Description

Phthalide, 6,7-Dimethoxy-3-(2,4,5-Trimethoxyphenyl)- is a high-purity, multi-methoxylated phthalide derivative of significant interest in advanced organic synthesis. This compound serves as a key synthetic intermediate for the development of complex molecules, particularly in pharmaceutical research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing novel active compounds.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of potential drug candidates, especially those with complex polycyclic or heterocyclic structures.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its unique substituted phthalide core.
• Fine Chemical Synthesis: Serves as a specialized precursor for creating dyes, pigments, and other performance chemicals requiring specific methoxy-substituted aromatic systems.
• Academic & R&D: Employed in university and institutional laboratories for methodological studies in organic chemistry and the exploration of new chemical spaces.
• Material Science Precursor: Investigated for the synthesis of organic electronic materials or ligands for metal-organic frameworks (MOFs) due to its electron-donating methoxy groups.

Basic Information

Product Name	Phthalide, 6,7-Dimethoxy-3-(2,4,5-Trimethoxyphenyl)-
CAS No.	97081-05-5
Molecular Formula	C19H20O7
Molecular Weight	360.36 g/mol
Synonyms	6,7-Dimethoxy-3-(2,4,5-trimethoxyphenyl)-1(3H)-isobenzofuranone; 3-(2,4,5-Trimethoxyphenyl)-6,7-dimethoxyphthalide; 1(3H)-Isobenzofuranone, 6,7-dimethoxy-3-(2,4,5-trimethoxyphenyl)-; NSC 339586; 6,7-Dimethoxy-3-(2,4,5-trimethoxyphenyl)phthalide; 3-(2,4,5-Trimethoxyphenyl)-6,7-dimethoxy-1(3H)-isobenzofuranone
EINECS	Contact for details

Quality Control

Our Phthalide, 6,7-Dimethoxy-3-(2,4,5-Trimethoxyphenyl)- is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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). The product is light-sensitive and should be handled accordingly to maintain stability.

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.