1,4-Dicyanobenzene
Pharmaceutical Materials 2025-03-02
CAS No.: 623-26-7
Molecular Formula: C8H4N2
Molecular Weight: 128.13
Appearance: White needle-like crystals or powder
Melting Point: 221-227°C
Usage: Used as an important organic intermediate in organic synthesis and medicine production.
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| Attribute | Details |
|---|---|
| Chemical Name | 1.4-Dicyanobenzene |
| Synonyms | 1.4-Benzenedicarbonitrile; p-Phenylenedicarbonitrile; 1.4-Dicyanobenzol; 1.4-Benzene Dicarbonitrile; 1.4-Dicyanophenyl; etc. |
| CAS Number | 623-26-7 |
| Molecular Formula | C8H4N2 |
| Molecular Weight | 128.13 g/mol |
| EINECS Number | 210-783-2 |
| Appearance | White needle-like crystals or powder |
| Melting Point | 221-225 °C |
| Density | 1.3 g/cm³ at 25 °C |
| Solubility | Insoluble in water (0.08 g/L at 23 °C); slightly soluble in ethanol, acetone, and hot ethyl ether; soluble in hot benzene and hot acetic acid |
| Chemical Properties | Aromatic dinitrile with two cyano groups attached to the benzene ring; stable under normal conditions; reacts with various reagents to form derivatives |
| Applications | Used as an important organic intermediate in the synthesis of various chemicals; widely used in the pharmaceutical and dye industries; also used in the production of functional materials and other chemical products |
| Stability | Stable under normal conditions; should be stored 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 cause respiratory sensitization; wear appropriate protective equipment when handling; refer to the MSDS for detailed safety information and appropriate disposal methods |
