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等级
for GC derivatization
质量水平
蒸汽密度
4.3 (vs air)
蒸汽压
0.7 mmHg ( 25 °C)
方案
≥99.0% (GC)
自燃温度
923 °F
质量
LiChropur™
反应适用性
reagent type: derivatization reagent
reaction type: Alkylations
技术
gas chromatography (GC): suitable
折射率
n20/D 1.386 (lit.)
n20/D 1.387
沸点
188 °C (lit.)
mp
−32 °C (lit.)
密度
1.333 g/mL at 25 °C (lit.)
SMILES字符串
COS(=O)(=O)OC
InChI
1S/C2H6O4S/c1-5-7(3,4)6-2/h1-2H3
InChI key
VAYGXNSJCAHWJZ-UHFFFAOYSA-N
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应用
Dimethyl sulfate may be used as a derivatization reagent for the esterification reaction in the determination of pharmaceuticals by automated aqueous derivatization solid-phase microextraction (SPME) coupled with gas chromatography/mass spectrometry (GC/MS).
法律信息
LiChropur is a trademark of Merck KGaA, Darmstadt, Germany
警示用语：
Danger
危险分类
Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1
储存分类代码
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK
WGK 3
闪点(°F)
181.4 °F - closed cup
闪点(°C)
83 °C - closed cup
法规信息
新产品
M J Cardador et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 878(21), 1824-1830 (2010-06-15)
Haloacetic acids (HAAs) are water disinfection byproducts (DBPs) formed by the reaction of chlorine oxidizing compounds with natural organic matter in water containing bromine. HAAs are second to trihalomethanes as the most commonly detected DBPs in surface drinking water and
Siming Huang et al.
Talanta, 136, 198-203 (2015-02-24)
An automated aqueous derivatization solid-phase microextraction (SPME) coupled with a gas chromatography/mass spectrometry (GC/MS) method was developed for simultaneous determination of eight pharmaceuticals in water samples. Dimethyl sulfate and tetrabutylammonium hydrogen sulfate were selected as derivatization and activation reagents for
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