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01934

Supelco

Dimethyl sulfoxide

for inorganic trace analysis, ≥99.99995% (metals basis)

Synonym(s):
DMSO
Linear Formula:
(CH3)2SO
CAS Number:
Molecular Weight:
78.13
Beilstein:
506008
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

for inorganic trace analysis

Quality Level

vapor density

2.7 (vs air)
2.7 (vs air)

vapor pressure

0.42 mmHg ( 20 °C)
0.42 mmHg

assay

≥99.9% (GC)
≥99.99995% (metals basis)

form

liquid

autoignition temp.

573 °F

expl. lim.

42 %, 63 °F
42 %

color

colorless

refractive index

n20/D 1.479 (lit.)

bp

189 °C (lit.)
189 °C

mp

16-19 °C (lit.)
16-19 °C

solubility

H2O: miscible (completely)

density

1.099-1.101 g/mL at 20 °C
1.10 g/mL (lit.)

cation traces

Ag: ≤0.5 μg/kg
Al: ≤1 μg/kg
As: ≤0.01 mg/kg
Au: ≤0.5 μg/kg
Be: ≤0.5 μg/kg
Bi: ≤0.5 μg/kg
Ca: ≤20 μg/kg
Cd: ≤0.5 μg/kg
Ce: ≤0.5 μg/kg
Co: ≤0.5 μg/kg
Cr: ≤5 μg/kg
Cs: ≤0.5 μg/kg
Cu: ≤5 μg/kg
Fe: ≤20 μg/kg
Ga: ≤0.5 μg/kg
Ge: ≤0.5 μg/kg
Hg: ≤5 μg/kg
In: ≤10 μg/kg
Ir: ≤0.5 μg/kg
K: ≤10 μg/kg
Li: ≤0.5 μg/kg
Mg: ≤10 μg/kg
Mn: ≤5 μg/kg
Mo: ≤0.5 μg/kg
Na: ≤50 μg/kg
Ni: ≤5 μg/kg
Os: ≤1 μg/kg
Pb: ≤0.5 μg/kg
Pd: ≤0.5 μg/kg
Pt: ≤0.5 μg/kg
Rb: ≤0.5 μg/kg
Rh: ≤0.5 μg/kg
Ru: ≤0.5 μg/kg
Sb: ≤0.5 μg/kg
Se: ≤0.01 mg/kg
Sn: ≤0.5 μg/kg
Sr: ≤0.5 μg/kg
Ti: ≤5 μg/kg
Tl: ≤0.5 μg/kg
U: ≤0.5 μg/kg
V: ≤0.5 μg/kg
Zn: ≤5 μg/kg
Zr: ≤0.5 μg/kg

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.

Other Notes

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

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

188.6 °F - closed cup

Flash Point(C)

87 °C - closed cup

Certificate of Analysis

Certificate of Origin

Claudia C Faria et al.
Cancer research, 75(1), 134-146 (2014-11-14)
Medulloblastoma is the most common malignant pediatric brain tumor, with metastases present at diagnosis conferring a poor prognosis. Mechanisms of dissemination are poorly understood and metastatic lesions are genetically divergent from the matched primary tumor. Effective and less toxic therapies
Wiebke Nahrendorf et al.
The Journal of infectious diseases, 210(12), 1981-1990 (2014-06-28)
Immunization of healthy volunteers during receipt of chemoprophylaxis with Plasmodium falciparum sporozoites (CPS-immunization) induces sterile protection from malaria. Antibody responses have long been known to contribute to naturally acquired immunity against malaria, but their association with sterile protection after whole
Björn Zörner et al.
Brain : a journal of neurology, 137(Pt 6), 1716-1732 (2014-04-17)
Anatomical plasticity such as fibre growth and the formation of new connections in the cortex and spinal cord is one known mechanism mediating functional recovery after damage to the central nervous system. Little is known about anatomical plasticity in the
Mulmudi Hemant Kumar et al.
Advanced materials (Deerfield Beach, Fla.), 26(41), 7122-7127 (2014-09-13)
Lead free perovskite solar cells based on a CsSnI3 light absorber with a spectral response from 950 nm is demonstrated. The high photocurrents noted in the system are a consequence of SnF2 addition which reduces defect concentrations and hence the
Phillip McDonagh et al.
Veterinary microbiology, 174(3-4), 438-447 (2014-12-04)
Feline infectious peritonitis (FIP), a feline coronavirus (FCoV) induced disease, is almost invariably fatal with median life expectancy measured in days. Current treatment options are, at best, palliative. The objectives of this study were to evaluate a panel of nineteen

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