Description

3,5-Dibromopyridazine is a high-purity halogenated heterocyclic building block essential for advanced organic synthesis. This compound matters as a versatile precursor for constructing complex molecular architectures in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists working in medicinal chemistry, material science, and the development of crop protection agents.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and other small-molecule drug discovery programs.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its reactivity for structural diversification.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers, ligands, and organic electronic materials.
• Chemical Biology & Proteomics: Employed as a reactive handle for bioconjugation and the development of chemical probes to study biological systems.
• Cross-Coupling Reactions: A valuable substrate for palladium-catalyzed reactions like Suzuki, Stille, or Buchwald-Hartwig amination to introduce the pyridazine core into more complex systems.
• Ligand Synthesis: Precursor for the creation of novel nitrogen-containing ligands used in catalysis and coordination chemistry.

Basic Information

Product Name	3,5-Dibromopyridazine
CAS No.	1196155-35-7
Molecular Formula	C4H2Br2N2
Molecular Weight	237.88 g/mol
Synonyms	3,5-Dibromo-1,2-diazine; Pyridazine, 3,5-dibromo-; 1,2-Diazine, 3,5-dibromo-; 3,5-Dibromopyridazine (predominant); Dibromopyridazine; NSC 403016; 3,5-Dibromo-1,2-diazabenzene
EINECS	Contact for details

Quality Control

Our 3,5-Dibromopyridazine is manufactured under strict quality management systems. Each 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 every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong bases and reducing agents. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥97.0% (Area %)
Melting Point	Contact for details
Heavy Metals	<20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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