反应实例 To a suspension of4-amino-2-chloro-3-methyl-benzonitrile (500 mg, 3.00 mmol) in 1.8 mL of 6 N HClat room temperature was added 2 mL of water followed by a solution of NaNO2(220mg, 3.13 mmol) in 1 ...

Zhongshan Institute for Drug Discovery, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Tsuihang New District, Zhongshan 528400, Guangdong, China Zhongshan Institute for Drug ...

Researchers are beginning to study whether the use of methylparabens and other parabens is safe. At this time, there is no conclusive evidence either way. Methylparaben is a type of paraben ...

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