Description

tert-Butylsulfinic Acid Sodium Salt is a versatile organosulfur compound widely utilized as a key synthetic intermediate and chiral auxiliary. Its primary value lies in its ability to facilitate the introduction of the tert-butylsulfinyl group, enabling highly stereoselective transformations in complex molecule synthesis. This makes it an essential reagent for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where precise control over molecular architecture is critical.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of chiral sulfoxides and sulfinamides, which are key motifs in active pharmaceutical ingredients (APIs).
• Asymmetric Synthesis: Employed as a chiral auxiliary in stereoselective carbon-carbon and carbon-heteroatom bond-forming reactions.
• Ligand and Catalyst Preparation: Used in the development of novel chiral ligands and organocatalysts for catalytic asymmetric processes.
• Agrochemical Research: Serves as a precursor in the synthesis of novel herbicides, fungicides, and insecticides with specific stereochemistry.
• Material Science: Investigated for the preparation of functionalized polymers and advanced materials with specific surface properties.
• Academic & R&D: A fundamental reagent in organic chemistry research for methodology development and total synthesis of natural products.

Basic Information

Product Name	tert-Butylsulfinic Acid Sodium Salt
CAS No.	69152-35-8
Molecular Formula	C4H9NaO2S
Molecular Weight	144.17 g/mol
Synonyms	Sodium tert-Butylsulfinate; Sodium tert-Butanesulfinate; tert-Butanesulfinic Acid Sodium Salt; 2-Methyl-2-propanesulfinic Acid Sodium Salt; Sodium 2-Methylpropane-2-sulfinate; (R)-tert-Butanesulfinamide precursor; (S)-tert-Butanesulfinamide precursor; tert-Butyl Sulfinate Sodium Salt
EINECS	Contact for details

Quality Control

Our tert-Butylsulfinic Acid Sodium Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess 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 room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) in a controlled environment to prevent oxidation and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee (for enantiomerically enriched grades)
Water Content (KF)	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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