Description

1-Cyclopentene-1,2-Dicarboxylic Acid, 3-Methyl-, (R)-(+)- (8Ci) is a high-value, optically active chiral building block characterized by its cyclopentene core with dicarboxylic acid functionality. This compound is critical for the synthesis of complex molecules where stereochemical control is paramount, offering a versatile scaffold for pharmaceutical and advanced material research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the research and production of advanced, stereoselective pesticides and herbicides.
• Ligand and Catalyst Development: Serves as a precursor for creating novel chiral ligands and organocatalysts used in asymmetric synthesis.
• Material Science Research: Employed in the synthesis of specialized polymers and functional organic materials with tailored properties.
• Academic & Industrial R&D: A valuable tool for methodological studies in organic synthesis and stereochemistry.

Basic Information

Product Name	1-Cyclopentene-1,2-Dicarboxylic Acid, 3-Methyl-, (R)-(+)- (8Ci)
CAS No.	20512-96-3
Molecular Formula	C9H10O4
Molecular Weight	182.17 g/mol
Synonyms	(R)-(+)-3-Methyl-1-cyclopentene-1,2-dicarboxylic Acid; (3R)-3-Methyl-4-cyclopentene-1,2-dicarboxylic Acid; (+)-3-Methyl-1-cyclopentene-1,2-dicarboxylic Acid; (R)-3-Methyl-1-cyclopentene-1,2-dicarboxylic acid; 3-Methyl-1-cyclopentene-1,2-dicarboxylic acid, (R)-(+)-; (R)-3-Methyl-1,2-cyclopentenedicarboxylic Acid
EINECS	Contact for details

Quality Control

Our production of 1-Cyclopentene-1,2-Dicarboxylic Acid, 3-Methyl-, (R)-(+)- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chiral purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profile is provided with every shipment, supporting your regulatory and quality assurance requirements.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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