Description

3-Hydroxy-5,6-Dimethoxy-3H-Isobenzofuran-1-One is a high-purity, synthetically derived organic compound belonging to the class of isobenzofuranones. This specialty chemical serves as a critical advanced intermediate in the synthesis of complex molecules, offering a unique heterocyclic scaffold for pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for developing new active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly those targeting neurological or metabolic pathways.
• Agrochemical Research: Used as a precursor for developing new herbicides, fungicides, or plant growth regulators with novel modes of action.
• Fine Chemical Synthesis: Serves as a versatile scaffold for creating complex organic molecules in academic and industrial research settings.
• Material Science: Potential intermediate for the development of specialty polymers or organic electronic materials due to its fused ring structure.
• Chemical Reference Standard: Used as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Item	Details
Product Name	3-Hydroxy-5,6-Dimethoxy-3H-Isobenzofuran-1-One
CAS No.	77619-89-7
Molecular Formula	C10H10O5
Molecular Weight	210.18 g/mol
Synonyms	5,6-Dimethoxy-3-hydroxy-1(3H)-isobenzofuranone; 3-Hydroxy-5,6-dimethoxyphthalide; 5,6-Dimethoxy-3-hydroxyphthalide; NSC 339586; 1(3H)-Isobenzofuranone, 3-hydroxy-5,6-dimethoxy-; 3-Hydroxy-5,6-dimethoxy-1-oxo-1,3-dihydroisobenzofuran
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-5,6-Dimethoxy-3H-Isobenzofuran-1-One is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets exacting research-grade specifications. Comprehensive Certificates of Analysis (COA) with batch-specific data are provided to guarantee traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound may be light-sensitive and should be handled under appropriate conditions 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.