Description

6H,12H-Indazolo[2,1-A]Indazole-6,12-Dione CAS NO 18428-89-2 is a high-purity, heterocyclic organic compound belonging to the indazole-dione class, serving as a critical advanced intermediate in sophisticated chemical synthesis. Its unique fused-ring structure makes it a valuable building block for the development of novel materials and active pharmaceutical ingredients (APIs). This product is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to innovate and scale complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific biological pathways where the indazole-dione scaffold is pharmacologically active.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for electron-transport or host materials in OLED displays and lighting due to its rigid, planar structure and potential electronic properties.
• Coordination Chemistry & Ligand Synthesis: Acts as a precursor for creating complexing agents or ligands for catalysis and metal-organic frameworks (MOFs).
• Dye & Pigment Intermediate: Utilized in the synthesis of specialized dyes and high-performance pigments where color fastness and stability are required.
• Academic & Industrial R&D: A valuable compound for methodological studies in organic synthesis, heterocyclic chemistry, and material science research.

Basic Information

Item	Detail
Product Name	6H,12H-Indazolo[2,1-A]Indazole-6,12-Dione
CAS No.	18428-89-2
Molecular Formula	C13H6N2O2
Molecular Weight	222.20 g/mol
Synonyms	Indazolo[2,1-a]indazole-6,12-dione; 6H,12H-Indazolo[2,1-a]indazole-6,12-dione; 18428-89-2; 6,12-Dihydroindazolo[2,1-a]indazole-6,12-dione; Indazole[2,1-a]indazole-6,12-dione; Benzo[4,5]imidazo[2,1-a]phthalazine-6,12-dione; 6H-Indazolo[2,1-a]indazole-6,12(12H)-dione
EINECS	Contact for details

Quality Control

Our 6H,12H-Indazolo[2,1-A]Indazole-6,12-Dione is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) with detailed specifications from methods including HPLC, NMR, and IR are available upon request to support your quality assurance and regulatory needs.

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 incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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