Description

(S)-Benzyl 4-Methyl-1,2,3-Oxathiazolidine-3-Carboxylate 2,2-Dioxide is a high-purity chiral building block and synthetic intermediate of significant value in advanced organic synthesis. Its primary importance lies in its role as a key precursor for the preparation of optically active sulfonamide derivatives and other complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine chemicals where stereochemical control is critical. CAS No. 1007121-72-3.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of novel drug candidates, especially those containing sulfonamide or sultam pharmacophores.
• Agrochemical Research: Used in the development of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Asymmetric Synthesis: Serves as a versatile building block in catalytic and stoichiometric asymmetric transformations to introduce stereogenic centers.
• Sulfonamide Derivative Production: A direct precursor for the preparation of various optically active N-alkylated or N-acylated sulfonamides.
• Ligand and Catalyst Development: Employed in the construction of chiral auxiliaries, ligands for metal catalysis, and organocatalysts.
• Fine Chemical Manufacturing: Used in the custom synthesis of specialty chemicals for electronics, materials science, and other high-tech applications.

Basic Information

Product Name	(S)-Benzyl 4-Methyl-1,2,3-Oxathiazolidine-3-Carboxylate 2,2-Dioxide
CAS No.	1007121-72-3
Molecular Formula	C12H13NO5S
Molecular Weight	283.30 g/mol
Synonyms	(S)-Benzyl 4-Methyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide; (4S)-Benzyl 4-Methyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-Dioxide; (S)-Benzyl 4-Methyl-1,2,3-oxathiazolidine-3-carboxylate S,S-Dioxide; Benzyl (S)-4-methyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide; (S)-4-Methyl-1,2,3-oxathiazolidine-3-carboxylic acid benzyl ester 2,2-dioxide
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We provide material with a typical purity of ≥97% (by HPLC), meeting the stringent requirements for research and process development. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request. Our quality management system supports the needs of customers operating under cGMP, ISO, or other regulatory frameworks.

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). This compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere if necessary to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Optical Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 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.