Description

1,3-Isobenzofurandione,4-Ethyl-(9Ci) is a specialized organic compound belonging to the phthalic anhydride derivative family. This chemical serves as a valuable building block and intermediate in advanced organic synthesis, enabling the creation of complex molecular architectures. It is primarily utilized by pharmaceutical, agrochemical, and specialty polymer research and development sectors for the production of active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Acts as a monomer or modifier in the production of specialty polyimides, polyesters, and other high-performance polymers.
• Dye and Pigment Manufacturing: Intermediate for synthesizing complex organic colorants and functional dyes.
• Material Science Research: Employed in R&D for creating new organic electronic materials, coatings, and adhesives.
• Chemical Research: Serves as a versatile reagent in academic and industrial laboratories for heterocyclic and ring-forming reactions.

Basic Information

Item	Details
Product Name	1,3-Isobenzofurandione,4-Ethyl-(9Ci)
CAS No.	102539-99-1
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	4-Ethylphthalic Anhydride; 4-Ethyl-1,3-isobenzofurandione; 4-Ethylphthalic Acid Anhydride; 1,3-Dioxophthalan, 4-ethyl-; 4-Ethylbenzene-1,2-dicarboxylic Anhydride; 4-Ethyl-1,3-dihydro-2-benzofuran-1,3-dione
EINECS	Contact for details

Quality Control

Our 1,3-Isobenzofurandione,4-Ethyl-(9Ci) is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the exacting requirements of our industrial and research clients. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product quality.

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%
Heavy Metals	≤ 20 ppm

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