Description

1,3-Isobenzofurandione,4-Amino-(9Ci) is a specialized aromatic amine derivative of phthalic anhydride, serving as a key synthetic intermediate. Its primary value lies in its reactive amino group, which enables the construction of complex heterocyclic and polyimide structures. This compound is essential for researchers and manufacturers in the pharmaceutical and advanced polymer industries seeking to develop novel active ingredients or high-performance materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for heterocyclic compounds.
• Polymer Chemistry: Used in the production of specialized polyimides and polyamides, contributing to high-temperature and chemical-resistant materials.
• Dye & Pigment Synthesis: Serves as a precursor in the manufacture of advanced organic pigments and colorants.
• Agrochemical Research: Employed in the development of new herbicide and pesticide molecules.
• Cross-linking Agent: Functions as a reactive moiety in epoxy and other resin systems to modify material properties.
• Academic & R&D: A valuable reagent for organic synthesis research in university and industrial laboratories.

Basic Information

Product Name	1,3-Isobenzofurandione,4-Amino-(9Ci)
CAS No.	17395-99-2
Molecular Formula	C8H5NO3
Molecular Weight	163.13 g/mol
Synonyms	4-Aminophthalic Anhydride; 4-Amino-1,3-dihydro-2-benzofuran-1,3-dione; 4-Aminoisobenzofuran-1,3-dione; 1,3-Dioxo-1,3-dihydroisobenzofuran-4-amine; 4-Aminophthalic Acid Anhydride; 4-Amino-1,3-isobenzofurandione; 4-Aminophthalic Anhydride (9CI)
EINECS	Contact for details

Quality Control

Our 1,3-Isobenzofurandione,4-Amino-(9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, store in a cool, dry place at a controlled room temperature (15-25°C). For long-term storage, consider using desiccants or an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Melting Point	Contact for details

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