Description

Octadecanoic Acid 2-Trimethylsilyloxy-1-[(Trimethylsilyloxy)Methyl]Ethyl Ester is a specialized organosilicon derivative of stearic acid, designed to offer enhanced stability and reactivity in advanced synthetic processes. This compound is critical for applications requiring precise molecular modification and protection of functional groups. It serves as a valuable intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly where silyl protection strategies are employed.
• Agrochemical Synthesis: Acts as a key building block in the production of advanced pesticides, herbicides, and plant growth regulators.
• Specialty Polymer Modification: Utilized to introduce hydrophobic or silyl-functionalized side chains into polymers, altering surface properties and stability.
• Organic Synthesis Reagent: Serves as a protected form of stearic acid for controlled reactions in complex multi-step organic syntheses.
• Surface Treatment Agent: Applied in the formulation of coatings and surface modifiers to impart water repellency and release properties.
• Crosslinking Agent: Functions in silicone-based material systems to modify crosslink density and final material properties.

Basic Information

Product Name	Octadecanoic Acid 2-Trimethylsilyloxy-1-[(Trimethylsilyloxy)Methyl]Ethyl Ester
CAS No.	53336-13-3
Molecular Formula	C27H58O4Si2
Molecular Weight	502.92 g/mol
Synonyms	Stearic Acid 2-Trimethylsilyloxy-1-[(Trimethylsilyloxy)Methyl]Ethyl Ester; 1,3-Bis(trimethylsilyloxy)-2-propyl Stearate; 2,3-Bis(trimethylsiloxy)propyl Octadecanoate; Glycerol 1,3-Bis(trimethylsilyl) Ether 2-Stearate; Bis(trimethylsilyl) Glycerol Monostearate; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Octadecanoic Acid 2-Trimethylsilyloxy-1-[(Trimethylsilyloxy)Methyl]Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets precise customer specifications and industry standards. Certificates of Analysis (COA) detailing all relevant parameters are provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can compromise product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 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.