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07-4871

Sigma-Aldrich

Dimethyl sulfoxide

suitable for HPLC

Synonym(s):

DMSO

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About This Item

Linear Formula:
(CH3)2SO
CAS Number:
67-68-5
Molecular Weight:
78.13
Beilstein:
506008
MDL number:
MFCD00002089
UNSPSC Code:
12000000
PubChem Substance ID:
329748450

vapor density

2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)

Assay

≥99.0% (GC)

form

liquid

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F

availability

available only in Japan

technique(s)

HPLC: suitable

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

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Caution

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

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

203.0 °F

Flash Point(C)

95 °C

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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