Description

Cinnolin-3(2H)-One CAS NO 31777-46-5 is a nitrogen-containing heterocyclic compound that serves as a versatile and high-value synthetic intermediate in advanced organic chemistry. Its unique fused-ring structure makes it a critical building block for the development of novel pharmacologically active molecules and functional materials. This compound is primarily sought by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and specialty chemical sectors for creating new compounds with targeted properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Serves as a building block for organic semiconductors, liquid crystals, and other functional organic materials.
• Chemical Biology & Proteomics: Employed as a scaffold or tag in the design of molecular probes and enzyme inhibitors for biochemical research.
• Academic & Contract Research: A valuable reagent for methodological development in organic synthesis and heterocyclic chemistry at universities and CROs.

Basic Information

Product Name	Cinnolin-3(2H)-One
CAS No.	31777-46-5
Molecular Formula	C8H6N2O
Molecular Weight	146.15 g/mol
Synonyms	3-Cinnolinone; 2,3-Dihydrocinnolin-3-one; 3-Hydroxycinnoline; Cinnolin-3-ol; 1,2-Diazanaphthalen-3(2H)-one; 3-Oxo-3,4-dihydrocinnoline; 2H-Cinnolin-3-one
EINECS	Contact for details

Quality Control

Our Cinnolin-3(2H)-One is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.