Description

4-Aminoisoquinoline-1,3(2H,4H)-Dione (CAS NO 804430-99-7) is a high-value, nitrogen-containing heterocyclic compound that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique fused-ring structure with amino and dione functionalities makes it a versatile building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly those targeting neurological disorders and oncology.
• Agrochemical Research: Used in the development of new herbicides and pesticides due to its heterocyclic scaffold.
• Material Science: Building block for creating organic semiconductors, ligands for metal-organic frameworks (MOFs), and specialty polymers.
• Dye & Pigment Synthesis: Serves as a core structure for developing novel colorants and fluorescent markers.
• Academic & R&D: Essential reagent for methodological studies in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	4-Aminoisoquinoline-1,3(2H,4H)-Dione
CAS No.	804430-99-7
Molecular Formula	C9H6N2O2
Molecular Weight	174.16 g/mol
Synonyms	4-Aminoisoquinoline-1,3-dione; 4-Amino-1H-isochromene-1,3(4H)-dione; 1,3-Dioxo-1,3-dihydro-4H-isochromen-4-amine; 4-Amino-1H-isochromene-1,3-dione; 4-Amino-1,3-dihydroisobenzofuran-1,3-dione; 4-Aminophthalimide analogue; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 4-Aminoisoquinoline-1,3(2H,4H)-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use.

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%

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