Description

Cyclopentanone, 2,2-Diacetyl- (9Ci) CAS NO 397315-21-8 is a specialized diketone derivative of cyclopentanone, serving as a high-value synthetic intermediate in advanced organic synthesis. Its unique structure, featuring two acetyl groups on the same carbon, makes it a versatile building block for constructing complex molecular frameworks, particularly in pharmaceutical and agrochemical research. This compound is essential for chemists and R&D teams in fine chemical, pharmaceutical, and material science industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex heterocyclic compounds and active pharmaceutical ingredients (APIs) with potential biological activity.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Organic Synthesis Building Block: Employed in cyclization reactions, annulations, and the construction of complex natural product analogs in academic and industrial laboratories.
• Flavor & Fragrance Chemistry: Potential intermediate for synthesizing specific musk or ketone-based fragrance components.
• Ligand & Catalyst Development: Useful in the preparation of chelating ligands for metal-organic frameworks (MOFs) or catalytic systems.

Basic Information

Product Name	Cyclopentanone, 2,2-Diacetyl- (9Ci)
CAS No.	397315-21-8
Molecular Formula	C9H12O3
Molecular Weight	168.19 g/mol
Synonyms	2,2-Diacetylcyclopentanone; 1,2-Cyclopentanedione, 2-acetyl-2-methyl-; 2-Acetyl-2-methyl-1,2-cyclopentanedione; 2-Methyl-2-acetylcyclopentane-1,2-dione; 2,2-Bis(acetyl)cyclopentanone; 2-Acetyl-2-methylcyclopentane-1,2-dione
EINECS	Contact for details

Quality Control

Our Cyclopentanone, 2,2-Diacetyl- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.