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Merck
CN

472301

Dimethyl sulfoxide

ACS reagent, ≥99.9%

Synonym(s):

DMSO

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About This Item

Linear Formula:
(CH3)2SO
CAS Number:
Molecular Weight:
78.13
UNSPSC Code:
12191502
NACRES:
NA.21
PubChem Substance ID:
EC Number:
200-664-3
Beilstein/REAXYS Number:
506008
MDL number:
Assay:
≥99.9%
Grade:
ACS reagent
Bp:
189 °C (lit.)
Vapor pressure:
0.42 mmHg ( 20 °C)
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grade

ACS reagent

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

dilution

(for analytical testing)

impurities

≤0.001 meq/g Titr. acid, ≤0.1% water

evapn. residue

≤0.01%

color

clear colorless

refractive index

n20/D 1.479 (lit.)

bp

189 °C (lit.)

mp

16-19 °C (lit.)

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 organosulfur, commonly used as a polar solvent that can dissolve a wide range of polar and non-polar compounds. It is also utilized as a reaction reagent in several well-known processes, including swern oxidation, 2a pfitzner-moffatt oxidation, 2b, and the corey-chaykovsky reaction.
Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs.

Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.

Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.

Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.

Application

Dimethyl sulfoxide (DMSO) has been used:
  • in the preparation of ethyl 4-[18F]fluorobenzoate.
  • in the culture medium for 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl-tetrazolium bromide (MTT) assay.
  • as a solvent in chemical synthesis.
  • to dissolve and prepare stock solutions of small molecules, drugs, and chemical compounds for various assays and experiments.

Other Notes

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

Disclaimer

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


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Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

188.6 °F - closed cup

flash_point_c

87 °C - closed cup



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Articles

如果物质相互溶解形成均匀的溶液,就可以说它们相互混溶。收藏或下载我们的常见实验室溶剂混溶性表。

Substances are said to be miscible in one another if they dissolve to form a uniform solution. Bookmark or download our miscibility table for common lab solvents.


Shuang Hou et al.
Journal of visualized experiments : JoVE, (52)(52), doi:10-doi:10 (2011-07-07)
Biomolecules, including peptides¹⁻⁹, proteins¹⁰⁻¹¹, and antibodies and their engineered fragments¹²⁻¹⁴, are gaining importance as both potential therapeutics and molecular imaging agents. Notably, when labeled with positron-emitting radioisotopes (e.g., Cu-64, Ga-68, or F-18), they can be used as probes for targeted
P Roy et al.
The FEBS journal, 277(2), 441-452 (2009-12-18)
EVI1 is a nuclear zinc finger protein essential to normal development, which participates in acute myeloid leukaemia progression and transforms Rat1 fibroblasts. In this study we show that enforced expression of Evi1 in Rat1 fibroblasts protects from paclitaxel-induced apoptosis, consistent
A RAPID PERMETHYLATION OF GLYCOLIPID, AND POLYSACCHARIDE CATALYZED BY METHYLSULFINYL CARBANION IN DIMETHYL SULFOXIDE.
S HAKOMORI
Journal of biochemistry, 55, 205-208 (1964-02-01)



Global Trade Item Number

SKUGTIN
472301-18L-P1-PU04061838691668
472301-1L04061832360492
472301-200L04061838152329
472301-4L04061832360515
472301-4X4L04061832360522
472301-4X4L-PB04061837567018
472301-50L-P2-LS04061838161727
472301-6X500ML04061832360553
472301-2.5L04061832360508
472301-400L-P1-LS04061838152336
472301-500ML04061832360539
472301-6X1L04061832360546
472301-100ML04061832360485