Description

Pyridazine, 4-Bromo-3-Chloro- is a halogenated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel pharmaceuticals and agrochemicals, where its unique substitution pattern enables precise molecular modifications. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex, nitrogen-containing target molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the pyridazine core for bioactivity.
• Ligand Synthesis: Acts as a starting material for creating specialized ligands used in catalysis and metal-organic frameworks (MOFs).
• Material Science: Employed in the research and development of organic electronic materials, such as charge-transport layers or light-emitting components.
• Chemical Biology Probes: Utilized to build molecular probes for studying enzyme function and biological pathways.
• Custom Synthesis & Scale-up: A valuable substrate for contract research organizations (CROs) and CDMOs offering bespoke chemical synthesis services.

Basic Information

Item	Detail
Product Name	Pyridazine, 4-Bromo-3-Chloro-
CAS No.	1393545-85-1
Molecular Formula	C4H2BrClN2
Molecular Weight	193.43 g/mol
Synonyms	4-Bromo-3-chloropyridazine; 3-Chloro-4-bromopyridazine; 4-Bromo-3-chloro-1,2-diazine; Bromochloropyridazine; 1,2-Diazine, 4-bromo-3-chloro-; Pyridazine, bromochloro derivative; 1393545-85-1 (CAS); Halogenated pyridazine intermediate
EINECS	Contact for details

Quality Control

Our Pyridazine, 4-Bromo-3-Chloro- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP principles where applicable to support our clients' regulatory requirements.

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). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.