Description

2-Cyclopenten-1-One, 4,5-Dihydroxy-4-[(1R)-1-Hydroxyethyl]-, (4R,5R)- (9Ci) is a high-purity, chiral cyclopentenone derivative with significant synthetic utility. This compound serves as a versatile and valuable chiral building block for the synthesis of complex natural products and biologically active molecules. It is particularly sought after by research and development teams in the pharmaceutical and fine chemical industries for creating novel therapeutic agents and advanced intermediates.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of prostaglandins, nucleoside analogs, and other complex bioactive molecules.
• Fine Chemical Synthesis: Used in the preparation of specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Asymmetric Catalysis Research: Employed as a substrate or ligand precursor in the development of new catalytic asymmetric reactions.
• Natural Product Synthesis: A crucial starting material for the total synthesis of terpenoids and other natural products containing the cyclopentenone core.
• Academic & Industrial R&D: Utilized in chemical biology and medicinal chemistry programs for library synthesis and structure-activity relationship (SAR) studies.

Basic Information

Product Name	2-Cyclopenten-1-One, 4,5-Dihydroxy-4-[(1R)-1-Hydroxyethyl]-, (4R,5R)- (9Ci)
CAS No.	677751-78-9
Molecular Formula	C7H10O4
Molecular Weight	158.15 g/mol
Synonyms	(4R,5R)-4,5-Dihydroxy-4-[(1R)-1-hydroxyethyl]-2-cyclopenten-1-one; (4R,5R)-4-(1-Hydroxyethyl)-4,5-dihydroxy-2-cyclopenten-1-one; 4,5-Dihydroxy-4-[(1R)-1-hydroxyethyl]-2-cyclopenten-1-one, (4R,5R)-; Dihydroxycyclopentenone derivative; Chiral cyclopentenone diol
EINECS	Contact for details

Quality Control

Our 2-Cyclopenten-1-One, 4,5-Dihydroxy-4-[(1R)-1-Hydroxyethyl]-, (4R,5R)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and enantiomeric excess.

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 prevent moisture absorption, which may affect stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
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.