Description

2,4-Cyclohexadiene-1-Carboxylicacid,5-Methyl-,Methylester(9Ci) is a specialized organic ester compound with a conjugated diene structure, serving as a valuable intermediate in advanced organic synthesis. This compound is critical for research and development in fine chemical manufacturing, where its unique molecular framework enables the construction of complex, high-value target molecules. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for building novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring a functionalized cyclohexadiene core.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a versatile precursor for synthesizing specialty chemicals, including flavors, fragrances, and performance materials.
• Material Science Research: Investigated as a monomer or precursor for developing polymers with specific optical or electronic properties.
• Academic & Industrial R&D: Employed in methodological chemistry research, including Diels-Alder reactions and other cycloaddition studies, to create complex cyclic compounds.
• Catalyst Ligand Synthesis: Potential use in the preparation of novel ligands for asymmetric catalysis and transition metal complexes.

Basic Information

Product Name	2,4-Cyclohexadiene-1-Carboxylicacid,5-Methyl-,Methylester(9Ci)
CAS No.	78523-39-4
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	5-Methyl-2,4-cyclohexadiene-1-carboxylic acid methyl ester; Methyl 5-methyl-2,4-cyclohexadiene-1-carboxylate; 5-Methyl-1,3-cyclohexadiene-1-carboxylic acid methyl ester; 1-Carbomethoxy-5-methyl-1,3-cyclohexadiene; Methyl 5-methyl-1,3-cyclohexadiene-1-carboxylate; 5-Methyl-δ1,3-cyclohexadiene-1-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our 2,4-Cyclohexadiene-1-Carboxylicacid,5-Methyl-,Methylester(9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and industrial use. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to confirm identity and purity. Certificates of Analysis (COA) detailing specific test results are provided with every shipment. We support custom synthesis and can tailor specifications to meet the rigorous demands of cGMP or other regulatory frameworks for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). The product is stable under inert atmosphere but should be kept away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider maintaining under an inert gas (e.g., nitrogen or argon) to preserve optimal purity.

Specification

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