Thiophene
SIAL/06914 - analytical standard
Synonym: Thiofuran; Thiole
CAS Number: 110-02-1
Empirical Formula (Hill Notation): C4H4S
Molecular Weight: 84.14
EC Number: 203-729-4
MDL Number: MFCD00005413
Linear Formula: C4H4S
Product Type: Chemical
| application(s) | environmental |
| assay | ≥99.5% (GC) |
| autoignition temp. | 743 °F |
| bp | 84 °C (lit.) |
| density | 1.051 g/mL at 25 °C (lit.) |
| expl. lim. | 12.5 % |
| format | neat |
| grade | analytical standard |
| impurities | ~0.2% benzene |
| InChI | 1S/C4H4S/c1-2-4-5-3-1/h1- |
| InChI key | YTPLMLYBLZKORZ-UHFFFAOYSA |
| mp | −38 °C (lit.) |
| Quality Level | 100  |
| refractive index | n |
| n |
|
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | c1ccsc1 |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable | |
| vapor density | 2.9 (vs air) |
| vapor pressure | 40 mmHg ( 12.5 °C) |
| Application: | Thiophene may be used as an analytical reference standard for the quantification of the analyte in diesel oil and crude oil using two-dimensional gas chromatography with sulfur chemiluminescence detection. |
| General description: | Thiophene belongs to the class of polycyclic aromatic sulfur heterocycles, which are carcinogenic compounds found in crude oil. Thiopenes are widely used as building blocks in many agrochemicals, pharmaceuticals, and material science. |
| Symbol |    GHS02,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H225 - H302 - H319 - H340 - H350 - H412 |
| Precautionary statements | P202 - P210 - P273 - P301 + P312 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | F,T |
| Risk Statements | 45-46-11-20/22-37/38-41 |
| Safety Statements | 53-16-26-39-45 |
| RIDADR | UN 2414 3 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 15.8 °F |
| Flash Point(C) | -9 °C |
| Purity | ≥99.5% (GC) |
| bp | 84 °C (lit.) |
| mp | −38 °C (lit.) |
| Density | 1.051 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 41116107 |