Description

3-Cyclopentene-1-Carboxylicacid,2-(1-Methylethenyl)-,cis-(9Ci) is a specialized, high-purity organic intermediate featuring a cyclopentene core with both carboxylic acid and isopropenyl functional groups, offering versatile reactivity for advanced synthesis. This compound is valued for its precise stereochemistry and functional group compatibility, enabling the construction of complex molecular architectures. It serves as a critical building block for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, where its unique structure facilitates the development of novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex, stereochemically defined molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators, leveraging its reactive sites for creating bioactive compounds.
• Fine Chemical Production: Serves as a versatile precursor in the synthesis of specialty chemicals, flavors, fragrances, and other high-value organic compounds.
• Polymer & Material Science: Acts as a functional monomer or cross-linking agent in the development of specialty polymers, resins, and advanced materials with tailored properties.
• Organic Synthesis & Research: An essential reagent in academic and industrial R&D laboratories for methodology development, catalysis studies, and the construction of complex natural product analogs.

Basic Information

Product Name	3-Cyclopentene-1-Carboxylicacid,2-(1-Methylethenyl)-,cis-(9Ci)
CAS No.	82893-75-2
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	cis-2-Isopropenyl-3-cyclopentene-1-carboxylic acid; (1R,2S)-2-Ethenyl-2-methyl-3-oxabicyclo[3.3.0]octan-4-one (related lactone); 2-(1-Methylethenyl)-3-cyclopentene-1-carboxylic acid, cis-; 2-Isopropenylcyclopent-3-ene-1-carboxylic acid; NSC 406915; Bicyclo[3.3.0]oct-1-en-3-one, 2-ethenyl-2-methyl-, (1R,2S)-rel-; 3-Cyclopentene-1-carboxylic acid, 2-(1-methylethenyl)-, (1R-cis)-
EINECS	Contact for details

Quality Control

Our 3-Cyclopentene-1-Carboxylicacid,2-(1-Methylethenyl)-,cis-(9Ci) is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, enantiomeric excess, and impurity profiles. We adhere to relevant industry standards and can support development projects requiring specific analytical methodologies or custom purity grades.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). The product may be sensitive to prolonged exposure to air and moisture; keep container tightly sealed under an inert atmosphere when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Purity (Chiral HPLC)	≥ 98.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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