276855

Dimetilsulfóxido

anhydrous, ≥99.9%

• Sinónimos: DMSO
• Fórmula lineal: (CH₃)₂SO
• Número de CAS: 67-68-5
• Peso molecular: 78.13
• Beilstein/REAXYS Number: 506008
• EC Number: 200-664-3
• MDL number: MFCD00002089
• UNSPSC Code: 12191502
• PubChem Substance ID: 57648266

Propiedades

• grade: anhydrous
• Quality Level: 200
• vapor density: 2.7 (vs air)
• vapor pressure: 0.42 mmHg ( 20 °C)
• assay: ≥99.9%
• form: liquid
• autoignition temp.: 573 °F
• expl. lim.: 42 %, 63 °F
• impurities: <0.005% water
• evapn. residue: <0.0005%
• color: colorless
• refractive index: n20/D 1.479 (lit.)
• bp: 189 °C (lit.)
• mp: 16-19 °C (lit.)
• solubility: H₂O: miscible (completely)
• density: 1.10 g/mL (lit.)
• SMILES string: CS(C)=O
• InChI: 1S/C2H6OS/c1-4(2)3/h1-2H3
• InChI key: IAZDPXIOMUYVGZ-UHFFFAOYSA-N

Descripción

General description

Dimethyl Sulfoxide is an apolar protic solvent that is generally used as a reaction medium and reagent in organic reactions.

Application

Dimethyl Sulfoxide may be used as an oxidant for the conversion of isonitriles into isocyanates. DMSO activated by oxalyl chloride can be used in the oxidation of long-chain alcohols to carbonyls.

Packaging

18 L, 200 L packaged in Pure-Pac^® stainless steel containers; 100 mL, 250ml, 1 L, 2 L, 6×1 L packaged in Sure/Seal^® bottles

View returnable container options.

Caution

Fácilmente superenfriado, vuelve a fundir lentamente a temperatura ambiente. Producto solidificado que puede volver a licuarse por calentamiento a temperatura ambiente sin detrimento del producto.

Other Notes

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For information on dimethyl sulfoxide miscibility, please visit the following link:
Dimethyl Sulfoxide Miscibility/Immiscibility Table

Pure-Pac^® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723.

The article number 276855-4X2L will be discontinued. Please order the single bottle 276855-2L which is physically identical with the same exact specifications.

Legal Information

Pure-Pac is a registered trademark of Merck KGaA, Darmstadt, Germany

Información de seguridad

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 1
• flash_point_f: 188.6 °F - closed cup
• flash_point_c: 87 °C - closed cup
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter