67237-53-0
| Name | 3-Ethynylthiophene |
| CAS | 67237-53-0 |
| Molecular Formula | C6H4S |
| MDL Number | MFCD04039973 |
| Molecular Weight | 108.16 |
| MOL File | 67237-53-0.mol |
Chemical Properties
| Boiling point | 152-153 °C(lit.) |
| density | 1.098 g/mL at 25 °C(lit.) |
| refractive index | n |
| Fp | 115 °F |
| storage temp. | Room temperature. |
| form | Liquid |
| color | Colorless to yellow to orange |
| Water Solubility | Slightly soluble in water. |
| InChI | InChI=1S/C6H4S/c1-2-6-3-4-7-5-6/h1,3-5H |
| InChIKey | MJHLPKWONJUCFK-UHFFFAOYSA-N |
| SMILES | C1SC=CC=1C#C |
Safety Data
| Symbol(GHS) |    GHS02,GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H226-H315-H318-H335 |
| Precautionary statements | P210-P233-P240-P280-P303+P361+P353-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| RIDADR | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| HazardClass | 3 |
| PackingGroup | III |
| HS Code | 29349990 |
| Storage Class | 3 - Flammable liquids |
| Hazard Classifications | Eye Dam. 1 Flam. Liq. 3 Skin Irrit. 2 STOT SE 3 |