Description

4-(Acetylamino)Phthalic Anhydride is a specialized organic intermediate of significant importance in advanced chemical synthesis. This compound matters for its role as a key building block in the production of high-performance materials and active pharmaceutical ingredients (APIs). It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors seeking to develop novel compounds with specific functional properties.

Application

• Key intermediate in the synthesis of complex pharmaceutical agents and active pharmaceutical ingredients (APIs).
• Building block for advanced organic materials, including specialty polymers and liquid crystals.
• Precursor in agrochemical research for developing new crop protection agents.
• Intermediate in dyestuff and pigment chemistry for creating novel colorants.
• Starting material for academic and industrial research in organic and medicinal chemistry.
• Used in the development of photoactive compounds and advanced chemical sensors.

Basic Information

Product Name	4-(Acetylamino)Phthalic Anhydride
CAS No.	22235-04-7
Molecular Formula	C10H7NO4
Molecular Weight	205.17 g/mol
Synonyms	N-Acetyl-4-aminophthalic anhydride; 4-Acetamidophthalic anhydride; 4-(Acetylamino)-1,3-isobenzofurandione; 4-Acetylaminophthalic Anhydride; 1,3-Isobenzofurandione, 4-(acetylamino)-; 4-Acetamido-1,3-dioxoisoindoline; 4-(Acetylamino)phthalic acid anhydride
EINECS	Contact for details

Quality Control

Our 4-(Acetylamino)Phthalic Anhydride is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent decomposition. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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