Description

3,8-Dihydro-5-Methylcyclobuta[B]Quinoxaline-1,2-Dione is a high-purity, specialized heterocyclic organic compound with a unique fused ring structure. This compound serves as a critical advanced intermediate or building block in sophisticated organic synthesis, enabling the development of novel molecular architectures. It is primarily required by pharmaceutical R&D teams and agrochemical research laboratories for the discovery and development of new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing complex heterocyclic cores.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its unique quinoxaline-dione structure for biological activity.
• Material Science Research: Serves as a building block for organic electronic materials, such as novel ligands for metal-organic frameworks (MOFs) or components for charge-transport layers.
• Dye & Pigment Synthesis: Acts as a precursor for the development of specialized colorants and functional dyes due to the quinoxaline chromophore.
• Academic & Contract Research: Employed in universities and CROs (Contract Research Organizations) for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	3,8-Dihydro-5-Methylcyclobuta[B]Quinoxaline-1,2-Dione
CAS No.	20420-53-5
Molecular Formula	C11H8N2O2
Molecular Weight	200.19 g/mol
Synonyms	5-Methylcyclobuta[b]quinoxaline-1,2-dione; 5-Methyl-1,2-dihydrocyclobuta[b]quinoxaline-1,2-dione; 5-Methyl-3,8-dihydrocyclobuta[b]quinoxaline-1,2-dione; 1,2-Dioxo-5-methyl-1,2,3,8-tetrahydrocyclobuta[b]quinoxaline; 5-Methyl-1H-cyclobuta[b]quinoxaline-1,2(3H,8H)-dione; 20420-53-5; Cyclobuta[b]quinoxaline-1,2-dione, 5-methyl-3,8-dihydro-
EINECS	Contact for details

Quality Control

Our 3,8-Dihydro-5-Methylcyclobuta[B]Quinoxaline-1,2-Dione is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical characterization, including HPLC for purity and spectroscopic identification (NMR, IR, MS). Certificates of Analysis (COA) detailing all specifications and test results are provided with every shipment to support your quality assurance and regulatory documentation 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.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.