Description

9-Methyl-4,9-dihydropyrano[3,4-b]indole-1,3-dione is a specialized heterocyclic organic compound belonging to the pyranoindoledione class. This high-purity intermediate is valued for its unique fused-ring structure, which serves as a critical building block in advanced synthetic chemistry. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex molecules with potential biological activity, particularly in central nervous system (CNS) and oncology research.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic scaffold.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex polycyclic frameworks and exploring novel chemical spaces.
• Material Science Research: Investigated as a potential monomer or precursor for specialty polymers and organic electronic materials due to its rigid, conjugated structure.

Basic Information

Product Name	9-Methyl-4,9-dihydropyrano[3,4-b]indole-1,3-dione
CAS No.	60442-30-0
Molecular Formula	C₁₃H₉NO₃
Molecular Weight	227.22 g/mol
Synonyms	9-Methyl-4,9-dihydro-1H-pyrano[3,4-b]indole-1,3(2H)-dione; 9-Methyl-1H,2H,4H,9H-pyrano[3,4-b]indole-1,3-dione; 9-Methyl-4,9-dihydro-2H-pyrano[3,4-b]indole-1,3-dione; 9-Methyl-4,9-dihydropyrano[3,4-b]indole-1,3(2H)-dione; 9-Methyl-2,4,9-trihydropyrano[3,4-b]indole-1,3-dione
EINECS	Contact for details

Quality Control

Our production of 9-Methyl-4,9-dihydropyrano[3,4-b]indole-1,3-dione adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep the container sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.