Tetrachloroterephthalonitrile
Pharmaceutical Materials 2025-03-02
CAS Number: 1897-41-2
Molecular Formula: C8Cl4N2
Molecular Weight: 265.91 g/mol
Appearance: White to light yellow or light orange powder/crystal
Melting Point: 308-312°C
Usage: Important organic intermediate widely used in pharmaceuticals, dyes, and pesticides.
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| Attribute | Details |
|---|---|
| Chemical Name | Tetrachloroterephthalonitrile |
| Synonyms | Tetrachloro-terephthalonitrile; 2.3.5.6-Tetrachlorobenzene-1.4-dicarbonitrile; TCTPN; etc. |
| CAS Number | 1897-41-2 |
| Molecular Formula | C8Cl4N2 |
| Molecular Weight | 265.91 g/mol |
| Appearance | White powder or crystalline solid |
| Melting Point | 308-312 °C |
| Boiling Point | 370.1 °C at 760 mmHg |
| Density | 1.71 g/cm³ |
| Solubility | Soluble in DMSO; slightly soluble in methanol |
| Chemical Properties | Aromatic dinitrile with four chloro groups attached to the benzene ring; stable under normal conditions; reacts with various reagents to form derivatives |
| Applications | Used as an important organic synthesis intermediate in the pharmaceutical, dye, and material industries; serves as a modular assembly component for molecular structures such as supramolecular complexes, metal-organic frameworks, and nanoparticles |
| Synthesis Method | Conventionally synthesized from tetrachloroterephthalic acid or its derivatives through amidation, cyanation, and other reactions |
| Storage Conditions | Store in a cool, dry place, away from heat, flames, and incompatible materials |
| Safety Information | May cause skin and eye irritation; harmful if swallowed or inhaled; may have long-term health effects; wear appropriate protective equipment when handling; refer to the MSDS for detailed safety information and appropriate disposal methods |
