2-Thiopheneacetonitrile
Pharmaceutical Materials 2025-03-02
CAS Number: 20893-30-5
Molecular Formula: C6H5NS
Molecular Weight: 123.17 g/mol
Appearance: Dark yellow to brown liquid
Usage: It is widely used as an organic intermediate, particularly in the pharmaceutical industry.
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| Attribute | Details |
|---|---|
| Chemical Name | 2-Thiopheneacetonitrile |
| Synonyms | 2-Thiophen-2-ylacetonitrile; Thiophene-2-acetonitrile; 2-(Thiophen-2-yl)acetonitrile; (Thien-2-yl)acetonitrile; 2-Thienylacetonitrile; Benzene, nitro(trifluoromethyl)- (non-specific name); o-Bromobenzyltrifluoride (non-specific name) |
| CAS Number | 20893-30-5 |
| EINECS Number | 244-104-6 |
| Molecular Formula | C6H5NS |
| Molecular Weight | 123.18 g/mol |
| Appearance | Colorless to pale yellow liquid, may appear as a slightly viscous liquid |
| Melting Point | 50-51 °C (lit.) or -5ºC (alternative data) |
| Boiling Point | 115-120 °C at 22 mmHg (lit.); 224.3±15.0 °C at 760 mmHg (alternative data) |
| Density | 1.157 g/mL at 25 °C (lit.); 1.2±0.1 g/cm³ (alternative data) |
| Refractive Index | n20/D 1.542 (lit.); 1.562 (alternative data) |
| Flash Point | 215 °F or 101.7±0.0 °C |
| Stability | Stable if stored and handled according to specifications; avoid contact with oxides |
| Hazard Classification | Xn (Harmful); Xi (Irritant); R20/21/22 (Harmful by inhalation, in contact with skin, and if swallowed); R36/37/38 (Irritating to eyes, respiratory system, and skin) |
| Safety Instructions | S26 (In case of contact with eyes, rinse immediately with plenty of water and seek medical advice); S36/37 (Wear suitable protective clothing and gloves); S23 (Do not breathe vapour) |
| Uses | Used as an intermediate in the synthesis of pharmaceuticals and other organic compounds; specifically, it has been used as a reagent during the synthesis of monodisperse Au/Au@polythiophene core/shell nanospheres |
