DIMETHYL SULFOXIDE ANHYDROUS >=99.9% (C005B-056720)

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

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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.

Other Notes

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 Sigma-Aldrich Co. LLC

Molecular Weight: 78.13. Empirical Formula: C₂H₆OS. linearFormula: (CH₃)₂SO. 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. Storage Class Code: 10 - Combustible liquids. WGK: WGK 1. Flash Point(F): 188.6 °F - closed cup. Flash Point(C): 87 °C - closed cup. Personal Protective Equipment: Eyeshields, Gloves, type ABEK (EN14387) respirator filter.