?acetophenone

acetophenone發(fā)音

英：[?s?t??feno?n]　　美：[?s?t??fen??n]

英：　　美：

acetophenone中文意思翻譯

常用釋義： 乙酰苯

n.[有化]乙酰苯

acetophenone雙語(yǔ)使用場(chǎng)景

1、This is the first report that use catalytic amount of Lewis acid in the Mannich reactions of . acetophenone.───這是以苯乙酮參與的Mannich反應中，實(shí)現催化量Lewis酸催化的首次報道。

2、yield of benzylidene acetophenone reached 31.4% under optimal conditions.───最佳條件下，芐叉乙酰苯的收率可達31.4%。

3、For disposal of wastewater containing phenol(or nitrobenzene or acetophenone ) with the EHIDT, we first obtain following kinetic equation.───提出了用等離子脈沖放電法處理含酚、硝基苯、苯乙酮廢水時(shí)的動(dòng)力學(xué)方程；

4、Preliminary study of destruction of acetophenone in water by high voltage pulse discharges .───高壓脈沖放電降解水中苯乙酮的研究。

5、It is among the highest ee in the similar asymmetric transfer hydrogenation of acetophenone.───對映選擇性在同類(lèi)催化劑對同類(lèi)不對稱(chēng)氫轉移反應中居于前列。

6、METHOD The title compound was synthesized from p-methylsulfonyl-acetophenone via bromination , condensation and cyclization.───方法以對甲磺?；揭彝獮樵?，經(jīng)溴代、縮合和環(huán)合三步反應合成了產(chǎn)物。

7、typical example is the oxidation of ethylbenzene to prepare acetophenone.───代表性的是乙苯氧化制苯乙酮。

8、When about one-third of the acetophenone has been added, the mixture becomes a viscous ball-like mass that is difficult to stir.───當三分之一的乙酰苯被滴加，反應混合物變成一個(gè)很難攪拌的粘性的球狀團塊。

9、Asymmetric reduction of acetophenone derivatives preparing chiral aromatic alcohol has become a new focus of study.───酮衍生物的不對稱(chēng)還原合成手性醇，制備手性藥物是現在研究的熱點(diǎn)。

苯乙酮摩爾質(zhì)量？

摩爾質(zhì)量:120.15g

苯乙酮，分子式為C8H8O，是一種有機化合物，為無(wú)色或淡黃色液體，不溶于水，易溶于多數有機溶劑。

苯乙酮分子結構：甲基C原子以sp3雜化軌道成鍵，苯環(huán)和羰基C原子以sp2雜化軌道成鍵。苯乙酮能發(fā)生羰基的加成反應、α活潑氫的反應，還可發(fā)生苯環(huán)上的親電取代反應，主要生成間位產(chǎn)物。[1]

是最簡(jiǎn)單的芳香酮，其中芳核（苯環(huán)）直接與羰基相連 。以游離狀態(tài)存在于一些植物的香精油中。[1]