Description

Ethanone, 1-[(5R)-5-[(1R)-1,2-Dihydroxyethyl]-1-Cyclopenten-1-Yl]- (9Ci) is a high-purity chiral synthon featuring a cyclopentenyl core with a ketone and a dihydroxyethyl side chain, making it a valuable building block for complex organic synthesis. Its defined stereochemistry is critical for producing enantiomerically pure compounds, ensuring consistent and predictable reaction outcomes. This compound is primarily sought after by research and development teams in the pharmaceutical and fine chemical industries for applications in asymmetric synthesis and the development of novel active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of complex drug molecules, particularly for antiviral, anti-inflammatory, or cardiovascular agents.
• Asymmetric Synthesis: Utilized as a building block in catalytic asymmetric reactions to construct stereogenic centers with high enantioselectivity.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, fragrances, and advanced materials requiring specific stereochemistry.
• Academic & Industrial Research: Used in method development and exploratory chemistry for creating novel molecular architectures.
• Process Chemistry Development: Acts as a starting material for scaling up synthetic routes under Good Manufacturing Practice (GMP) conditions.

Basic Information

Product Name	Ethanone, 1-[(5R)-5-[(1R)-1,2-Dihydroxyethyl]-1-Cyclopenten-1-Yl]- (9Ci)
CAS No.	639066-97-0
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	1-[(5R)-5-[(1R)-1,2-Dihydroxyethyl]-1-cyclopenten-1-yl]ethanone; (1R,5R)-1-(1,2-Dihydroxyethyl)-1-cyclopenten-1-yl methyl ketone; (1R,5R)-1-Acetyl-5-(1,2-dihydroxyethyl)cyclopentene; Chiral Cyclopentenyl Ethanone Derivative; (R,R)-1-(1,2-Dihydroxyethyl)-1-cyclopentenyl methyl ketone
EINECS	Contact for details

Quality Control

Our production of Ethanone, 1-[(5R)-5-[(1R)-1,2-Dihydroxyethyl]-1-Cyclopenten-1-Yl]- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chemical purity. All materials are characterized using advanced analytical techniques, including chiral HPLC, NMR, and mass spectrometry, to confirm identity, enantiomeric excess, and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

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 an inert atmosphere when appropriate to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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