Description

(1S,2S)-(-)-Bis(Methylphenylarsino)Benzene is a chiral organoarsenic compound with a specific stereochemical configuration. This compound matters as a valuable chiral ligand and precursor in asymmetric synthesis and catalysis, enabling the production of enantiomerically pure materials. It is needed by researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel chiral catalysts and fine chemicals.

Application

• Asymmetric Catalysis: Serves as a chiral ligand in transition metal-catalyzed reactions, such as hydrogenation and cross-coupling, to produce enantiomerically enriched compounds.
• Pharmaceutical Intermediate Synthesis: Used in the research and development of chiral active pharmaceutical ingredients (APIs) requiring high stereoselectivity.
• Agrochemical Research: Employed in the synthesis of chiral pesticides and herbicides where specific stereoisomers exhibit desired biological activity.
• Material Science: Acts as a building block for chiral organometallic complexes with potential applications in nonlinear optics and molecular electronics.
• Academic & Industrial R&D: A key reagent for methodological studies in organic and organometallic chemistry focused on stereocontrol.

Basic Information

Product Name	(1S,2S)-(-)-Bis(Methylphenylarsino)Benzene
CAS No.	57341-01-2
Molecular Formula	C₂₀H₂₀As₂
Molecular Weight	418.22 g/mol
Synonyms	(1S,2S)-(-)-1,2-Bis(methylphenylarsino)benzene; (-)-Bis(o-methylphenylarsino)benzene; (S,S)-(-)-DIMAPHOS; (1S,2S)-DIMAPHOS; (-)-DIMAPHOS; (S,S)-Bis(o-methylphenylarsino)benzene; (1S,2S)-Bis(o-tolylarsino)benzene; o-Tolylarsino benzene derivative
EINECS	Contact for details

Quality Control

Our (1S,2S)-(-)-Bis(Methylphenylarsino)Benzene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC and structural confirmation, to ensure it meets the high standards required for research and process chemistry. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep the container sealed under an inert atmosphere such as nitrogen or argon to prevent potential degradation. Handle and store in accordance with all applicable safety regulations for organoarsenic compounds.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (ee)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm

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