Merck

34943

Sigma-Aldrich

二甲基亚砜

puriss. p.a., dried, ≤0.02% water

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别名:
DMSO, 甲基亚砜
线性分子式:
(CH3)2SO
CAS号:
分子量:
78.13
Beilstein:
506008
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

蒸汽密度

2.7 (vs air)

质量水平

蒸汽压

0.42 mmHg ( 20 °C)

等级

puriss. p.a.

检测方案

≥99.9% (GC)

形式

liquid

自燃温度

573 °F

质量

dried

expl. lim.

42 %, 63 °F

杂质

≤0.0001% heavy metals (as Pb)
≤0.001% free acid (as H2SO4)
≤0.002% non-volatile matter
≤0.02% water
≤0.03% water (Karl Fischer)

折射率

n20/D 1.479 (lit.)

bp

189 °C (lit.)

mp

16-19 °C (lit.)

密度

1.10 g/mL (lit.)

痕量阳离子

Fe: ≤1 mg/kg

SMILES string

CS(C)=O

InChI

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

InChI key

IAZDPXIOMUYVGZ-UHFFFAOYSA-N

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此商品
4164027685541639
Dimethyl sulfoxide puriss. p.a., dried, ≤0.02% water

Sigma-Aldrich

34943

二甲基亚砜

-
Dimethyl sulfoxide puriss. p.a., ACS reagent, ≥99.9% (GC)

Sigma-Aldrich

41640

二甲基亚砜

Essential Grade
Dimethyl sulfoxide anhydrous, ≥99.9%

Sigma-Aldrich

276855

二甲基亚砜

-
Dimethyl sulfoxide BioUltra, for molecular biology, ≥99.5% (GC)

Sigma-Aldrich

41639

二甲基亚砜

Premium Grade
vapor pressure

0.42 mmHg ( 20 °C)

vapor pressure

0.42 mmHg ( 20 °C)

vapor pressure

0.42 mmHg ( 20 °C)

vapor pressure

0.42 mmHg ( 20 °C)

grade

puriss. p.a.

grade

-

grade

-

grade

-

assay

≥99.9% (GC)

assay

≥99.9% (GC)

assay

≥99.9%

assay

≥99.5% (GC)

form

liquid

form

liquid

form

liquid

form

liquid

autoignition temp.

573 °F

autoignition temp.

573 °F

autoignition temp.

573 °F

autoignition temp.

573 °F

一般描述

二甲基亚砜(DMSO)是极性溶剂。由各种亲电子试剂(草酰氯)活化的 DMSO 已用于氧化各种醇(伯、仲、烯丙基、苄基、受阻和双环)。形成羰基化合物作为反应产物。由于其高稳定性,已提出将其用作甲基溶纤剂的替代溶剂用于茚三酮反应。

应用

二甲基亚砜(DMSO)已用作对 Mtb(结核分枝杆菌)H37Rv 宿主细胞进行的高通量化合物筛选研究中的溶剂。

注意

在室温下容易过冷并缓慢重融。 固化产品可以通过加热至室温来重新液化,而不会损害产品。

其他说明

有关二甲基亚砜混溶性的信息,请访问以下链接:
二甲基亚砜混溶性/不混溶性表

储存分类代码

10 - Combustible liquids

WGK

WGK 1

闪点(°F)

188.6 °F - closed cup

闪点(°C)

87 °C - closed cup


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Dimethyl sulfoxide European Pharmacopoeia (EP) Reference Standard

D2050000

二甲基亚砜

Dimethyl sulfoxide for DNA and peptide synthesis (max. 0.025% H₂O)

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1.02931

二甲基亚砜

Dimethyl sulfoxide meets EP testing specifications, meets USP testing specifications

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D1435

二甲基亚砜

Dimethyl sulfoxide United States Pharmacopeia (USP) Reference Standard

USP

1211006

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Dimethyl sulfoxide PCR Reagent

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二甲基亚砜

Christophe J Queval et al.
Journal of visualized experiments : JoVE, (83)(83), e51114-e51114 (2014-01-30)
Despite the availability of therapy and vaccine, tuberculosis (TB) remains one of the most deadly and widespread bacterial infections in the world. Since several decades, the sudden burst of multi- and extensively-drug resistant strains is a serious threat for the
A RAPID PERMETHYLATION OF GLYCOLIPID, AND POLYSACCHARIDE CATALYZED BY METHYLSULFINYL CARBANION IN DIMETHYL SULFOXIDE.
S HAKOMORI
Journal of biochemistry, 55, 205-208 (1964-02-01)
Oxidation of alcohols by ?activated? dimethyl sulfoxide. A preparative, steric and mechanistic study.
Omura K and Swern D.
Tetrahedron, 34(11), 1651-1660 (1978)
Amino acid analysis: aqueous dimethyl sulfoxide as solvent for the ninhydrin reaction.
S Moore
The Journal of biological chemistry, 243(23), 6281-6283 (1968-12-10)
C F Brayton
The Cornell veterinarian, 76(1), 61-90 (1986-01-01)
Dimethyl sulfoxide (DMSO) is a very simple compound that has stimulated much controversy in the scientific and popular literature. Fig. 1 It is an aprotic solvent. Therapeutic and toxic agents that are not soluble in water are often soluble in

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