Description

Oxirane, 2-Ethyl-3-(Phenylsulfonyl)-, (2S,3R)- (9Ci) is a chiral, sulfonyl-functionalized epoxide building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the stereoselective construction of complex molecules, enabling the introduction of both an ethyl and a phenylsulfonyl group with defined three-dimensional geometry. Pharmaceutical, agrochemical, and specialty chemical R&D laboratories require this high-purity chiral synthon for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical chiral building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting specific biological activity.
• Agrochemical Synthesis: Used in the research and development of advanced, stereospecific pesticides and herbicides where the defined spatial arrangement of the molecule is crucial for efficacy.
• Asymmetric Synthesis: Serves as a versatile electrophile in stereocontrolled ring-opening reactions for the preparation of complex, enantiomerically pure alcohols, amines, and other functionalized compounds.
• Material Science Research: Employed as a monomer or cross-linking agent in the development of specialized polymers with unique sulfone-containing backbones for high-performance applications.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes to study enzyme mechanisms or protein interactions due to its reactive epoxide moiety and modifiable sulfonyl group.

Basic Information

Item	Details
Product Name	Oxirane, 2-Ethyl-3-(Phenylsulfonyl)-, (2S,3R)- (9Ci)
CAS No.	444882-37-5
Molecular Formula	C10H12O3S
Molecular Weight	212.27 g/mol
Synonyms	(2S,3R)-2-Ethyl-3-(phenylsulfonyl)oxirane; (2S,3R)-2-Ethyl-3-(benzenesulfonyl)oxirane; (2S,3R)-Ethylphenylsulfonyloxirane; trans-2-Ethyl-3-(phenylsulfonyl)oxirane; Chiral Ethyl Phenylsulfonyl Oxirane; 2-Ethyl-3-(phenylsulfonyl)oxirane, (2S,3R)-; Benzenesulfonic acid, (2-ethyloxiranyl)-, (2S,3R)-
EINECS	Contact for details

Quality Control

Our Oxirane, 2-Ethyl-3-(Phenylsulfonyl)-, (2S,3R)- (9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for research and process development. A Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles is 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 (typically 15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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