Description

1-Oxo-1,2-Dihydroisoquinoline-5-Carbaldehyde is a high-purity, versatile heterocyclic building block and key synthetic intermediate. Its unique fused-ring aldehyde structure makes it a critical precursor for constructing complex molecules in advanced pharmaceutical and agrochemical research. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for applications in drug discovery, ligand synthesis, and the development of novel organic electronic materials.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly in kinase inhibitor and other targeted therapy research.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators with enhanced activity.
• Ligand and Catalyst Development: Serves as a precursor for creating complex chelating ligands used in catalysis and metal-organic frameworks (MOFs).
• Material Science Research: Employed in the synthesis of organic semiconductors, fluorescent dyes, and photoactive materials.
• Academic & Contract Research: A valuable reagent for methodology development and exploring new chemical spaces in academic and CRO laboratories.
• Fine Chemical Production: Used in the multi-step synthesis of specialty chemicals and advanced intermediates.

Basic Information

Product Name	1-Oxo-1,2-Dihydroisoquinoline-5-Carbaldehyde
CAS No.	1184913-66-3
Molecular Formula	C₁₀H₇NO₂
Molecular Weight	173.17 g/mol
Synonyms	Isoquinolin-1(2H)-one, 5-formyl-; 5-Formyl-1,2-dihydroisoquinolin-1-one; 5-Formylisoquinolin-1(2H)-one; 1,2-Dihydro-1-oxoisoquinoline-5-carboxaldehyde; 1-Oxo-1,2-dihydro-5-isoquinolinecarboxaldehyde; 5-Carbaldehyde-1-oxo-1,2-dihydroisoquinoline
EINECS	Contact for details

Quality Control

Our 1-Oxo-1,2-Dihydroisoquinoline-5-Carbaldehyde is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your internal specifications and research requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C for long-term stability. This compound is easily oxidized and light-sensitive. Allow the sealed container to reach room temperature before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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