Description

4-Pentenoic Acid, 2-Methyl-, Trimethylsilyl Ester is a specialized organosilicon compound that serves as a valuable protected intermediate in advanced organic synthesis. Its significance lies in the trimethylsilyl (TMS) group, which acts as a versatile protecting group for carboxylic acids, enhancing solubility and altering reactivity during complex multi-step reactions. This high-purity reagent is essential for researchers and process chemists in the pharmaceutical and fine chemical industries, particularly for the development of novel active pharmaceutical ingredients (APIs) and complex organic molecules.

Application

• Pharmaceutical Intermediate: A key building block in the multi-step synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used as a protected carboxylic acid derivative in the production of specialty chemicals, flavors, and fragrances.
• Polymer Chemistry: Acts as a monomer or functionalization agent in the development of specialty polymers and silicone-based materials.
• Agrochemical Research: Employed in the synthesis of novel herbicides, pesticides, and plant growth regulators.
• Material Science: Utilized in surface modification and the creation of advanced organic-inorganic hybrid materials.
• Academic & Industrial R&D: Serves as a crucial reagent in research laboratories for methodological development and exploring new synthetic pathways.

Basic Information

Product Name	4-Pentenoic Acid, 2-Methyl-, Trimethylsilyl Ester
CAS No.	959080-38-7
Molecular Formula	C9H18O2Si
Molecular Weight	186.33 g/mol
Synonyms	2-Methyl-4-pentenoic acid trimethylsilyl ester; Trimethylsilyl 2-methyl-4-pentenoate; 4-Pentenoic acid, 2-methyl-, trimethylsilyl ester; 2-Methyl-4-pentenoic acid TMS ester; TMS ester of 2-methyl-4-pentenoic acid; (2-Methylpent-4-enoyloxy)trimethylsilane; 959080-38-7; 2-Methyl-4-pentenoic acid, trimethylsilyl derivative
EINECS	Contact for details

Quality Control

Our production of 4-Pentenoic Acid, 2-Methyl-, Trimethylsilyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity suitable for sensitive synthetic applications. Each lot undergoes comprehensive analytical testing, including GC, NMR, and HPLC analysis, to verify identity, purity, and the absence of critical impurities. Certificates of Analysis (COA) documenting all test results are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 2°C and 8°C (refrigerated) to minimize volatility and degradation. Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	0.88 - 0.92 g/mL
Refractive Index (n20D)	1.420 - 1.430

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