Description

2-Cyclobuten-1-One, 2,4-Dichloro-3,4-Dimethyl- is a specialized chlorinated cyclobutenone derivative, serving as a high-value synthetic intermediate in advanced organic chemistry. Its unique, strained ring structure and reactive carbonyl group make it a critical building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and fine chemical manufacturers developing novel pharmaceuticals, agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for complex, strained-ring target molecules.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Building block for creating specialized polymers, liquid crystals, and organic electronic materials.
• Academic & R&D: Essential reagent in methodological organic chemistry research for studying cycloaddition reactions and ring-opening transformations.
• Fine Chemical Synthesis: Intermediate for producing complex fragrance compounds, dyes, and other high-value specialty chemicals.

Basic Information

Product Name	2-Cyclobuten-1-One, 2,4-Dichloro-3,4-Dimethyl-
CAS No.	110655-89-5
Molecular Formula	C6H6Cl2O
Molecular Weight	165.02 g/mol
Synonyms	2,4-Dichloro-3,4-dimethyl-2-cyclobuten-1-one; 3,4-Dimethyl-2,4-dichlorocyclobut-2-en-1-one; 2,4-Dichloro-3,4-dimethylcyclobut-2-enone; Dichlorodimethylcyclobutenone
EINECS	Contact for details

Quality Control

Our 2-Cyclobuten-1-One, 2,4-Dichloro-3,4-Dimethyl- is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity for research and synthesis applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support custom synthesis and can tailor specifications, including chiral purity, to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and reducing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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