Description

1,3-Cyclopentanedione CAS NO 3859-41-4 is a versatile diketone compound characterized by its reactive methylene group flanked by two carbonyls, making it a valuable building block in organic synthesis. This structure is crucial for constructing complex molecular frameworks, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research institutions and industrial manufacturers involved in developing active pharmaceutical ingredients (APIs), fine chemicals, and advanced material precursors.

Application

• Pharmaceutical Intermediates: A key synthon for the synthesis of heterocyclic compounds, prostaglandins, and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and specialty polymers.
• Academic & Industrial Research: Employed in methodological development and as a model compound in organic chemistry studies.
• Coordination Chemistry: Acts as a ligand or precursor for metal-organic frameworks (MOFs) and catalysts.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aroma compounds.

Basic Information

Product Name	1,3-Cyclopentanedione
CAS No.	3859-41-4
Molecular Formula	C5H6O2
Molecular Weight	98.10 g/mol
Synonyms	1,3-Cyclopentanedione; Cyclopentane-1,3-dione; 1,3-Diketocyclopentane; 1,3-Dioxocyclopentane; NSC 66428; Cyclopentanedione; 1,3-CPD
EINECS	223-369-5

Quality Control

Our 1,3-Cyclopentanedione is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all test results are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from direct light exposure to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	148°C - 152°C
Loss on Drying	≤ 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.