Description

Trimethylsilyl Trimethylsiloxy Salicylate is a specialized organosilicon compound that serves as a versatile intermediate and functional additive. Its unique structure, combining silyl ether and salicylate functionalities, provides valuable properties for advanced material synthesis. This product is essential for manufacturers in the personal care, pharmaceutical, and specialty polymer industries seeking to enhance product performance and stability. It offers a key building block for creating materials with tailored surface characteristics and reactivity.

Application

• Personal Care & Cosmetics: Acts as a key ingredient in high-performance sunscreens and skincare formulations, where it functions as a UV filter enhancer and emollient.
• Pharmaceutical Intermediates: Utilized in the synthesis of prodrugs and active pharmaceutical ingredients (APIs) requiring silyl-protected functional groups.
• Polymer & Resin Modification: Serves as a cross-linking agent or surface modifier in silicone-based polymers and specialty resins to improve thermal stability and adhesion.
• Surface Coatings: Incorporated into coatings and finishes to impart water repellency, anti-fouling, or specific release properties.
• Chemical Synthesis: Used as a protecting group for hydroxyl functions or as a silylating agent in sensitive organic synthesis under basic conditions.
• Adhesives & Sealants: Functions as a reactive diluent or property modifier in high-performance silicone adhesive formulations.

Basic Information

Item	Detail
Product Name	Trimethylsilyl Trimethylsiloxy Salicylate
CAS No.	3789-85-3
Molecular Formula	C13H22O4Si2
Molecular Weight	298.49 g/mol
Synonyms	Bis(trimethylsilyl) Salicylate; Salicylic Acid Bis(trimethylsilyl) Ester; TMS Salicylate; Trimethylsilyl Salicylate Trimethylsilyl Ether; 2-Hydroxybenzoic Acid Bis(trimethylsilyl) Ester; Bis-O-trimethylsilyl Salicylate; NSC 163082
EINECS	223-267-5

Quality Control

Our Trimethylsilyl Trimethylsiloxy Salicylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay by GC or HPLC and identification by FT-IR and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is stable under inert atmosphere but should be protected from prolonged exposure to strong bases and moisture to prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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