Description

(4S,5S)-1,3-Bis(2,2-Diphenylethyl)-4,5-Diphenyl-4,5-Dihydro-1H-Imidazol-3-Ium Tetrafluoroborate is a high-purity, chiral imidazolium salt primarily used as a sophisticated catalyst or ligand in asymmetric synthesis. Its value lies in enabling precise stereochemical control for the production of complex, high-value pharmaceutical intermediates and fine chemicals. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-performance chiral auxiliaries.

Application

• Asymmetric Catalysis: Serving as a chiral catalyst or ligand precursor in enantioselective C-C bond-forming reactions, such as hydrogenations, alkylations, and cycloadditions.
• Pharmaceutical Intermediate Synthesis: A key building block for constructing complex, stereochemically defined molecules in active pharmaceutical ingredient (API) development.
• Agrochemical Research: Used in the synthesis of chiral active ingredients for herbicides, fungicides, and insecticides.
• Advanced Material Precursor: Potential application in the synthesis of chiral ionic liquids or functional polymers with specific optical properties.
• Academic & Industrial R&D: A valuable tool for methodological development in organic and organometallic chemistry research laboratories.

Basic Information

Item	Details
Product Name	(4S,5S)-1,3-Bis(2,2-Diphenylethyl)-4,5-Diphenyl-4,5-Dihydro-1H-Imidazol-3-Ium Tetrafluoroborate
CAS No.	1033618-41-5
Molecular Formula	C47H41BF4N2
Molecular Weight	720.66 g/mol
Synonyms	(4S,5S)-1,3-Bis(2,2-Diphenylethyl)-4,5-diphenyl-4,5-dihydro-1H-imidazol-3-ium tetrafluoroborate; (4S,5S)-1,3-Bis(2,2-diphenylethyl)-4,5-diphenyl-4,5-dihydro-1H-imidazolium tetrafluoroborate; Chiral Imidazolium Tetrafluoroborate Salt; (S,S)-1,3-Bis(2,2-Diphenylethyl)-4,5-Diphenylimidazolinium Tetrafluoroborate; (4S,5S)-4,5-Dihydro-1,3-bis(2,2-diphenylethyl)-4,5-diphenyl-1H-imidazol-3-ium tetrafluoroborate; 1H-Imidazolium, 4,5-dihydro-1,3-bis(2,2-diphenylethyl)-4,5-diphenyl-, tetrafluoroborate(1-), (4S,5S)-
EINECS	Contact for details

Quality Control

Our (4S,5S)-1,3-Bis(2,2-Diphenylethyl)-4,5-Diphenyl-4,5-Dihydro-1H-Imidazol-3-Ium Tetrafluoroborate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure high chemical and enantiomeric purity suitable for sensitive 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 in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under a dry inert atmosphere (e.g., nitrogen or argon) when opening the container to prevent degradation.

Specification

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