Description

Methyl 2-Methyl-3-Oxo-Cyclopentene-1-Carboxylate CAS NO 5453-05-4 is a versatile and high-purity organic ester compound, serving as a critical building block in advanced chemical synthesis. Its value lies in its reactive keto-ester functionality, which makes it an essential intermediate for constructing complex molecular architectures. This product is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of prostaglandins, steroid analogs, and other bioactive molecules with therapeutic potential.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators requiring specific cyclopentane ring structures.
• Fine Chemical Manufacturing: Serves as a versatile building block for fragrances, flavors, and other high-value specialty chemicals.
• Academic & Industrial Research: A valuable reagent in organic chemistry R&D for methodology development and exploring new reaction pathways.
• Material Science Precursor: Potential use in synthesizing organic ligands or monomers for advanced polymeric materials.

Basic Information

Item	Details
Product Name	Methyl 2-Methyl-3-Oxo-Cyclopentene-1-Carboxylate
CAS No.	5453-05-4
Molecular Formula	C8H10O3
Molecular Weight	154.16 g/mol
Synonyms	Methyl 2-methyl-3-oxocyclopent-1-ene-1-carboxylate; 1-Carbomethoxy-2-methyl-1-cyclopenten-3-one; 2-Methyl-3-oxocyclopent-1-enecarboxylic acid methyl ester; Methyl 2-methyl-3-oxo-1-cyclopentene-1-carboxylate; 3-Oxo-2-methyl-1-cyclopentene-1-carboxylic acid methyl ester
EINECS	226-697-3

Quality Control

Our production of Methyl 2-Methyl-3-Oxo-Cyclopentene-1-Carboxylate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent chemical identity. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.