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acetone

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acetone

英音:/'æsɪtəʊn/美音:/'æsɪton/ 全球发音: 生词本: 添加笔记:
有奖纠错
| 划词
n. [化]丙
形容词: acetonic
acetone cyanohydrin [化]丙氰化氢

Benzylidene acetone exports accounted for first in the country.

苄叉的出口量占全国第一。

Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.

通过过一硫酸,成了新型高效的氧化剂二甲二氧环烷。

The freshly abraded specimen must then be washed in industrial spirit and Analar acetone.

然后,研磨好的新鲜试样必须在工业酒精及纯丙中洗涤。

Benzaldehyde and acetone used as materials,the benzylidene acetone is synthesized in the presence of potassium fluoride on alumina.

以苯甲醛为原料,氟化钾氧化铝作催化剂成了苄叉丙

Methods The eyeballs of rat were fixed in the improved fixative solution mixed with paraform,glacial acetic acid and acetone.

方法将大鼠眼球投入由多聚甲醛、冰醋酸组成的改良固定液中固定后制成石蜡切片,经HE染色后在显微镜下观察。

Carbon tetrabromide was prepared from acetone and sodium hypobromite by adding tetrabutylammonium bromide.The yield and purity were very satisfactory.

向次溴酸钠溶液中滴加适量的丙,在四丁基溴化铵催化下,高产率得四溴化碳。

Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

以乙为原料,用强酸性离子交换树脂代替浓硫酸作为催化剂,直接酯化成乙酰丙的中间体乙酸异丙酯。

The rearrangement of acetone oxime in the Beckmann solution involves three acetic acid molecules and one proton (present as an oxonium ion).

模拟表明,有三个乙酸分子一个质子(以氧鎓的形式纯在)参与了

However, other solvents, such as acetone and trichlorotrifluoroethane, were not and the procedure was adequate for recovering a known inoculum of spores.

不过其他溶剂(如三氯三氟乙烷)就不会,操作适用于回收孢子接种物。

In this paper we studied the simple history,principle,process and selective method of carrier and medium of production of acetone and butanol with fermentive method of clostridium aceto-butylicum.

本文研究了丙丁菌发酵法生产丁醇的简史、原理、过程,以及载体培养基的选择方法。

(Sweet legumin of 2) heparin and benzyl acetone: Can improve Gao Ning position of blood, and prevent kidney spherule sclerosis and new moon bodily form to become.

( 2)肝素与苄丙香豆素:可以改善血液的高凝状态,而防止肾小球硬化及新月体形成。

The release patterns of norgestrel in NRID in vivo were simulated after the norgestrel in NRID was dissolved by acetone and the rest of norgestre was determined by Ultraviolet Ray Spectrometer.

在实验室用丙溶解,并用紫外线分光光度仪测定每枚NRID内炔诺剩余量,计算每枚NRID内炔诺释放量,模拟分析NRID主成分炔诺在山羊体内的释放规律。

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相似单词


acetonaemia, acetonaphthone, acetonasthma, acetonate, acetonation, acetone, acetone body, acetonemia, acetonglycosuria, acetonic,
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