Description

1-Aza-2,5-Disilacyclopentane-1-Acetic Acid, -α-,2,2,5,5-Pentamethyl-, 2-(4-Chlorophenyl)-1,1-Dimethylethyl Ester is a specialized organosilicon compound featuring a unique heterocyclic structure that combines silicon and nitrogen. This molecular architecture makes it a valuable advanced intermediate for the synthesis of novel materials and active pharmaceutical ingredients (APIs). It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to incorporate silacyclopentane motifs into their target molecules.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides with modified bioavailability and environmental persistence.
• Material Science Precursor: Acts as a monomer or cross-linking agent in the production of specialty silicones and silicon-based polymers with tailored thermal and mechanical properties.
• Ligand Synthesis: Employed in the preparation of novel nitrogen-silicon chelating ligands for catalysis and metal-organic frameworks (MOFs).
• Surface Modification Agent: Utilized to functionalize silica or other inorganic surfaces for improved compatibility in composite materials.
• Academic & Industrial R&D: A critical reagent for exploring new reaction pathways and heterocyclic chemistry in synthetic organic and organometallic research.

Basic Information

Product Name	1-Aza-2,5-Disilacyclopentane-1-Acetic Acid, -α-,2,2,5,5-Pentamethyl-, 2-(4-Chlorophenyl)-1,1-Dimethylethyl Ester
CAS No.	98684-82-3
Molecular Formula	C20H34ClNO2Si2
Molecular Weight	420.12 g/mol
Synonyms	2-(4-Chlorophenyl)-1,1-dimethylethyl 1-aza-2,5-disilacyclopentane-1-acetate, α,2,2,5,5-pentamethyl-; 1-Aza-2,5-disilacyclopentane-1-acetic acid, α,2,2,5,5-pentamethyl-, 2-(4-chlorophenyl)-1,1-dimethylethyl ester; Pentamethyl-1-aza-2,5-disilacyclopentane acetic acid (4-chlorophenethyl) ester; Silacyclopentane azetate ester; NSC 339063 (Potential catalog reference); Advanced silicon-nitrogen heterocycle intermediate
EINECS	Contact for details

Quality Control

Every batch of our 1-Aza-2,5-Disilacyclopentane-1-Acetic Acid Ester is produced and controlled under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, NMR, and IR spectroscopy to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to support your quality and regulatory requirements.

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 (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

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