Description

(S)-tert-Butanethiosulfinate is a high-purity chiral organosulfur compound, serving as a critical intermediate in asymmetric synthesis and pharmaceutical development. Its value lies in its role as a versatile building block for introducing sulfur-containing functional groups with high stereochemical control. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require enantiomerically pure intermediates for advanced synthesis.

Application

• Pharmaceutical Intermediate: Key chiral building block for the synthesis of active pharmaceutical ingredients (APIs) with sulfur-based stereocenters.
• Asymmetric Synthesis: Used as a chiral auxiliary or reagent in stereoselective reactions to construct complex molecular architectures.
• Agrochemical Research: Intermediate in the development of novel, enantiomerically pure pesticides and herbicides.
• Ligand and Catalyst Preparation: Precursor for synthesizing chiral ligands and catalysts used in transition metal catalysis.
• Flavor and Fragrance Industry: Potential intermediate for creating specific sulfur-containing aroma compounds.
• Material Science: Research chemical for developing novel organic electronic materials or polymers with specific chiral properties.
• Academic & R&D: A valuable tool for methodological development in organic chemistry and chemical biology studies.

Basic Information

Product Name	(S)-tert-Butanethiosulfinate
CAS No.	60011-16-7
Molecular Formula	C4H10OS2
Molecular Weight	138.25 g/mol
Synonyms	(S)-2-Methyl-2-propanethiosulfinic acid S-ester; (S)-tert-Butyl thiosulfinate; (S)-t-Butanethiosulfinate; (S)-TBTS; tert-Butylsulfinylsulfane (S-enantiomer); (S)-tert-Butyl sulfinyl sulfide; (S)-2-Methylpropane-2-thiosulfinate
EINECS	Contact for details

Quality Control

Our (S)-tert-Butanethiosulfinate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity (enantiomeric excess) and chemical purity determination by HPLC, to ensure it meets the stringent requirements for advanced synthetic applications. A Certificate of Analysis (COA) detailing specific results for purity, identity, and chiral integrity is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and ensure long-term stability. The container should be kept in a cool, dry, and well-ventilated area away from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (ee, HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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