Oxidation of tropine with chromic oxide gave tropinone which can be quaternized to 5 in quantitative yield.
为了使反研究简
,将阿托品水解为托品醇、再氧
为托品酮,托品酮季胺盐与氢
钠反
。
Oxidation of tropine with chromic oxide gave tropinone which can be quaternized to 5 in quantitative yield.
为了使反研究简
,将阿托品水解为托品醇、再氧
为托品酮,托品酮季胺盐与氢
钠反
。
The selective oxidation of ethers by chromic reagent, peroxide, nitric acid, oxygen and ozonide, as well as the ethers anodic oxidation are particularly introduced.
主要介绍了(Ⅵ)类试剂,过氧
物、硝酸、氧和臭氧等各类氧
剂对醚选择性氧
以及醚
阳极电氧
研究状况。
Through the adjust of the vitriol-chrome-acid and trivalence chromic,can from the net contain additive common chromeplate liquid gain wide bright electric current density bound;
通过对硫酸酸比和三价
调整,能从不含添加剂
普通镀
液获得宽
光亮电流密度范围;
3.In the presence of acetic acid and polyethylene glycol, chromic anhydride and acenaphthene react under mild condition and acenaphthene can completely convert into acenaphthenone.
在醋酸、聚乙二醇存在下 ,酸酐和苊在温和
条件下反
,苊可以完全转
为苊酮。
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