Description

3-Cyclobutene-1,2-Dione, 3-Chloro-4-(Dimethylamino)- is a specialized heterocyclic building block with the CAS Registry Number 37669-68-4. This compound is valued for its unique fused-ring structure containing both a cyclobutenedione core and a dimethylamino substituent, making it a versatile intermediate in advanced synthetic chemistry. It is primarily sought by research and development chemists in the pharmaceutical and agrochemical sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting central nervous system (CNS) and anti-infective agents.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science: Serves as a precursor for organic electronic materials and photoactive compounds due to its electron-donating dimethylamino group and conjugated system.
• Academic & Contract Research: Essential for methodological studies in organic synthesis, including cycloaddition reactions and the development of new catalytic processes.
• Fine Chemical Synthesis: Intermediate for producing dyes, pigments, and other specialty chemicals requiring complex, functionalized ring systems.

Basic Information

Product Name	3-Cyclobutene-1,2-Dione, 3-Chloro-4-(Dimethylamino)-
CAS No.	37669-68-4
Molecular Formula	C6H6ClNO2
Molecular Weight	159.57 g/mol
Synonyms	3-Chloro-4-(dimethylamino)cyclobut-3-ene-1,2-dione; 3-Chloro-4-(dimethylamino)-3-cyclobutene-1,2-dione; 4-(Dimethylamino)-3-chlorocyclobut-3-ene-1,2-dione; 3-Chloro-4-(N,N-dimethylamino)cyclobut-3-ene-1,2-dione; Chlorodimethylaminocyclobutenedione
EINECS	Contact for details

Quality Control

Our 3-Cyclobutene-1,2-Dione, 3-Chloro-4-(Dimethylamino)- is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure consistency and reliability for your critical research and development applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and may be moisture-sensitive. Keep away from strong acids/bases and oxidizing agents.

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	≤ 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.