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W387520

Sigma-Aldrich

Methyl sulfoxide

≥99%, FG

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Synonym(s):
Dimethyl sulfoxide, DMSO
Linear Formula:
(CH3)2SO
CAS Number:
Molecular Weight:
78.13
FEMA Number:
3875
Beilstein/REAXYS Number:
506008
EC Number:
MDL number:
PubChem Substance ID:
Flavis number:
12.175

biological source

synthetic

Quality Level

grade

FG
Halal

agency

meets purity specifications of JECFA

reg. compliance

EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 172.859

vapor density

2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)

assay

≥99%

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F

refractive index

n20/D 1.479 (lit.)

bp

189 °C (lit.)

mp

16-19 °C (lit.)

density

1.10 g/mL (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

fatty; garlic; mushroom; oily; cheesy

SMILES string

CS(C)=O

InChI

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

Inchi Key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

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1 of 4

This Item
1.371171.029521.01900
vibrant-m

W387520

Methyl sulfoxide

vibrant-m

1.37117

Dimethyl sulfoxide

vibrant-m

1.02952

Dimethyl sulfoxide

vibrant-m

1.01900

Dimethyl sulfoxide

food allergen

no known allergens

food allergen

-

food allergen

-

food allergen

-

biological source

synthetic

biological source

-

biological source

-

biological source

-

grade

FG, Halal

grade

-

grade

ACS reagent

grade

-

bp

189 °C (lit.)

bp

189 °C (lit.)

bp

189 °C (lit.)

bp

189 °C (lit.)

density

1.10 g/mL (lit.)

density

1.10 g/mL (lit.)

density

1.10 g/mL (lit.)

density

1.10 g/mL (lit.)

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

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

188.6 °F - closed cup

flash_point_c

87 °C - closed cup


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