Description

5-(4-Methoxyphenoxy)Isobenzofuran-1,3-Dione is a specialized organic compound belonging to the isobenzofuran-1,3-dione (phthalimide) class, functionalized with a 4-methoxyphenoxy group. This structural motif makes it a valuable high-purity chemical intermediate for advanced synthesis in research and industrial chemistry. It is primarily sought by manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibition or receptor modulation.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, or plant growth regulators, leveraging its aromatic and heterocyclic structure.
• Polymer & Material Science: Serves as a monomer or functionalizing agent for creating specialty polymers, resins, or coatings with enhanced thermal or chemical properties.
• Organic Synthesis & Research: A versatile precursor for synthesizing complex heterocyclic compounds and fine chemicals in academic and industrial R&D settings.
• Dye & Pigment Intermediate: Potential use in the production of specialized colorants and functional dyes due to its conjugated aromatic system.

Basic Information

Product Name	5-(4-Methoxyphenoxy)Isobenzofuran-1,3-Dione
CAS No.	63196-11-2
Molecular Formula	C15H10O5
Molecular Weight	270.24 g/mol
Synonyms	5-(4-Methoxyphenoxy)phthalide-1,3-dione; 5-(p-Methoxyphenoxy)isobenzofuran-1,3-dione; 5-(4-Methoxyphenoxy)-1H-isoindole-1,3(2H)-dione; 1,3-Isobenzofurandione, 5-(4-methoxyphenoxy)-; 5-(4-Methoxyphenoxy)phthalic anhydride (common name); 4-Methoxyphenoxy-substituted phthalimide
EINECS	Contact for details

Quality Control

Our 5-(4-Methoxyphenoxy)Isobenzofuran-1,3-Dione is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, IR and NMR for structural confirmation, and loss on drying. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed and stored under conditions of low humidity to prevent degradation or clumping.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.