Description

4-Aminoisatoic Anhydride is a specialized heterocyclic building block of significant interest in advanced organic synthesis. Its core value lies in its bifunctional reactivity, serving as a key precursor for constructing complex molecular architectures, particularly in the pharmaceutical and agrochemical sectors. This compound is primarily needed by research institutions and industrial manufacturers developing active pharmaceutical ingredients (APIs), advanced materials, and high-value fine chemicals. Its unique structure facilitates the introduction of both amino and anhydride functionalities into target molecules.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly in the development of kinase inhibitors and other small molecule therapeutics.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its heterocyclic core contributes to biological activity.
• Dye and Pigment Manufacturing: Serves as a precursor for high-performance, complex organic dyes and pigments, especially azo dyes and fluorescent markers.
• Polymer Chemistry: Employed in the synthesis of specialty polymers, including polyimides and polyamides, where it can impart thermal stability and specific functional groups.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D for exploring new heterocyclic compounds and reaction methodologies.
• Material Science: Investigated for use in organic electronic materials, such as semiconductors and light-emitting components.

Basic Information

Product Name	4-Aminoisatoic Anhydride
CAS No.	179331-04-5
Molecular Formula	C8H6N2O3
Molecular Weight	178.15 g/mol
Synonyms	4-Amino-1H-benzo[d][1,3]oxazine-2,4-dione; 4-Amino-2H-3,1-benzoxazine-2,4(1H)-dione; 4-Aminoisatoic anhydride; 1H-3,1-Benzoxazine-2,4-dione, 4-amino-; 4-Amino-2H-benzo[e][1,3]oxazine-2,4(1H)-dione; 4-Aminobenzo-1,3-oxazine-2,4-dione
EINECS	Contact for details

Quality Control

Our 4-Aminoisatoic Anhydride is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are provided with every shipment. We can support development projects requiring compliance with ICH guidelines and other relevant regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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