Description

2,4-Cyclopentadiene-1-Carboxylicacid,1,2-Dimethyl-,Methylester(9Ci) CAS NO 71215-52-6 is a specialized cyclopentadiene derivative, a high-value chemical intermediate prized for its unique functionalized diene structure. This compound is critical for advanced organic synthesis, particularly in the construction of complex molecular frameworks and fine chemicals. It is primarily sought after by R&D laboratories and production facilities in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex drug molecules, especially those requiring cyclopentadiene-based scaffolds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its reactive diene system.
• Fine Chemical Production: Acts as a precursor for specialty chemicals, catalysts, and ligands used in asymmetric synthesis and material science.
• Polymer & Material Science: Employed in the development of novel polymers, resins, and advanced materials with tailored properties through Diels-Alder and other cycloaddition reactions.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry and for exploring new synthetic pathways.

Basic Information

Item	Detail
Product Name	2,4-Cyclopentadiene-1-Carboxylicacid,1,2-Dimethyl-,Methylester(9Ci)
CAS No.	71215-52-6
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	1,2-Dimethyl-2,4-cyclopentadiene-1-carboxylic acid methyl ester; Methyl 1,2-dimethyl-2,4-cyclopentadiene-1-carboxylate; 1,2-Dimethylcyclopentadiene-1-carboxylic acid methyl ester; 2,4-Cyclopentadiene-1-carboxylic acid, 1,2-dimethyl-, methyl ester; 71215-52-6; Methyl 1,2-dimethylcyclopenta-2,4-diene-1-carboxylate
EINECS	Contact for details

Quality Control

Our production of 2,4-Cyclopentadiene-1-Carboxylicacid,1,2-Dimethyl-,Methylester(9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its reactive diene structure, it is recommended to store under an inert atmosphere for long-term stability and to minimize potential degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
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.