There are many amino acids that the body cannot synthesise itself.
有许多种氨基酸人体自身不能合成。
There are many amino acids that the body cannot synthesise itself.
有许多种氨基酸人体自身不能合成。
This drug was synthesised in the same laboratory as Atabrine.
这种药物是在合成疟涤一个实验室内合成。
naphthyl ethyl ether was synthesised with high yields by the Williamson reaction between iodoethane and potassium β naphthol. Some factors affecting the reaction were discussed.
以β萘酚和碘代乙烷为原料,合成了β萘乙醚,研究了不条件对反应收率影响。在优惠条件下,收率可达94%。
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