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雷尼镍催化剂

产品编号 R111435 | CAS号 7440-02-0 | 阿拉丁
Raney Nickel
20-40目,分散在水中
组合的产品项目
货号 规格 库存 价格 数量
R111435-100g 20-40目,分散在水中 上海(预计3-7周)
北方(2)
 
R111435-25g 20-40目,分散在水中 上海(预计3-7周)
北方(9)
 
R111435-500g 20-40目,分散在水中 上海(5)
北方(>10)
 
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属性

密度 8.9000

描述

别名 雷尼镍催化剂 ;Raney镍,镍催化剂 ;Nickel sponge, Raney Ni
应用 适于用作芳基、烯基、氰基和硝基还原的加氢催化剂。
雷尼镍主要用于不饱和化合物,如烯烃,炔烃,腈,二烯烃,芳香烃,含羰基的物质,乃至具有不饱和键的高分子的氢化反应。使用雷尼镍进行氢化有时甚至不需要特意加入氢化,仅凭活化后的雷尼镍中吸附的大量氢气即可完成反应。反应后得到的是顺位氢化产物。另外,雷尼镍也可以用于杂原子-杂原子键的还原。除了作为催化剂加氢,雷尼镍还将充当试剂参与有机含硫化合物如硫缩酮的脱硫生成烃类的反应。
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标识符号 GHS02 GHS02, GHS07 GHS07, GHS08 GHS08
信号词 Danger
风险声明 (欧洲) 17-40-43-48/23
安全声明(欧洲) 36/37
警示性声明 P222-P231-P273-P280-P314-P422
危害码(欧洲) F,T
危害声明 H250-H317-H351-H372-H412
WGK德国 2
Merck Index 8107
参考文献
Guoyi Bai, Huixian Dong, Zhen Zhao, Yalong Wang, Qingzhi Chen, Mande Qiu
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M L Selley, D R Close, S E Stern
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H U HU Shetty, H W HW Holloway, M B MB Schapiro
Previous studies suggest the presence of increased concentrations of cerebral myo-inositol in Alzheimer disease (AD). To characterize this abnormality further, we quantified myo-inositol and several o...Read More
M O MO Kristensen, N C NC Gulmann, J E JE Christensen, K K Ostergaard, K K Rasmussen
The cobalamin status was evaluated in Alzheimer dementia (n = 26), other dementias (n = 24), various gerontopsychiatric disorders (n = 25), and in neuro-psychiatrically healthy controls (n = 20). Supp...Read More
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