Description

Pyrido[3,4-d]pyridazine, 4,7-dichloro- is a high-purity heterocyclic organic compound, identified by CAS No. 1823376-33-5. This advanced chemical intermediate is valued for its unique fused ring structure, which provides a versatile scaffold for complex molecular synthesis. It is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the creation of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of potential drug candidates, particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Material Science: Serves as a precursor for organic electronic materials, such as ligands for OLEDs or conductive polymers.
• Academic & Contract Research: Employed in universities and CROs for methodological studies and the exploration of new chemical spaces.
• Chemical Synthesis: Acts as a versatile intermediate for further functionalization, enabling the creation of diverse chemical libraries.

Basic Information

Product Name	Pyrido[3,4-d]pyridazine, 4,7-dichloro-
CAS No.	1823376-33-5
Molecular Formula	C7H3Cl2N3
Molecular Weight	200.03 g/mol
Synonyms	4,7-Dichloropyrido[3,4-d]pyridazine; 4,7-Dichloro-3,4-diazanaphthalene; 4,7-Dichloro-pyrido[3,4-d]pyridazine; 4,7-Dichloro-3,4-diazaanthracene (incorrect but common misnomer); 4,7-Dichloro-1,2,3,4-tetraazanaphthalene (alternative naming); Dichloropyridopyridazine; 1823376-33-5; 4,7-Dichloro-pyrido[3,4-d]pyridazine
EINECS	Contact for details

Quality Control

Our Pyrido[3,4-d]pyridazine, 4,7-dichloro- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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