ChemIndex - A free chemical CAS databaseToocle Global|ChemNet Global|ChemNet China|China Chemical Network|ChemNet Korea
503-17-3 2-Butyne |
|
| Chemical Name | 2-Butyne |
| Synonyms | Dimethylacetylene;but-2-yne |
| Molecular Formula | C4H6 |
| Molecular Weight | 54.0904 |
| InChl | InChI=1/C4H6/c1-3-4-2/h1-2H3 |
| CAS Registry Number | 503-17-3 |
| EINECS | 207-962-2 |
| Molecular Structure | ![]() |
| Density | 0.694g/cm3 |
| Boiling Point | 25.6°C at 760 mmHg |
| Refractive Index | 1.393 |
| Vapour Pressur | 745mmHg at 25°C |
| Risk Codes | R12##Extremely flammable.||R36/37##Irritating to eyes and respiratory system.:; |
| Safety Description | S16##Keep away from sources of ignition - No smoking.||S23##Do not inhale gas/fumes/vapour/spray.||S29##Do not empty into drains.||S36##Wear suitable protective clothing.||S9##Keep container in a well-ventilated place.:; |
| MSDS | |