Description

cis-1-Cyclopentene-3,4-Diol is a versatile chiral diol building block with a fused cyclopentene ring structure. This compound is valued for its unique stereochemistry and functional groups, making it a critical intermediate in the synthesis of complex organic molecules. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries for applications in asymmetric synthesis and medicinal chemistry.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the development of active pharmaceutical ingredients (APIs), particularly in antiviral and anti-inflammatory drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific stereochemistry is required for biological activity.
• Fine Chemical Production: Serves as a building block for specialty chemicals, flavors, fragrances, and advanced materials requiring precise molecular architecture.
• Asymmetric Catalysis Research: Employed as a ligand precursor or a test substrate in the development of new catalytic systems for stereoselective reactions.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent for creating novel polymers with specific functional properties.
• Academic & Industrial R&D: A valuable compound for methodological studies in organic synthesis and chemical biology within university and corporate laboratories.

Basic Information

Product Name	cis-1-Cyclopentene-3,4-Diol
CAS No.	694-29-1
Molecular Formula	C5H8O2
Molecular Weight	100.12 g/mol
Synonyms	3-Cyclopentene-1,2-diol, (1R,2S)-rel-; (1R,2S)-3-Cyclopentene-1,2-diol; cis-3-Cyclopentene-1,2-diol; 1,2-Dihydroxy-3-cyclopentene; 3-Cyclopentene-1,2-diol; NSC 403697; 1-Cyclopentene-3,4-diol
EINECS	211-777-6

Quality Control

Our cis-1-Cyclopentene-3,4-Diol is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral analysis, to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and specifications.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity	≥ 98.0% ee (cis-isomer)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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