Description

3-Methylene-2-Oxo-1-Cyclohexanecarboxylic Acid Methyl Ester is a versatile cyclic keto-ester building block with a reactive exocyclic methylene group. This compound is valued for its role as a key intermediate in the synthesis of complex organic molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought after by R&D chemists and process development scientists in the fine chemical and life sciences industries for constructing novel heterocyclic frameworks and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Building Block: Serves as a starting material for synthesizing complex natural product analogs and specialty chemicals.
• Polymer Chemistry: Can be utilized in the creation of specialty monomers for advanced polymeric materials.
• Academic & Industrial Research: A valuable reagent for methodological studies in organic synthesis, including Diels-Alder and Michael addition reactions.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific musk or woody odorant compounds.

Basic Information

Product Name	3-Methylene-2-Oxo-1-Cyclohexanecarboxylic Acid Methyl Ester
CAS No.	55956-42-8
Molecular Formula	C9H12O3
Molecular Weight	168.19 g/mol
Synonyms	Methyl 3-Methylene-2-oxocyclohexanecarboxylate; 2-Oxo-3-methylen-cyclohexancarbonsäure-methylester; 3-Methylene-2-oxocyclohexanecarboxylic acid methyl ester; 1-Cyclohexanecarboxylic acid, 3-methylene-2-oxo-, methyl ester; Methyl 3-methylen-2-oxocyclohexanecarboxylate
EINECS	Contact for details

Quality Control

Our 3-Methylene-2-Oxo-1-Cyclohexanecarboxylic Acid Methyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is 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 place at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. The container must be kept tightly closed to prevent moisture absorption and potential 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.