It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酸二甲酯为N——甲基化剂,对对氨基苯甲酸PABA进行N——二甲基化.
单词 | Dimethyl sulfate |
释义 |
Dimethyl sulfate
英语例句库
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent. 确定以硫酸二甲酯为N——甲基化剂,对对氨基苯甲酸PABA进行N——二甲基化.
中文百科
硫酸二甲酯硫酸二甲酯(DMS)是一个有机化合物,分子式写为(CH3O)2SO2、(CH3)2SO4或Me2SO4,可看作硫酸的二甲基酯。在有机合成中主要用作甲基化试剂。 标准状态下,硫酸二甲酯为无色油状液体,带有轻微的葱头气味。它与所有的强烷基化试剂类似,具高毒性,皮肤接触或吸入均有严重危害。在有机化学中的应用已逐渐被低毒的碳酸二甲酯和三氟甲磺酸甲酯所取代。
英语百科
Dimethyl sulfate 硫酸二甲酯Dimethyl sulfate is a chemical compound with formula (CH3O)2SO2. As the diester of methanol and sulfuric acid, its formula is often written as (CH3)2SO4 or even Me2SO4, where CH3 or Me is methyl. Me2SO4 is mainly used as a methylating agent in organic synthesis. |
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