Description

Isoquinoline-1,3,4-Trione is a high-purity, versatile heterocyclic organic compound with the CAS registry number 521-73-3. This specialized chemical serves as a critical synthetic intermediate and building block in advanced organic synthesis, valued for its unique trione functional group. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug candidates, particularly those with fused heterocyclic structures for therapeutic applications.
• Agrochemical Research: Used in developing novel active ingredients for crop protection products, including herbicides and fungicides.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex polycyclic compounds and fine chemicals in research laboratories.
• Material Science: Investigated for the development of organic electronic materials, dyes, and pigments due to its conjugated system.
• Biochemical Research: Utilized in studies involving enzyme inhibition and as a probe for understanding biological mechanisms.
• Chemical Reference Standard: Employed as an analytical standard in quality control and method development for chemical analysis.

Basic Information

Product Name	Isoquinoline-1,3,4-Trione
CAS No.	521-73-3
Molecular Formula	C9H5NO3
Molecular Weight	175.14 g/mol
Synonyms	1,3,4-Isoquinolinetrione; Isoquinoline-1,3,4-trione; 1H-Isoquinoline-1,3,4-trione; 1,3,4(2H)-Isoquinolinetrione; NSC 403697; 1,3-Dioxoisoquinoline-4-one; 4-Hydroxy-1,3-isoquinolinedione
EINECS	208-312-5

Quality Control

Our Isoquinoline-1,3,4-Trione 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 industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profile, and physical characteristics.

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). Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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