Description

(S)-2-(4-Nitrophenyl)Oxirane is a high-purity chiral epoxide building block of significant synthetic utility. Its value lies in its role as a key intermediate for the enantioselective synthesis of complex molecules, particularly in the pharmaceutical sector. This compound is essential for researchers and manufacturers in pharmaceutical development, agrochemical research, and advanced material science who require optically pure intermediates.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), especially those targeting cardiovascular and central nervous system diseases.
• Agrochemical Synthesis: Used in the research and production of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands and organocatalysts used in asymmetric synthesis.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and advanced polymers requiring specific stereochemistry.
• Academic and R&D: A valuable reagent for methodological studies in organic chemistry and asymmetric reaction development.

Basic Information

Product Name	(S)-2-(4-Nitrophenyl)Oxirane
CAS No.	78038-42-3
Molecular Formula	C8H7NO3
Molecular Weight	165.15 g/mol
Synonyms	(S)-(-)-4-Nitrostyrene Oxide; (S)-4-Nitrophenyloxirane; (S)-1-(4-Nitrophenyl)-1,2-epoxyethane; (2S)-2-(4-Nitrophenyl)oxirane; (S)-p-Nitrostyrene Oxide; (S)-2-(p-Nitrophenyl)oxirane; (S)-4-Nitro Styrene Oxide; (S)-α,β-Epoxy-4-nitrotoluene
EINECS	Contact for details

Quality Control

Our (S)-2-(4-Nitrophenyl)Oxirane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere for long-term storage to maintain stability and purity.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
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.