Description

Benzenesulfonic Acid, 3-Nitro-, [(2S)-2-Methyloxiranyl]Methyl Ester is a specialized chiral epoxide derivative of benzenesulfonic acid, serving as a high-value synthetic intermediate. This compound is critical for introducing specific stereochemistry and functional groups into target molecules, enabling the production of advanced materials and active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for process development and scale-up.

Application

• Pharmaceutical Intermediate: Key building block in the asymmetric synthesis of chiral drugs, particularly for cardiovascular and central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Used in the research and production of advanced, stereospecific pesticides and herbicides.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands and organocatalysts used in enantioselective transformations.
• Polymer Modification: Employed to introduce sulfonate and epoxide functionalities into polymer chains for specialty resins and coatings.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic methodologies and reaction pathways.
• Fine Chemical Production: Intermediate in the manufacture of complex dyes, pigments, and other performance chemicals requiring specific stereochemistry.

Basic Information

Product Name	Benzenesulfonic Acid, 3-Nitro-, [(2S)-2-Methyloxiranyl]Methyl Ester
CAS No.	152218-31-0
Molecular Formula	C11H13NO6S
Molecular Weight	287.29 g/mol
Synonyms	(2S)-2-Methyloxiranylmethyl 3-nitrobenzenesulfonate; (S)-Glycidyl 3-nitrobenzenesulfonate; [(2S)-2-Methyloxiranyl]methyl 3-nitrobenzenesulfonate; (S)-(-)-Glycidyl 3-nitrobenzenesulfonate; 3-Nitrobenzenesulfonic Acid (S)-(-)-Glycidyl Ester; (S)-Glycidyl Tosylate Analog (3-Nitro); Benzenesulfonic acid, 3-nitro-, (2S)-2-methyloxiranylmethyl ester; (S)-Epichlorohydrin derived 3-nitrobenzenesulfonate ester
EINECS	Contact for details

Quality Control

Our Benzenesulfonic Acid, 3-Nitro-, [(2S)-2-Methyloxiranyl]Methyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure compliance with exacting customer specifications and research-grade standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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