Description

1H-2-Benzopyran-1,3(4H)-Dione,5-Methyl-(9Ci) is a specialized organic compound belonging to the benzopyranone class, identified by CAS number 84944-47-8. This chemical serves as a valuable key intermediate or building block in advanced organic synthesis, enabling the creation of complex molecular structures. It is primarily sought after by pharmaceutical R&D teams and fine chemical manufacturers for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of potential drug candidates, particularly those with benzopyran-based scaffolds.
• Agrochemical Research: Used in developing new active ingredients for crop protection products.
• Material Science: Serves as a monomer or additive in the research of specialty polymers and advanced organic materials.
• Dye & Pigment Synthesis: Acts as a key intermediate for producing specialized colorants and optical brighteners.
• Academic & Industrial R&D: Employed in chemical research for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	1H-2-Benzopyran-1,3(4H)-Dione,5-Methyl-(9Ci)
CAS No.	84944-47-8
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	5-Methylisocoumarin-1,3-dione; 5-Methyl-1H-2-benzopyran-1,3(4H)-dione; 5-Methyl-1,3-dihydroisobenzofuran-1,3-dione; 5-Methylphthalide-1,3-dione; 84944-47-8; 5-Methylisobenzofuran-1,3-dione; 5-Methyl-1,3-isobenzofurandione
EINECS	Contact for details

Quality Control

Our production of 1H-2-Benzopyran-1,3(4H)-Dione,5-Methyl-(9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC and NMR, to ensure high purity and consistent performance as a synthesis intermediate. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your research or production specifications.

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 away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.