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线性分子式:
(CH3)2SO
化学文摘社编号:
分子量:
78.13
UNSPSC Code:
12191502
NACRES:
NA.21
PubChem Substance ID:
EC Number:
200-664-3
Beilstein/REAXYS Number:
506008
MDL number:
Assay:
≥99.9% (GC)
Technique(s):
GC/GC: suitable
Vapor pressure:
0.42 mmHg ( 20 °C)
InChI key
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
InChI
1S/C2H6OS/c1-4(2)3/h1-2H3
SMILES string
CS(C)=O
grade
ACS reagent, puriss. p.a.
Quality Level
vapor pressure
0.42 mmHg ( 20 °C)
assay
≥99.9% (GC)
form
liquid
autoignition temp.
573 °F
expl. lim.
42 %, 63 °F
technique(s)
GC/GC: suitable
impurities
≤0.001% free acid (as CH3COOH), ≤0.1% water
evapn. residue
≤0.005%
mp
18-20 °C
density
1.10 g/mL (lit.)
cation traces
Al: ≤0.5 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.5 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤1 mg/kg, Ni: ≤0.5 mg/kg, Pb: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg
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General description
二甲基亚砜(DMSO)是极性溶剂。由亲电子试剂(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。由于具有较高的稳定性,已被推荐为甲基纤维素溶剂在茚三酮反应中的替代溶剂。
Application
- 通过与1,6-二异氰酸根合己烷反应来改性明胶。:这项研究的重点是使用化学试剂修饰生物聚合物,这在使用DMSO作为反应溶剂的情况下可能相关(Bertoldo等人,2007年)。
- 从桦木和山毛榉中分离的O-乙酰基-(4-O-甲基葡糖醛酸)木聚糖的表征。:这项研究表征了特定的木材衍生木聚糖,可能增强了对溶解在DMSO中进行分析研究的此类生物聚合物的理解(Teleman等人,2002年)。
Disclaimer
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。
存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
188.6 °F - closed cup
flash_point_c
87 °C - closed cup
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Birgit Dreier et al.
Methods in molecular biology (Clifton, N.J.), 805, 261-286 (2011-11-19)
Ribosome display has proven to be a powerful in vitro selection and evolution method for generating high-affinity binders from libraries of folded proteins. It has been successfully applied to single-chain Fv fragments of antibodies and alternative scaffolds, such as Designed
Oxidation of alcohols by ?activated? dimethyl sulfoxide. A preparative, steric and mechanistic study.
Omura K and Swern D.
Tetrahedron, 34(11), 1651-1660 (1978)
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)
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)
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