Description

2(3H)-Benzofuranone, 3-(Hydroxymethylene)- is a versatile organic intermediate characterized by its reactive hydroxymethylene group fused to a benzofuranone core. This compound matters for its role as a key building block in the synthesis of more complex heterocyclic structures and fine chemicals. Industries such as pharmaceutical research, agrochemical development, and specialty chemical manufacturing need this high-purity intermediate for creating active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those with benzofuran-based scaffolds.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its heterocyclic structure for biological activity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a starting material for constructing electron-transport or emissive layers in electronic materials.
• Dye and Pigment Manufacturing: Acts as an intermediate for producing specialized colorants and fluorescent markers.
• Academic and R&D Laboratories: Employed in chemical research for studying reaction mechanisms and developing new synthetic methodologies.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing certain aroma chemicals, subject to specific purity grades and regulatory approval.

Basic Information

Product Name	2(3H)-Benzofuranone, 3-(Hydroxymethylene)-
CAS No.	70450-82-7
Molecular Formula	C9H6O3
Molecular Weight	162.14 g/mol
Synonyms	3-(Hydroxymethylene)-2(3H)-benzofuranone; 3-Hydroxymethylenephthalide; 3-Formylmethylenephthalide; 3-(Hydroxymethylene)phthalide; 2-Oxo-2,3-dihydrobenzofuran-3-carboxaldehyde; 3-Hydroxymethylene-1-phthalanone; 3-(Hydroxymethylene)-1(3H)-isobenzofuranone
EINECS	Contact for details

Quality Control

Our 2(3H)-Benzofuranone, 3-(Hydroxymethylene)- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR). We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results to ensure compliance with your research or production requirements.

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). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, the container should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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