Description

2-(Trimethylsilyl)Ethanesulfonic Acid, Sodium Salt is a versatile organosilicon reagent featuring a reactive sulfonate group protected by a silyl moiety. This compound is valued for its role as a key intermediate and protecting group in sophisticated organic synthesis, particularly for sensitive molecules. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity building blocks for complex chemical processes.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs), especially where sulfonate functionality is required.
• Protecting Group Reagent: Used to temporarily protect hydroxyl or sulfonic acid groups during multi-step synthetic sequences, enabling selective reactions.
• Agrochemical Synthesis: Employed in the production of advanced herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Acts as a monomer or modifier in the creation of specialty polymers, surfactants, and silicon-containing hybrid materials.
• Chemical Research: A valuable tool in academic and industrial R&D for developing new synthetic methodologies and novel compounds.
• Ligand & Catalyst Preparation: Used in the synthesis of specialized ligands and organometallic catalysts for asymmetric synthesis.

Basic Information

Product Name	2-(Trimethylsilyl)Ethanesulfonic Acid, Sodium Salt
CAS No.	18143-40-3
Molecular Formula	C5H13NaO3SSi
Molecular Weight	204.30 g/mol
Synonyms	Sodium 2-(Trimethylsilyl)ethanesulfonate; Sodium (2-Trimethylsilyl)ethanesulphonate; 2-(Trimethylsilyl)ethanesulfonic Acid Sodium Salt; (2-Trimethylsilylethyl)sulfonic Acid Sodium Salt; SES Sodium Salt; TMSE-SO3Na; Sodium Trimethylsilylethanesulfonate
EINECS	242-045-9

Quality Control

Our 2-(Trimethylsilyl)Ethanesulfonic Acid, Sodium Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support compliance with cGMP, ISO, and other relevant regulatory frameworks for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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