Description

(3Z)-3-Ethylidene-2-Benzofuran-1(3H)-One is a specialized organic compound belonging to the benzofuranone class, serving as a valuable synthetic intermediate. Its unique structure makes it a critical building block for the development of more complex molecules in advanced research and manufacturing. This product is essential for chemical synthesis professionals in the pharmaceutical, agrochemical, and material science industries seeking high-purity intermediates for their development pipelines.

Application

• As a key pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Utilized in agrochemical research for the development of novel herbicides, fungicides, or plant growth regulators.
• Serves as a versatile organic synthesis building block for constructing complex heterocyclic compounds and fine chemicals.
• Potential use in material science for the development of organic electronic materials or specialty polymers.
• Employed in academic and industrial R&D for methodological studies and exploring new chemical reactions.
• Acts as a precursor for synthesizing flavor and fragrance compounds with specific lactonic or benzofuran motifs.

Basic Information

Product Name	(3Z)-3-Ethylidene-2-Benzofuran-1(3H)-One
CAS No.	4767-62-8
Molecular Formula	C10H8O2
Molecular Weight	160.17 g/mol
Synonyms	3-Ethylidenephthalide; (Z)-3-Ethylidenephthalide; 3-Ethylidene-1(3H)-isobenzofuranone; 3-Ethylidenephthalide; Phthalide, 3-ethylidene-; (3Z)-3-Ethylidene-1,3-dihydro-2-benzofuran-1-one; 3-Ethylidene-2-benzofuran-1(3H)-one; 4767-62-8
EINECS	Contact for details

Quality Control

Our (3Z)-3-Ethylidene-2-Benzofuran-1(3H)-One is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic and spectroscopic methods, to meet exacting customer specifications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

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

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.