Description

2-Cyclopropene-1-Carboxylicacid,2,3-Diethyl-1-(Trimethylsilyl)-,Methylester(9Ci) is a specialized organosilicon building block featuring a highly reactive cyclopropene ring, making it a valuable intermediate in advanced organic synthesis. Its unique structure enables the construction of complex molecular architectures, particularly in the development of novel pharmaceuticals and functional materials. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating proprietary compounds and exploring new synthetic pathways.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), especially those requiring strained ring systems or silicon-containing motifs.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science Precursor: Serves as a monomer or cross-linking agent in the production of specialty polymers and silicon-based advanced materials.
• Organic Synthesis Reagent: Employed in cycloaddition reactions and other transformative organic chemistry processes to introduce the cyclopropene functionality.
• Ligand and Catalyst Development: Utilized for constructing novel ligand frameworks in asymmetric catalysis and organometallic chemistry.
• Academic & Industrial R&D: A critical tool for exploratory chemistry in both university laboratories and corporate research centers.

Basic Information

Product Name	2-Cyclopropene-1-Carboxylicacid,2,3-Diethyl-1-(Trimethylsilyl)-,Methylester(9Ci)
CAS No.	736137-15-8
Molecular Formula	C12H22O2Si
Molecular Weight	226.39 g/mol
Synonyms	Methyl 2,3-diethyl-1-(trimethylsilyl)cyclopropene-1-carboxylate; 1-(Trimethylsilyl)-2,3-diethylcyclopropene-1-carboxylic Acid Methyl Ester; 2,3-Diethyl-1-(trimethylsilyl)cyclopropene-1-carboxylic Acid Methyl Ester; Cyclopropenecarboxylic acid, 2,3-diethyl-1-(trimethylsilyl)-, methyl ester; Methyl 2,3-diethyl-1-trimethylsilylcyclopropene-1-carboxylate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Each batch is characterized using advanced analytical techniques to confirm identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for purity, impurities, and other critical parameters are available upon request. We adhere to strict quality management protocols to ensure supply reliability for your research and development projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation. Keep away from heat, sparks, and open flame.

Specification

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