Description

3,3-Bis(3,4-Dihydroxyphenyl)Isobenzofuran-1(3H)-One is a high-purity, polyphenolic organic compound of significant interest in advanced material and life science research. Its unique molecular structure, featuring multiple phenolic hydroxyl groups, makes it a valuable building block and precursor for synthesizing complex molecules. This compound is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise chemical intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting oxidative stress pathways.
• Antioxidant Research: Used as a reference standard or test compound in studies investigating antioxidant mechanisms and efficacy due to its polyphenolic structure.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty resins and high-performance polymers with enhanced thermal or mechanical properties.
• Agrochemical Synthesis: Employed in the research and development of new crop protection agents and plant growth regulators.
• Dye & Pigment Intermediate: Utilized in the synthesis of complex organic dyes and pigments, leveraging its fused ring system.
• Analytical Reference Standard: Provides a high-purity standard for quality control and method development in analytical laboratories using techniques like HPLC and LC-MS.

Basic Information

Product Name	3,3-Bis(3,4-Dihydroxyphenyl)Isobenzofuran-1(3H)-One
CAS No.	596-28-1
Molecular Formula	C20H14O6
Molecular Weight	350.32 g/mol
Synonyms	3,3-Bis(3,4-dihydroxyphenyl)phthalide; 3,3',4,4'-Tetrahydroxybenzoin; 3,3-Bis(3,4-dihydroxyphenyl)-1(3H)-isobenzofuranone; Tetrahydroxybenzoin; NSC 403169; Phthalide, 3,3-bis(3,4-dihydroxyphenyl)-; 1(3H)-Isobenzofuranone, 3,3-bis(3,4-dihydroxyphenyl)-
EINECS	Contact for details

Quality Control

Our 3,3-Bis(3,4-Dihydroxyphenyl)Isobenzofuran-1(3H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and spectroscopic methods for structural confirmation, to ensure it meets exacting R&D and production standards. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This product is light-sensitive (store away from light). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.