重铬酸盐
- 与 重铬酸盐 相关的网络例句 [注:此内容来源于网络,仅供参考]
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METHODS 3-methoxy-7α-methylestra-1,3,5(10)-trien-17β-ol was reducted with lithium and ammonia,then the intermediate was hydrolyzed in oxalic acid and reacted with malonic acid to get 3,3-dimethoxo-7α-methylestra-5(10)-en-17-ol(compound 4),which was oxidated by pyridium bichromate ,reacted with acetylene,and hydrolyzed in oxalic acid again to get the product tibolone.
方法以3-甲氧基-7α-甲基雌甾-1,3,5(10)-三烯-17β-羟基为起始原料经锂胺还原、草酸水解、缩酮化得3,3-二甲氧基-7α-甲基雌甾-5(10)-烯-17β-羟基(化合物4),然后用温和的氧化剂重铬酸吡啶盐氧化、炔化、再水解得目的产物。
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A salt of the hypothetical dichromic acid .
一种假设的重铬酸形成的盐。
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。