanced functional materials.

Basic Information

Product Name	(-)-1,2-Bis((2S,5S)-2,5-Dimethylphospholano)Ethane(Cyclooctadiene)Rhodium (I) Tetrafluoroborate
CAS No.	213343-65-8
Molecular Formula	C₂₀H₃₈BF₄P₂Rh
Molecular Weight	530.17 g/mol
Synonyms	(-)-1,2-Bis((2S,5S)-2,5-dimethylphospholano)ethane(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate; (S,S)-Et-DuPhos Rh(COD)BF₄; [Rh((S,S)-Et-DuPhos)(COD)]BF₄; Rhodium(I)-(S,S)-1,2-bis(2,5-dimethylphospholano)ethane(1,5-cyclooctadiene) tetrafluoroborate; (S,S)-1,2-Bis(2,5-dimethylphospholano)ethane(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate; DuPhos Rh Catalyst; (S,S)-Et-DuPhos(COD)RhBF₄
EINECS	Contact for details

Quality Control

Our (-)-1,2-Bis((2S,5S)-2,5-Dimethylphospholano)Ethane(Cyclooctadiene)Rhodium (I) Tetrafluoroborate is manufactured under strict quality protocols to ensure batch-to-batch consistency and high catalytic performance. Each lot is characterized by NMR, HPLC, and elemental analysis to verify identity, purity, and enantiomeric excess. Certificates of Analysis (COA) detailing all specifications are provided 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 2-8°C under an inert atmosphere (argon or nitrogen). This material is hygroscopic (moisture-sensitive) and must be handled in a dry environment to maintain stability and catalytic activity.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Rhodium Content	19.0 - 20.0 %
Specific Rotation	Contact for details
Solubility	Soluble in dichloromethane, acetone; slightly soluble in methanol

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