Description

Pyrido[3,4-D]Pyridazin-4(3H)-One is a high-purity heterocyclic organic compound that serves as a critical advanced intermediate in modern pharmaceutical research and development. Its unique fused bicyclic structure makes it a valuable scaffold for synthesizing novel active pharmaceutical ingredients (APIs) and bioactive molecules. This compound is primarily utilized by research institutions and pharmaceutical companies focused on developing new therapeutic agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates targeting various disease pathways.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and library synthesis in drug discovery programs.
• Agrochemical Development: Serves as a precursor in the research and synthesis of new crop protection agents and pesticides.
• Chemical Biology Probes: Employed in the development of molecular probes to study biological processes and enzyme functions.
• Material Science Research: Investigated as a potential component in the development of organic electronic materials and specialty polymers.

Basic Information

Product Name	Pyrido[3,4-D]Pyridazin-4(3H)-One
CAS No.	40511-70-4
Molecular Formula	C7H5N3O
Molecular Weight	147.14 g/mol
Synonyms	4(3H)-Pyrido[3,4-d]pyridazinone; 3H-Pyrido[3,4-d]pyridazin-4-one; Pyrido[3,4-d]pyridazin-4(3H)-one; 40511-70-4; 4-Pyrido[3,4-d]pyridazinone; 4-Oxo-3,4-dihydropyrido[3,4-d]pyridazine
EINECS	Contact for details

Quality Control

Our production of Pyrido[3,4-D]Pyridazin-4(3H)-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. All materials are 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 controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which may affect stability and performance. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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