Description

3(2H)-Benzofuranone, 4-Ethyl- is a versatile organic intermediate characterized by its benzofuranone core structure with an ethyl substituent. This compound matters for its role as a key building block in the synthesis of complex molecules, offering a reactive site for further functionalization. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Organic Synthesis & Research: Acts as a versatile building block for constructing complex heterocyclic compounds in academic and industrial R&D laboratories.
• Material Science: Employed in the development of specialty polymers, dyes, and advanced organic electronic materials.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific aromatic compounds.

Basic Information

Product Name	3(2H)-Benzofuranone, 4-Ethyl-
CAS No.	83952-89-0
Molecular Formula	C10H10O2
Molecular Weight	162.19 g/mol
Synonyms	4-Ethyl-3(2H)-benzofuranone; 4-Ethyl-2,3-dihydro-1-benzofuran-3-one; 4-Ethyl-3-coumaranone; 4-Ethylcoumaran-3-one; 4-Ethyl-2,3-dihydrobenzofuran-3-one; 3(2H)-Benzofuranone, 4-ethyl-; 4-Ethyl-3-hydroxybenzofuran
EINECS	Contact for details

Quality Control

Our 3(2H)-Benzofuranone, 4-Ethyl- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global clientele. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.