Description

1,11-Undecanedioic Acid, Di(Trimethylsilyl) Ester is a high-purity, silylated derivative of undecanedioic acid, serving as a crucial protected intermediate in advanced organic synthesis. This compound is valued for its role in introducing the undecanedioic acid moiety into complex molecules while offering enhanced solubility and stability in non-polar reaction media. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and specialty polymer industries for constructing long-chain dicarboxylic acid frameworks.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring long-chain aliphatic dicarboxylic acid segments.
• Polymer Chemistry: Monomer or co-monomer for producing specialty polyesters, polyamides, and other condensation polymers with tailored physical properties.
• Agrochemical Synthesis: Intermediate in the manufacture of plant growth regulators, herbicides, and fungicides that incorporate an undecane backbone.
• Organic Synthesis Reagent: Used as a protected form of 1,11-undecanedioic acid in multi-step synthesis, facilitating reactions under anhydrous conditions.
• Lubricant & Plasticizer Additive Precursor: Serves as a starting material for synthesizing esters used in high-performance lubricants and polymer plasticizers.
• Fragrance & Flavor Chemistry: Intermediate for the production of macrocyclic musk compounds and other long-chain fragrance ingredients.
• Material Science Research: Used in the development of novel organic-inorganic hybrid materials and surface-modifying agents.
• Cross-linking Agent Precursor: Provides a basis for synthesizing agents used in coatings, adhesives, and elastomers.

Basic Information

Product Name	1,11-Undecanedioic Acid, Di(Trimethylsilyl) Ester
CAS No.	106450-25-3
Molecular Formula	C17H36O4Si2
Molecular Weight	360.64 g/mol
Synonyms	Undecanedioic Acid Bis(trimethylsilyl) Ester; Bis(trimethylsilyl) Undecanedioate; Di(trimethylsilyl) Undecanedioate; 1,11-Bis(trimethylsiloxy)-1,11-undecanedione; TMS Ester of Undecanedioic Acid; Undecanedioic Acid Di-TMS Ester; 106450-25-3; Undecanedioic Acid, Bis(trimethylsilyl) Ester
EINECS	Contact for details

Quality Control

Our 1,11-Undecanedioic Acid, Di(Trimethylsilyl) Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support compliance with global regulatory frameworks, including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent hydrolysis. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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