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About This Item
经验公式（希尔记法）:
C4H6N2 · H2SO4
CAS Number:
分子量:
180.18
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22
质量水平
方案
≥94.5% (HPLC)
95%
表单
solid
杂质
≤1% water
痕量阴离子
chloride (Cl-): ≤20 mg/kg
SMILES字符串
OS(O)(=O)=O.Cn1ccnc1
InChI
1S/C4H6N2.H2O4S/c1-6-3-2-5-4-6;1-5(2,3)4/h2-4H,1H3;(H2,1,2,3,4)
InChI key
TVEOIQKGZSIMNG-UHFFFAOYSA-N
应用
1-Methylimidazolium hydrogen sulfate is a Brønsted acidic ionic liquid that can be used:
- As a component of a catalytic system along with chlorotrimethylsilane used in the preparation of 3,4-dihydropyrimidin-2(1H)-ones and hydroquinazoline-2,5-diones.
- As a catalyst in the preparation of biologically important 2,5-dimethyl-N-substituted pyrroles.
- As a reusable catalyst in the preparation of spiro[indoline-3′,2-quinazoline]2′,4(3H)-dione.
- In the leaching of copper and zinc in brass dross using H2O2 as an oxidant.
警示用语：
Danger
危险声明
危险分类
Eye Dam. 1 - Skin Corr. 1B
储存分类代码
8A - Combustible corrosive hazardous materials
WGK
WGK 3
闪点(°F)
>536.0 °F - (External MSDS)
闪点(°C)
> 280 °C - (External MSDS)
个人防护装备
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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