Description

3,6-Dichloropyridazine is a versatile halogenated heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its value lies in its dual reactive sites, which enable selective functionalization for creating complex molecular architectures. This high-purity intermediate is essential for research and production in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting central nervous system and inflammatory conditions.
• Agrochemical Synthesis: Building block for developing modern herbicides, fungicides, and insecticides with improved efficacy and selectivity.
• Material Science: Used in the research and production of specialty polymers, liquid crystals, and organic electronic materials.
• Cross-Coupling Reactions: Serves as a substrate in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to form carbon-carbon bonds.
• Nucleophilic Aromatic Substitution: Reactive intermediate for introducing various functional groups via displacement of chlorine atoms.
• Chemical Research & Development: Valuable reagent in academic and industrial R&D for exploring new heterocyclic chemistry and reaction pathways.

Basic Information

Product Name	3,6-Dichloropyridazine
CAS No.	141-30-0
Molecular Formula	C4H2Cl2N2
Molecular Weight	148.98 g/mol
Synonyms	3,6-Dichloro-1,2-diazine; 3,6-Dichloro-1,2-diazabenzene; Pyridazine, 3,6-dichloro-; NSC 403697; 1,2-Diazine, 3,6-dichloro-; 3,6-DCPD
EINECS	205-473-8

Quality Control

Our 3,6-Dichloropyridazine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	96 - 100 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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