Dimethyl sulphoxide (DMSO)
Order number: 67-68-5
Part number: AC100003063
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The ROTIDRY® solvent without septum, identified as Dimethyl Sulfoxide (CAS: 67-68-5), is a substance within the group of Sulphoxides and sulphones. It has a Molecular Weight of 78.14 g/mol and its scientific name is methylsulfinylmethane. This chemical requires caution due to its potential for causing skin irritation and being flammable. It boils at 372°F and melts at 65.3°F. Its Vapour Density is heavier than air, meaning it will sink when released.
- CAS Number: 67-68-5
- Molecular Formula: C2H6OS
- Molecular Weight: 78.14
- Exact Mass: 78.01393598
- Boiling Point: 372 °F at 760 mmHg (NTP, 1992)
- Melting Point: 65.3 °F (NTP, 1992)
- Vapour Density: 2.71 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
- GHS Signal Word: Warning
- Hazard Statements:
- H315 (28.4%): Causes skin irritation [Warning Skin corrosion/irritation]
- H227: Combustible liquid [Warning Flammable liquids]
| Name | Value | |
|---|---|---|
| WGK | : | 1 |
| EG-Nr. | : | 200-664-3 |
| Thread | : | GL 45 |
| CAS No. | : | 67-68-5 |
| Density (D) | : | 1,1 g/cm³ |
| Molar mass (M) | : | 78,13 g/mol |
| Empirical formula | : | C2H6OS |
| Flash point (flp) | : | 87 °C |
| Boiling point (bp) | : | 189 °C |
| Melting point (mp) | : | 18,5 °C |
