Description

3,4,5-Tris(Trimethylsilyloxy)Benzoic Acid Trimethylsilyl Ester is a highly functionalized, multi-silylated benzoic acid derivative that serves as a versatile synthetic intermediate and protecting group reagent. Its value lies in its ability to introduce multiple silyl ether groups in a single step, facilitating complex organic synthesis and material science research. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require sophisticated silicon-based building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules, particularly where silyl groups are employed for protection of hydroxyl functionalities during multi-step reactions.
• Agrochemical Synthesis: Serves as a key precursor in the development of novel pesticides and herbicides that incorporate silicon for enhanced stability or bioavailability.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty silicones, silsesquioxanes, and other silicon-based polymers.
• Organic Synthesis Reagent: Utilized as a protecting group for multiple phenolic hydroxyl groups in complex natural product synthesis and carbohydrate chemistry.
• Liquid Crystal & OLED Materials: Investigated as a building block for silicon-containing organic semiconductors and advanced display materials due to its bulky, lipophilic trimethylsilyl groups.
• Surface Modification Agent: Employed to functionalize silica surfaces or other metal oxides, altering surface properties for specific industrial applications.

Basic Information

Product Name	3,4,5-Tris(Trimethylsilyloxy)Benzoic Acid Trimethylsilyl Ester
CAS No.	2078-17-3
Molecular Formula	C19H36O5Si4
Molecular Weight	468.86 g/mol
Synonyms	Benzoic acid, 3,4,5-tris[(trimethylsilyl)oxy]-, trimethylsilyl ester; Trimethylsilyl 3,4,5-tris(trimethylsiloxy)benzoate; Gallic acid tetrakis(trimethylsilyl) ether; Tetrakis(trimethylsilyl) gallate; 3,4,5-Trihydroxybenzoic acid tetrakis(trimethylsilyl) ether; TMS-Gallate; Gallic acid per-TMS derivative
EINECS	Contact for details

Quality Control

Our production of 3,4,5-Tris(Trimethylsilyloxy)Benzoic Acid Trimethylsilyl Ester adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

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 sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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