Description

6,7-Dimethoxyphthalide is a versatile organic compound belonging to the phthalide class of chemicals, characterized by its distinct dimethoxy-substituted aromatic lactone structure. This compound serves as a valuable key intermediate and building block in the synthesis of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research institutions and industrial manufacturers engaged in the development of active pharmaceutical ingredients (APIs), fine chemicals, and advanced material science applications.

Application

• Pharmaceutical Intermediate: A crucial synthetic precursor in the research and production of various drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used as a building block for developing novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed in the multi-step synthesis of complex organic molecules for specialty chemical applications.
• Organic Synthesis Research: Serves as a standard or starting material in academic and industrial R&D laboratories for methodological studies and new reaction development.
• Material Science: Potential monomer or additive in the development of advanced polymers and functional materials.
• Flavor & Fragrance Industry: May be utilized as an intermediate for synthesizing specific aromatic compounds.

Basic Information

Product Name	6,7-Dimethoxyphthalide
CAS No.	569-31-3
Molecular Formula	C10H10O4
Molecular Weight	194.18 g/mol
Synonyms	6,7-Dimethoxy-1(3H)-isobenzofuranone; 6,7-Dimethoxyphthalide; 3H-Isobenzofuran-1-one, 6,7-dimethoxy-; 6,7-Dimethoxy-1(3H)-isobenzofuranone; NSC 407296; 6,7-Dimethoxy-3H-isobenzofuran-1-one; Phthalide, 6,7-dimethoxy-
EINECS	209-317-7

Quality Control

Our 6,7-Dimethoxyphthalide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles, supporting traceability and compliance with customer specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 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
Assay (HPLC)	≥ 98.0%
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.