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Merck

471267

Dimethyl sulfoxide

≥99.6%, ReagentPlus®

Synonym(s):

DMSO

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About This Item

Linear Formula:
(CH3)2SO
CAS Number:
67-68-5
Molecular Weight:
78.13
UNSPSC Code:
12191502
NACRES:
NA.21
PubChem Substance ID:
329757292
EC Number:
200-664-3
Beilstein/REAXYS Number:
506008
MDL number:
MFCD00002089
assay:
≥99.6%
bp:
189 °C (lit.)
vapor pressure:
0.42 mmHg ( 20 °C)

Product Name

Dimethyl sulfoxide, ≥99.6%, ReagentPlus®

InChI key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

InChI

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

SMILES string

CS(C)=O

vapor density

2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)

product line

ReagentPlus®

assay

≥99.6%

form

liquid

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F

dilution

(for general lab use)

impurities

≤0.10% water
water

refractive index

n20/D 1.479 (lit.)

bp

189 °C (lit.)

mp

16-19 °C (lit.)

density

1.10 g/mL (lit.)

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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.

Legal Information

Product of Arkema Inc.
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

10 - Combustible liquids

wgk

WGK 1

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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Certificates of Analysis (COA)

Lot/Batch Number
SHBC6527V
SHBC5338V
SHBC0849V
SHBB5997V
84596JJV

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