Merck
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276855

Sigma-Aldrich

Dimethyl sulfoxide

anhydrous, ≥99.9%

Synonym(s):
DMSO
Linear Formula:
(CH3)2SO
CAS Number:
Molecular Weight:
78.13
Beilstein:
506008
Número EC:
Número MDL:
ID de substância PubChem:

grau

anhydrous

Nível de qualidade

100

densidade de vapor

2.7 (vs air)

pressão de vapor

0.42 mmHg ( 20 °C)

teor

≥99.9%

forma

liquid

temperatura de autoignição

573 °F

Lim. expl.

42 %, 63 °F

Impurezas

<0.005% water

resíduo de evaporação

<0.0005%

cor

colorless

índice de refração

n20/D 1.479 (lit.)

pb

189 °C (lit.)

pf

16-19 °C (lit.)

solubilidade

H2O: miscible (completely)

densidade

1.10 g/mL (lit.)

SMILES string

CS(C)=O

InChI

1S/C2H6OS/c1-4(2)3/h1-2H3

InChI key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

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Descrição geral

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

Aplicação

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.

Embalagem

100, 12×100 mL in Sure/Seal™
1, 6×1, 2 L in Sure/Seal™
18 L in Pure-Pac™ 1
20 L in Pure-Pac™ 2
200 L in Pure-Pac™ 1

Atenção

Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.

Outras notas

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.

Informações legais

Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC

Código de classe de armazenamento

10 - Combustible liquids

WGK

WGK 1

Ponto de fulgor (ºF)

188.6 °F - closed cup

Ponto de fulgor (ºC)

87 °C - closed cup

Equipamento de proteção individual

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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