Description

4-Cyclopentene-1,3-Dione, 2-[(2,4-Dimethylphenyl)Methylene]- (9Ci) is a specialized organic compound belonging to the class of substituted cyclopentenediones, serving as a versatile synthetic intermediate and building block in advanced chemical synthesis. Its unique conjugated structure makes it valuable for constructing complex molecular frameworks, particularly in the development of functional materials and active pharmaceutical ingredients (APIs). This high-purity chemical is essential for research institutions and industrial manufacturers engaged in fine chemical, pharmaceutical, and agrochemical production.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly for compounds requiring complex heterocyclic cores.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators due to its reactive diketone functionality.
• Material Science Research: Serves as a precursor for organic electronic materials, including ligands for metal-organic frameworks (MOFs) and components for organic semiconductors.
• Fine Chemical Production: Employed in custom synthesis and contract manufacturing for producing high-value, specialty chemicals.
• Academic & R&D: A critical reagent in organic chemistry research for studying cycloaddition reactions and developing new synthetic methodologies.
• Dye & Pigment Intermediate: Potential use in the synthesis of advanced organic dyes and pigments owing to its chromophoric structure.

Basic Information

Product Name	4-Cyclopentene-1,3-Dione, 2-[(2,4-Dimethylphenyl)Methylene]- (9Ci)
CAS No.	345243-29-0
Molecular Formula	C14H12O2
Molecular Weight	212.24 g/mol
Synonyms	2-[(2,4-Dimethylphenyl)methylene]-1,3-cyclopentanedione; 2-(2,4-Dimethylbenzylidene)-1,3-cyclopentanedione; 2-(2,4-Dimethylbenzylidene)cyclopentane-1,3-dione; (2,4-Dimethylbenzylidene)cyclopentanedione; 345243-29-0; 2-(2,4-Dimethylbenzylidene)-1,3-cyclopentanedione; 2-(2,4-Dimethylphenyl)methylenecyclopentane-1,3-dione
EINECS	Contact for details

Quality Control

Our 4-Cyclopentene-1,3-Dione, 2-[(2,4-Dimethylphenyl)Methylene]- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent composition. Certificates of Analysis (COA) with detailed specifications are provided for each lot 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). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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