Description

(1S,2S)-1α,2β-Dibenzoylcyclopropane CAS NO 21019-55-6 is a high-purity, stereochemically defined cyclopropane derivative, serving as a valuable chiral building block in advanced organic synthesis. Its rigid, strained three-membered ring structure and dual benzoyl functionalities make it a critical intermediate for constructing complex molecules with precise stereochemistry. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key chiral precursor for the synthesis of potential drug candidates, particularly in developing central nervous system (CNS) agents and enzyme inhibitors.
• Agrochemical Research: Used in creating novel pesticides and herbicides with specific stereochemical activity for enhanced efficacy and environmental profile.
• Ligand & Catalyst Development: Serves as a backbone for synthesizing chiral ligands and organocatalysts used in asymmetric synthesis.
• Material Science: Building block for advanced polymers and liquid crystals where the cyclopropane ring imparts specific rigidity and optical properties.
• Academic & R&D Laboratories: A versatile reagent for methodological studies in organic chemistry, including cycloaddition and ring-opening reactions.
• Fine Chemical Synthesis: Intermediate in the production of flavors, fragrances, and other high-value specialty chemicals requiring defined stereochemistry.

Basic Information

Product Name	(1S,2S)-1α,2β-Dibenzoylcyclopropane
CAS No.	21019-55-6
Molecular Formula	C19H16O2
Molecular Weight	276.33 g/mol
Synonyms	(1S,2S)-1,2-Dibenzoylcyclopropane; (1S,2S)-1,2-Diphenacylcyclopropane; (1S,2S)-1,2-Bis(phenylcarbonyl)cyclopropane; (1S,2S)-trans-1,2-Dibenzoylcyclopropane; (1S,2S)-rel-1,2-Dibenzoylcyclopropane; Cyclopropane-1,2-diylbis(phenylmethanone), (1S,2S)-; (-)-(1S,2S)-1,2-Dibenzoylcyclopropane
EINECS	Contact for details

Quality Control

Our (1S,2S)-1α,2β-Dibenzoylcyclopropane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Melting Point	Contact for details
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.