龙脑

lóng nǎo

意思解释:(Borneol)蒸馏龙脑树的树干而得到像樟脑的物质,有清凉气味。可制香料,也可入药。 即龙脑香树。参见“龙脑香树”。 即龙脑香。用硝酸氧化时,变化为樟脑。医药上用做强心剂和清凉剂。

龙脑的意思

一种有机化合物。属双环萜醇,白色晶体,有樟脑般香气。其右旋体中医学中称为冰片,可从龙脑树树干中提取,但常用化学合成法制得。可制香料,也可供药用,有清热、止痛等作用。…

龙脑是什么意思

A kind of organic compound. Belong to double-loop terpene alcohol, white crystal, have the sweet smell like camphor. Its call borneol in the medicine in dextral body, tree of Ke Conglong head is truncal in extraction, but commonly used chemistry synthesizes legal system to get. Can make perfume, also can offer officinal, heat having Qing Dynasty, acetanilide wait for action. ...

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