Description

Ethylidene Phthalide is a specialized organic compound belonging to the phthalide class, characterized by its unique ethylidene-substituted lactone structure. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, enabling the creation of complex molecular architectures. It is primarily sought after by pharmaceutical research, agrochemical development, and fine chemical manufacturing sectors for its role in synthesizing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Building block for developing advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Used in the manufacture of specialty chemicals, dyes, and functional additives.
• Organic Synthesis Research: Valuable reagent in academic and industrial R&D for constructing heterocyclic compounds and complex organic molecules.
• Material Science: Potential monomer or modifier in the development of specialized polymers and advanced materials.
• Flavor & Fragrance Industry: Intermediate for synthesizing specific aromatic compounds and odorants.

Basic Information

Product Name	Ethylidene Phthalide
CAS No.	61658-90-0
Molecular Formula	C10H8O2
Molecular Weight	160.17 g/mol
Synonyms	3-Ethylidenephthalide; 3-Ethylidene-1(3H)-isobenzofuranone; 3-Ethylidenephthalan-1-one; Ethylidenephthalide; 1(3H)-Isobenzofuranone, 3-ethylidene-; NSC 406913
EINECS	Contact for details

Quality Control

Our Ethylidene Phthalide is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure high purity, identity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring reliable and traceable raw materials for research and manufacturing.

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 and incompatible materials. For long-term storage, consider an inert atmosphere to maintain product integrity.

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%
Heavy Metals	≤ 10 ppm

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