Description

2-Cyclopenten-1-One, 4,5-Dihydroxy-4-[(1R)-1-Hydroxyethyl]-, (4R,5S)- (9Ci) is a high-purity, stereochemically defined chiral building block of significant interest in advanced organic synthesis. Its complex polyfunctional structure makes it a valuable precursor for the development of pharmaceuticals, fine chemicals, and complex natural product analogs. This compound is particularly sought after by research institutions and industrial R&D departments focused on asymmetric synthesis and medicinal chemistry.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), especially in antiviral, anticancer, and anti-inflammatory drug discovery.
• Fine Chemical Synthesis: Serves as a versatile precursor for constructing complex molecular architectures found in agrochemicals, flavors, and fragrances.
• Asymmetric Catalysis Research: Used as a model substrate or a ligand precursor in the development and testing of new chiral catalysts and methodologies.
• Natural Product Synthesis: An important building block for the total or semi-synthesis of complex natural products containing cyclopentenone or polyhydroxylated motifs.
• Biochemical Research: Potential use in studying enzyme mechanisms or as a probe in biochemical pathways due to its reactive ketone and multiple hydroxyl groups.

Basic Information

Product Name	2-Cyclopenten-1-One, 4,5-Dihydroxy-4-[(1R)-1-Hydroxyethyl]-, (4R,5S)- (9Ci)
CAS No.	677751-79-0
Molecular Formula	C7H10O4
Molecular Weight	158.15 g/mol
Synonyms	(4R,5S)-4,5-Dihydroxy-4-[(1R)-1-hydroxyethyl]cyclopent-2-en-1-one; (4R,5S)-4,5-Dihydroxy-4-[(1R)-1-hydroxyethyl]-2-cyclopenten-1-one; 4,5-Dihydroxy-4-[(1R)-1-hydroxyethyl]-2-cyclopenten-1-one, (4R,5S)-; 2-Cyclopenten-1-one, 4,5-dihydroxy-4-[(1R)-1-hydroxyethyl]-, (4R,5S)-; Dihydroxyhydroxyethylcyclopentenone
EINECS	Contact for details

Quality Control

Our 2-Cyclopenten-1-One, 4,5-Dihydroxy-4-[(1R)-1-Hydroxyethyl]-, (4R,5S)- (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. We provide comprehensive analytical data, including chiral purity confirmation via HPLC and structural verification by NMR and MS. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 99.0% de
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.