Description

Lithium Tris(S-(-)-1,1'-Binaphthyl-2,2'-Diolato)Yttrate (III) is a highly specialized chiral organometallic complex, primarily utilized as an asymmetric catalyst. This compound is valued for its ability to induce high enantioselectivity in critical synthetic transformations, enabling the production of optically pure intermediates. It is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries who require precise stereochemical control.

Application

• Asymmetric Catalysis: Employed as a chiral Lewis acid catalyst for enantioselective Diels-Alder, aldol, and Michael addition reactions.
• Pharmaceutical Intermediate Synthesis: Key for constructing chiral centers in active pharmaceutical ingredients (APIs) and drug candidates.
• Fine Chemical Production: Used in the synthesis of complex, high-value fragrance and flavor compounds requiring specific stereochemistry.
• Agrochemical Research: Facilitates the development of enantiomerically pure herbicides and pesticides with improved efficacy and environmental profiles.
• Academic & Industrial R&D: A vital tool for methodological development in organic synthesis and catalysis studies.
• Material Science: Investigated for potential use in creating chiral polymeric materials and sensors.

Basic Information

Product Name	Lithium Tris(S-(-)-1,1'-Binaphthyl-2,2'-Diolato)Yttrate (III)
CAS No.	500995-67-5
Molecular Formula	C60H36LiO6Y
Molecular Weight	942.75 g/mol
Synonyms	Lithium Tris[(S)-(-)-1,1'-Bi-2-naphtholato]yttrate(III); (S)-BINOL-Yttrium-Lithium Complex; Yttrium Lithium Tris(binaphtholate); YLiTris(binaphthoxide); Asymmetric Yttrium Catalyst; Chiral Yttrium Lewis Acid; Lithium Yttrium Tris(binaphtholate); YLiT(BINOL)
EINECS	Contact for details

Quality Control

Our production of Lithium Tris(S-(-)-1,1'-Binaphthyl-2,2'-Diolato)Yttrate (III) adheres to stringent in-process controls to ensure batch-to-batch consistency and high catalytic performance. Each lot is characterized by advanced analytical techniques including NMR, HPLC, and elemental analysis. Certificates of Analysis (COA) detailing purity, enantiomeric excess, and performance data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) at 2-8°C in a dry, cool environment. This compound is hygroscopic (moisture-sensitive) and easily oxidized; prolonged exposure to air, moisture, or elevated temperatures will degrade its catalytic activity.

Specification

Item	Specification
Appearance	Off-white to pale yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (HPLC)	≥ 99.0% ee
Yttrium (Y) Content	9.0 - 9.5%
Lithium (Li) Content	0.7 - 0.8%
Solubility	Soluble in THF, Toluene; Slightly soluble in DCM

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