2-Thiophenecarbonitrile
Pharmaceutical Materials 2025-03-02
CAS Number: 1003-31-2
Molecular Formula: C5H3NS
Molecular Weight: 109.15 g/mol
Appearance: Clear colorless to yellow liquid
Melting Point: 125-134 °C (decomp)
Boiling Point: 192 °C
Density: 1.172 g/mL at 25 °C
Usage: Used as an intermediate in synthesis.
| Aspect | Details |
|---|---|
| Name | 2-Thiophenecarbonitrile |
| CAS Number | 882-07-3 |
| Chemical Formula | C₅H₃NS |
| Molecular Weight | 109.15 g/mol |
| Physical Appearance | Colorless to pale yellow crystalline solid or liquid (depending on purity) |
| Melting Point | 27-30°C (sublimes) |
| Boiling Point | 222-224°C |
| Density | 1.22 g/cm³ |
| Reactivity | Moderately reactive; undergoes nucleophilic addition and substitution reactions. |
| Solubility | Soluble in organic solvents (e.g., ethanol, ether, chloroform); insoluble in water. |
| Applications | – Key intermediate in organic synthesis for pharmaceuticals, agrochemicals, and specialty chemicals. |
| – Used in the preparation of thiophene-based polymers, dyes, and fluorescent probes. | |
| Safety Information | – Toxic if ingested or inhaled; causes skin and eye irritation. |
| – Handle with appropriate PPE in a well-ventilated area. | |
| Storage Conditions | Store in a cool, dry, and tightly sealed container away from light and heat. |
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