Description

N,N,N',N'-Tetramethylsulfonamide is a high-purity sulfonamide derivative characterized by its four methyl groups attached to the nitrogen atoms. This compound serves as a versatile and high-boiling polar aprotic solvent and a crucial intermediate in advanced organic synthesis. It is particularly valuable for industries requiring specialized reaction media or building blocks for pharmaceuticals, agrochemicals, and performance materials. Its unique structure offers advantages in solubility and reactivity control for demanding chemical processes.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents.
• Polymer & Resin Modifier: Acts as a curing agent, catalyst, or property modifier in specialty polymer formulations.
• High-Performance Solvent: Employed as a polar aprotic solvent for demanding organic reactions, including alkylations and condensations, where traditional solvents fail.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material science.
• Electrolyte Additive: Investigated for use in advanced battery systems to improve electrolyte stability and performance.

Basic Information

Product Name	N,N,N',N'-Tetramethylsulfonamide
CAS No.	3768-63-6
Molecular Formula	C6H16N2O2S
Molecular Weight	180.27 g/mol
Synonyms	N,N,N',N'-Tetramethylsulfamide; Tetramethylsulfamide; Sulfonylbis(N,N-dimethylamine); Bis(dimethylamino)sulfone; Sulfonylbis(dimethylamine); TMSA; NSC 9370
EINECS	223-196-7

Quality Control

Our N,N,N',N'-Tetramethylsulfonamide is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity and consistency for industrial and research applications. Certificates of Analysis (COA) detailing specific batch results are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.470 - 1.475
Density (g/mL, 20°C)	1.10 - 1.15

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