Dimethyl sulfoxide
SIAL/94563 - analytical standard
Synonym: DMSO
CAS Number: 67-68-5
Empirical Formula (Hill Notation): C2H6OS
Molecular Weight: 78.13
EC Number: 200-664-3
MDL Number: MFCD00002089
Linear Formula: (CH3)2SO
Product Type: Chemical
| application(s) | cleaning products cosmetics environmental flavors and fragrances food and beverages personal care |
| assay | ≥99.95% (GC) |
| autoignition temp. | 573 °F |
| bp | 189 °C (lit.) |
| density | 1.10 g/mL (lit.) |
| expl. lim. | 42 %, 63 °F |
| format | neat |
| grade | analytical standard |
| InChI | 1S/C2H6OS/c1-4(2)3/h1-2H3 |
| InChI key | IAZDPXIOMUYVGZ-UHFFFAOYSA |
| mp | 16-19 °C (lit.) |
| Quality Level | 100  |
| refractive index | n |
| n |
|
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | CS(C)=O |
| solubility | H2O: miscible (completely) |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable | |
| vapor density | 2.7 (vs air) |
| vapor pressure | 0.42 mmHg ( 20 °C) |
| Application: | Dimethyl sulfoxide may be used as a molecular probe in the detection and analysis of hydroxyl radicals generated in advanced oxidation processes using high performance liquid chromatography(HPLC). |
| Application: | DMSO may be used as an analytical standard for the determination of the analyte in environmental samples by gas chromatography (GC) technique. |
| Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
| Caution: | Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product. |
| General description: | Dimethyl Sulfoxide (DMSO) contains both highly polar and apolar groups, which impart it an amphipathic character. It can dissolve in both aqueous and organic solvents. It is a commonly used solvent in hydrophobic pharmaceutical agents, exhibiting effective hydroxyl radical scavenging ability. |
| General description: | This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food. Find all available reference materials for compounds listed in 10/2011 here |
| Other Notes: | For information on dimethyl sulfoxide miscibility, please visit the following link: Dimethyl Sulfoxide Miscibility/Immiscibility Table |
| Recommended products: | Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial . |
| RIDADR | NA 1993 / PGIII |
| WGK Germany | WGK 1 |
| Flash Point(F) | 188.6 °F - closed cup |
| Flash Point(C) | 87 °C - closed cup |
| Purity | ≥99.95% (GC) |
| bp | 189 °C (lit.) |
| mp | 16-19 °C (lit.) |
| Density | 1.10 g/mL (lit.) |
| Refractive Index | n |
| UNSPSC | 12191502 |