Description

1,4,6,7-Tetrachlorophthalazine is a halogenated heterocyclic compound that serves as a versatile and critical synthetic intermediate in advanced chemical manufacturing. Its unique structure, featuring multiple chlorine atoms on the phthalazine core, makes it a valuable precursor for constructing complex molecules with tailored properties. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors developing new active ingredients.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those requiring a functionalized phthalazine scaffold.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides where the tetrachlorophthalazine moiety contributes to biological activity.
• Material Science Research: Serves as a monomer or precursor for developing specialty polymers, dyes, and pigments with enhanced thermal or optical properties.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel chelating ligands for catalytic applications.
• Chemical Research & Development: A fundamental reagent for exploring new heterocyclic chemistry and developing novel synthetic methodologies in academic and industrial labs.

Basic Information

Product Name	1,4,6,7-Tetrachlorophthalazine
CAS No.	98436-35-2
Molecular Formula	C8H2Cl4N2
Molecular Weight	279.93 g/mol
Synonyms	1,4,6,7-Tetrachlorophthalazine; Tetrachlorophthalazine; Phthalazine, 1,4,6,7-tetrachloro-; 98436-35-2; 1,4,6,7-Tetrachloro-phthalazine; NSC 406079
EINECS	Contact for details

Quality Control

Our 1,4,6,7-Tetrachlorophthalazine is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to confirm identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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