276855
Dimetilsulfóxido
anhydrous, ≥99.9%
Sinónimos:
DMSO
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Fórmula lineal:
(CH3)2SO
Número CAS:
Peso molecular:
78.13
EC Number:
200-664-3
UNSPSC Code:
12191502
PubChem Substance ID:
Beilstein/REAXYS Number:
506008
MDL number:
Assay:
≥99.9%
Grade:
anhydrous
Bp:
189 °C (lit.)
Vapor pressure:
0.42 mmHg ( 20 °C)
Servicio técnico
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anhydrous
Quality Level
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
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
Other Notes
For information on dimethyl sulfoxide miscibility, please visit the following link:
Dimethyl Sulfoxide Miscibility/Immiscibility Table
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
Disclaimer
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.
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Clase de almacenamiento
10 - Combustible liquids
flash_point_f
188.6 °F - closed cup
flash_point_c
87 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
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Encuentre la documentación para los productos que ha comprado recientemente en la Biblioteca de documentos.
Dimethyl sulfoxide oxidations.
Epstein WW & Sweat FW.
Organic Syntheses, 67(3), 247-260 (1967)
The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals
Royal Society of Chemistry null
A Practical Synthesis of Isocyanates from Isonitriles: Ethyl 2-Isocyanatoacetate
Hoang VLe and Ganem B
Organic Syntheses, 89, 404-404 (2012)