Description

Trimethylsilyl Polyphosphate is a versatile organosilicon reagent primarily used as a silylating agent and a source of polyphosphate anions. This compound is valued for its ability to introduce the trimethylsilyl (TMS) protecting group and its role in facilitating specific condensation and phosphorylation reactions in synthetic chemistry. It is an essential intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise control over molecular structure and reactivity.

Application

• Pharmaceutical Intermediate: Used in the synthesis of nucleotide analogs, antiviral drugs, and other active pharmaceutical ingredients (APIs) requiring phosphate or polyphosphate modifications.
• Agrochemical Synthesis: Serves as a key reagent in the production of specialized pesticides and herbicides where phosphate ester formation is critical.
• Polymer & Material Science: Acts as a cross-linking agent or surface modifier in the development of specialty polymers, silicones, and flame-retardant materials.
• Catalyst & Ligand Preparation: Employed in the preparation of catalysts and ligands for organic synthesis and industrial catalytic processes.
• Laboratory Reagent: Utilized as a silylating agent in analytical chemistry and research for derivatization to improve volatility or detectability of compounds.
• Electrolyte Additive: Investigated for use in advanced battery systems, such as lithium-ion batteries, to enhance electrolyte stability and performance.

Basic Information

Product Name	Trimethylsilyl Polyphosphate
CAS No.	40623-46-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Polyphosphoric acid tris(trimethylsilyl) ester; Tris(trimethylsilyl) polyphosphate; TMS-Polyphosphate; Trimethylsilyl ester of polyphosphoric acid; Silicon polyphosphate derivative; Silylated polyphosphate; TMS polyphosphate reagent; Phosphorylation silylating agent
EINECS	Contact for details

Quality Control

Our Trimethylsilyl Polyphosphate is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by titration and identification by FT-IR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation by atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to reference spectrum
Assay (TMS content)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Chloride (Cl)	≤ 0.1%

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