Description

3-Cyclobutene-1,2-Dione,3-Amino-4-Ethoxy-(9Ci) is a specialized heterocyclic building block featuring a reactive cyclobutenedione core functionalized with amino and ethoxy substituents. This compound matters as a versatile synthon for constructing complex molecular architectures, particularly in advanced pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and material science industries for applications such as the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those with complex heterocyclic structures.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its reactive scaffold.
• Material Science: Acts as a precursor for organic electronic materials, dyes, and pigments due to its conjugated system.
• Chemical Synthesis: Functions as a versatile synthon in organic chemistry for constructing cyclobutene and fused-ring systems.
• Academic & R&D: Employed in university and institutional research for studying reaction mechanisms and developing new synthetic methodologies.
• Fine Chemical Production: Integrated into custom synthesis and contract manufacturing for high-value, low-volume specialty chemicals.

Basic Information

Product Name	3-Cyclobutene-1,2-Dione,3-Amino-4-Ethoxy-(9Ci)
CAS No.	29950-12-7
Molecular Formula	C6H7NO3
Molecular Weight	141.12 g/mol
Synonyms	3-Amino-4-ethoxycyclobut-3-ene-1,2-dione; 4-Ethoxy-3-aminocyclobut-3-ene-1,2-dione; 3-Amino-4-ethoxy-3-cyclobutene-1,2-dione; Aminoethoxycyclobutenedione; 3-Cyclobutene-1,2-dione, 3-amino-4-ethoxy-; (9CI) identifier for naming convention.
EINECS	Contact for details

Quality Control

Our 3-Cyclobutene-1,2-Dione,3-Amino-4-Ethoxy-(9Ci) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and residual solvents are available for every shipment. We adhere to cGMP principles for pharmaceutical intermediates and can support custom purity requirements for research and commercial scale.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents. For long-term storage, consider under an inert atmosphere.

Specification

Item	Specification
Appearance	Yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (HPLC Area %)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines

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