Description

1,3-Cyclopentadiene-1,3-Dicarboxylic Acid, 2,4-Dimethyl-5-[[Tris(1-Methylethyl)Silyl]Methylene]-, 1,3-Diethyl Ester is a highly functionalized cyclopentadiene derivative, serving as a sophisticated synthetic intermediate in advanced organic chemistry. Its core value lies in its unique molecular architecture, which incorporates a silyl-protected methylene group and ester functionalities, making it a versatile building block for constructing complex molecular frameworks. This compound is essential for R&D chemists and process development scientists in the pharmaceutical and advanced materials sectors, particularly for applications in catalysis, ligand synthesis, and the development of novel organic electronic materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex active pharmaceutical ingredients (APIs), especially for candidates requiring tailored steric and electronic properties.
• Organometallic Catalyst & Ligand Synthesis: Used to develop novel ligands and catalysts for asymmetric synthesis and cross-coupling reactions, leveraging the steric bulk of the tris(isopropyl)silyl group.
• Advanced Material Precursor: Serves as a monomer or building block for functional polymers, organic semiconductors, and specialty coatings with specific optoelectronic properties.
• Agrochemical Research: Employed in the discovery and development of new crop protection agents and plant growth regulators.
• Academic & Industrial R&D: A valuable tool for methodological development in organic synthesis and for exploring new chemical spaces in discovery chemistry.
• Fine Chemical Synthesis: Used in the custom synthesis of high-value, low-volume specialty chemicals for various high-tech industries.

Basic Information

Product Name	1,3-Cyclopentadiene-1,3-Dicarboxylic Acid, 2,4-Dimethyl-5-[[Tris(1-Methylethyl)Silyl]Methylene]-, 1,3-Diethyl Ester
CAS No.	1417407-35-2
Molecular Formula	C24H40O4Si
Molecular Weight	420.67 g/mol
Synonyms	5-[(Triisopropylsilyl)methylene]-2,4-dimethyl-1,3-cyclopentadiene-1,3-dicarboxylic acid diethyl ester; Diethyl 2,4-dimethyl-5-[(triisopropylsilyl)methylene]-1,3-cyclopentadiene-1,3-dicarboxylate; 1,3-Diethyl 2,4-dimethyl-5-[(triisopropylsilyl)methylene]-1,3-cyclopentadiene-1,3-dicarboxylate; TIPS-substituted cyclopentadiene diester; Cyclopentadiene derivative CAS 1417407-35-2
EINECS	Contact for details

Quality Control

Our production of 1,3-Cyclopentadiene-1,3-Dicarboxylic Acid, 2,4-Dimethyl-5-[[Tris(1-Methylethyl)Silyl]Methylene]-, 1,3-Diethyl Ester adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical characterization, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications and can tailor purity grades to meet specific project 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 (typically 15-25°C). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Standard Grade)
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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