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5.43900

Dimethyl sulfoxide

for liquid chromatography LiChrosolv®

Synonym(s):

Methanesulfinylmethane, Methyl sulfoxide, Dimethyl(oxido)sulfur, DMSO, DMSO

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About This Item

Linear Formula:
(CH3)2SO
CAS Number:
67-68-5
Molecular Weight:
78.13
UNSPSC Code:
51172004
NACRES:
NA.03
EC Index Number:
200-664-3
MDL number:
MFCD00002089
Beilstein/REAXYS Number:
506008
Assay:
≥99.7% (GC)
Technique(s):
HPLC: suitable
Bp:
189 °C (lit.)
Vapor pressure:
0.42 mmHg ( 20 °C)
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Quality Segment

100

vapor density

2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)

description

isocratic

product line

LiChrosolv®

assay

≥99.7% (GC)

form

liquid

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F

technique(s)

HPLC: suitable

impurities

≤0.2% Water

evapn. residue

≤0.002%

transmittance

270 nm, ≥30%, 280 nm, ≥60%, 300 nm, ≥75%, 350 nm, ≥99%

refractive index

n20/D 1.479 (lit.)

kinematic viscosity

2.14 cSt

bp

189 °C (lit.)

mp

16-19 °C (lit.)

transition temp

flash point 87 °C

density

1.10 g/mL (lit.)

storage temp.

2-30°C

SMILES string

CS(C)=O

InChI

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

InChI key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

Application


  • Chemical analysis of acoustically levitated drops by Raman spectroscopy.: Innovative use of acoustical levitation combined with Raman spectroscopy to analyze the chemical properties of droplets in a non-contact setup, useful in scenarios where DMSO is used as a solvent ( Tuckermann et al., 2009).

Features and Benefits

Saturation Concentration in Air: 8.0 g/m3 (20 °C)

Preparation Note

Product filtered through a 0.5 μm filter

Analysis Note

Purity (GC): ≥ 99.7 %
Water: ≤ 0.2 %
Evaporation residue: ≤ 0.002 %
Transmission (at 270 nm): ≥ 30 %
Transmission (at 280 nm): ≥ 60 %
Transmission (at 300 nm): ≥ 75 %
Transmission (from 350 nm): ≥ 99 %

Other Notes

Explore various lab safety accessories and equipment for safe handling of solvents to increase your safety level from the first usage.

Legal Information

LICHROSOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

5439000000: + 5439001000: + 5439004000: + 5439002500:

jan

Group 4: Flammable liquids + Type 3 petroleums + Hazardous rank III + Water soluble liquid

fsl

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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