Description

7,8,10,11-Tetrakis[(Trimethylsilyl)Oxy]Octadecanoic Acid Methyl Ester is a high-purity, multi-functional organosilicon derivative of stearic acid. This compound is valued for its role as a key synthetic intermediate and protective group reagent in advanced organic synthesis. It is primarily utilized by research and development laboratories, as well as production facilities, in the pharmaceutical, agrochemical, and specialty chemical sectors for the synthesis of complex molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Specialty Chemical Production: Acts as a precursor for silicone-modified polymers, surfactants, and lubricants with tailored properties.
• Protective Group Chemistry: The trimethylsilyl (TMS) groups function as protective agents for hydroxyl functionalities during multi-step synthetic sequences.
• Material Science Research: Employed in developing advanced materials, including surface modifiers and release agents.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploratory chemistry in organic synthesis.

Basic Information

Product Name	7,8,10,11-Tetrakis[(Trimethylsilyl)Oxy]Octadecanoic Acid Methyl Ester
CAS No.	35437-03-7
Molecular Formula	C30H68O6Si4
Molecular Weight	645.3 g/mol
Synonyms	Methyl 7,8,10,11-tetrakis(trimethylsilyloxy)octadecanoate; Methyl 7,8,10,11-tetrakis-O-(trimethylsilyl)stearate; Stearic acid, 7,8,10,11-tetrakis[(trimethylsilyl)oxy]-, methyl ester; TMS-protected methyl stearate derivative; Octadecanoic acid, 7,8,10,11-tetrakis[(trimethylsilyl)oxy]-, methyl ester
EINECS	Contact for details

Quality Control

Our production of 7,8,10,11-Tetrakis[(Trimethylsilyl)Oxy]Octadecanoic Acid Methyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory 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). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed after opening to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (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.