Description

2-Chloro-1-Cyclopropylbutane-1,3-Dione is a specialized organic building block featuring a reactive chlorinated dione moiety attached to a cyclopropyl ring. This compound matters as a versatile synthon for constructing complex molecular architectures, particularly in the synthesis of heterocyclic compounds and active pharmaceutical ingredients (APIs). It is primarily needed by research chemists and process development teams in the pharmaceutical, agrochemical, and advanced materials industries for lead optimization and novel synthetic route development.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those containing fused or spiro-cyclic systems.
• Agrochemical Synthesis: Used in research and development for creating new herbicides, fungicides, and insecticides with unique modes of action.
• Chemical Research: Acts as a versatile building block in organic synthesis for constructing complex molecules via reactions at the chloro and carbonyl groups.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers with tailored thermal or mechanical properties.
• Ligand & Catalyst Development: Useful scaffold for synthesizing novel chelating ligands or organocatalysts used in asymmetric synthesis.

Basic Information

Product Name	2-Chloro-1-Cyclopropylbutane-1,3-Dione
CAS No.	473924-31-1
Molecular Formula	C7H9ClO2
Molecular Weight	160.60 g/mol
Synonyms	2-Chloro-1-cyclopropylbutane-1,3-dione; 1,3-Butanedione, 2-chloro-1-cyclopropyl-; 2-Chloro-1-cyclopropyl-1,3-butanedione; Cyclopropanecarbonyl chloromethyl ketone; α-Chloro-β-oxo-cyclopropylacetone
EINECS	Contact for details

Quality Control

Our 2-Chloro-1-Cyclopropylbutane-1,3-Dione is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are 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, and well-ventilated place at a controlled room temperature (typically 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
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.