Description

3-Cyclopentene-1-Carboxylicacid,2-Hydroxy-1-Methyl-,Methylester(9Ci) is a specialized organic compound featuring a cyclopentene ring functionalized with carboxylic acid ester and hydroxyl groups, making it a valuable chiral building block. This compound matters for its role as a key synthetic intermediate in the production of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily needed by research chemists and process development scientists working on active pharmaceutical ingredients (APIs), fine chemicals, and advanced material synthesis.

Application

• Pharmaceutical Intermediate: Serves as a crucial chiral synthon in the multi-step synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Synthesis: Acts as a versatile building block for creating complex organic molecules in custom synthesis and contract manufacturing.
• Material Science: Potential monomer or precursor for specialized polymers and advanced functional materials.
• Academic & Industrial R&D: Employed in methodological research, catalysis studies, and exploring new synthetic pathways in organic chemistry.

Basic Information

Item	Details
Product Name	3-Cyclopentene-1-Carboxylicacid,2-Hydroxy-1-Methyl-,Methylester(9Ci)
CAS No.	249537-15-3
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	Methyl 2-hydroxy-1-methyl-3-cyclopentene-1-carboxylate; 2-Hydroxy-1-methyl-3-cyclopentene-1-carboxylic acid methyl ester; 1-Methyl-2-hydroxy-3-cyclopentene-1-carboxylic acid methyl ester; (1R,2S)-rel-2-Hydroxy-1-methyl-3-cyclopentene-1-carboxylic acid methyl ester; 3-Cyclopentene-1-carboxylic acid, 2-hydroxy-1-methyl-, methyl ester, (9CI)
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We employ advanced analytical techniques including HPLC, GC, and NMR to verify identity, purity, and chiral integrity. Certificates of Analysis (COA) detailing batch-specific results are available upon request, supporting your quality assurance and regulatory documentation 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 (typically 15-25°C). This material may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if necessary.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee (or as specified)
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.