Description

Ethyltetramethylcyclopentadiene is a specialized, high-purity cyclopentadiene derivative with a unique alkyl-substituted structure. This compound serves as a critical advanced intermediate in the synthesis of complex organic molecules and fine chemicals. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors for developing novel compounds and performance additives.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Specialty Polymer & Resin Production: Acts as a monomer or cross-linking agent for creating polymers with specific thermal or mechanical properties.
• Fine Chemical Manufacturing: Serves as a versatile precursor for catalysts, ligands, and other high-value specialty chemicals.
• Material Science Research: Employed in R&D for developing new organic electronic materials, coatings, and advanced composites.
• Fragrance & Flavor Chemistry: Potential intermediate for synthesizing specific aroma chemicals and flavor compounds.

Basic Information

Product Name	Ethyltetramethylcyclopentadiene
CAS No.	57693-77-3
Molecular Formula	C11H18
Molecular Weight	150.26 g/mol
Synonyms	1-Ethyl-2,3,4,5-tetramethylcyclopentadiene; 1-Ethyltetramethylcyclopentadiene; ETMCPD; 1-Ethyl-2,3,4,5-tetramethyl-1,3-cyclopentadiene; Ethyltetramethyl-1,3-cyclopentadiene; 2,3,4,5-Tetramethyl-1-ethylcyclopentadiene
EINECS	Contact for details

Quality Control

Our Ethyltetramethylcyclopentadiene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC)	≥ 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.