Description

2-(Sodiooxy)-1-Cyclopentene-1-Carboxylic Acid Methyl Ester is a versatile organosodium reagent and a key synthetic intermediate in advanced organic chemistry. Its primary value lies in enabling efficient carbon-carbon bond formation and serving as a masked enolate equivalent for the synthesis of complex cyclic and polyfunctional molecules. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries, where it is used to construct novel molecular scaffolds and active ingredients.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of prostaglandins, steroids, and other bioactive molecules with cyclopentane or cyclopentenone cores.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides that require specific cyclic structures for biological activity.
• Fine Chemical Manufacturing: Serves as a precursor for fragrances, flavors, and specialty chemicals where precise stereochemistry is required.
• Academic & Industrial Research: A valuable reagent for methodological development in organic synthesis, particularly in annulation and conjugate addition reactions.
• Material Science Precursor: Potential use in the synthesis of specialized polymers and ligands for catalytic systems.

Basic Information

Product Name	2-(Sodiooxy)-1-Cyclopentene-1-Carboxylic Acid Methyl Ester
CAS No.	63178-03-0
Molecular Formula	C7H9NaO3
Molecular Weight	164.13 g/mol
Synonyms	Methyl 2-(sodiooxy)-1-cyclopentene-1-carboxylate; Sodium 1-methoxycarbonyl-1-cyclopenten-2-olate; 1-Cyclopentene-1-carboxylic acid, 2-hydroxy-, methyl ester, sodium salt; Methyl 2-hydroxy-1-cyclopentene-1-carboxylate sodium derivative; Cyclopentenone methyl ester sodium enolate
EINECS	Contact for details

Quality Control

Our production of 2-(Sodiooxy)-1-Cyclopentene-1-Carboxylic Acid Methyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability for sensitive synthetic applications. Each lot is analyzed to confirm identity, purity, and reactivity profile. Certificates of Analysis (COA) detailing specific test results are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (argon or nitrogen) in a cool, dry place at 2-8°C to minimize oxidation and hydrolysis. Due to its hygroscopic and moisture-sensitive nature, the container must be sealed immediately after use. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Assay (by Titration)	≥ 95.0%
Solubility Test	Soluble in THF, DMF; reacts with water

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.