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Dimethyl sulfoxide | ||
Whether you need HPLC dimethyl sulfoxide, ACS Spectrophotometric dimethyl sulfoxide, Anhydrous dimethyl sulfoxide or another Sigma-Aldrich grade, we stock the right product for your application. As a leading supplier of high-purity, research grade solvents, we have the DMSO to meet your exact needs.
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| Dimethyl Sulfoxide Physical Property | |||
| Synonym | Methyl sulfoxide | Beilstein Registry | 506008 |
| Molecular Formula | (CH3)2SO | EG/EC Number | 2006643 |
| Molecular Weight | 78.13 | MDL Number | MFCD00002089 |
| CAS Number | 67-68-5 | Vapor Pressure | 0.42 mm Hg (20°C) |
| Density | 1.100 g/mL at 25ºC | Dielectric Constant | 47.24 at 20ºC |
| Boiling Point | 189ºC | Dipole Moment | 3.960 |
| Melting Point | 16-19 ºC | UV cutoff | 265 nm |
| Flash Point | 85.0°C | Refractive Index | 1.479 at 20ºC |
| Viscosity | 1.990 at 25°C | Vapor Density | 2.7 (vs. air) |
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| Dimethyl Sulfoxide Miscibility / Immiscibility Table | |||
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