2.OBJECTIVE To synthesis 5-bromide benzofuran ketone,the key intermediate of citaopram.
目的合成抗抑郁药西酞普兰中间体5-溴苯酞。
3.(3)吡唑酮类:保泰松、氨基比林。
(Ketone of 3) Bi Zun: Protect Tai Song, aminopyrine.
4.any monosaccharide sugar that contains a ketone group or its hemiacetal.
任何一种含有酮基或其半缩醛的单糖。
5.This review summarizes the state of the art of the coupling of the enolate of ketones,focusing on the stereoselectivity of the process.
综述酮烯醇盐化二聚反应的规律,重点是立体选择性的过程;
6.o-chlorophenyl cyclopentl ketones were prepared with cyclopentene and o-chloro-benzoyl chloride.
邻-氯苯基环戊基酮是以环戊烯与邻-氯苯甲酰氯为原料制备的;
7.Last year in Germany found in different sportswater isopropylation photics tons of ketone (ITX) of microamounts.
去年在德国发现不同的饮料中有异丙基噻吨酮(ITX)的微量残余。
8.The invention relates to the synthesis method of ketone compounds, particularly the synthesis method of tetralone.
本发明涉及酮类化合物的合成方法,特别是四氢萘酮的合成方法。
9.Used as a component of solvents in the process of the azeotropism, and could partly replace toluene, xylene and methyl isobutyl ketone (MIBK).
由于它适度的挥发性和良好的透作用,可以用作药物吸收的促进组分;
10.This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.
11.The invention is applied to the catalytic reactions such as aromatic ketone unsymmetrical hydrogen transfer reaction and can achieve very high yield and enantiotropic selectivity.
此发明应用于芳香酮的不对称氢转移反应等的催化反应中,可以得到很高的产率和对映选择性。
12.At the same time, some other oxycompound groups, such as carbonyl group, aldehyde group and ketone group, appear or increase with temperature rising.
与此同时,醛、酮、酯类羰基、芳香酮、醛类羰基等类含基团或者从无到有,或者官能团数量不断增加。
13.The syntheses of two new derivatives of 4 - pyrone, by the reaction of adipyl choloride with enamines deriving from chain ketones and aldehydes, are described.
本文由链状醛酮的烯胺与己二酰氯反应合成两个新的4-吡喃酮衍生物。
14.The results showed that the main compound categories of aromatic components were alcohols, esters, terpenes and ketones for all half-highbush blueberry cultivars.
结果表明,半高丛越橘以醇类、酯类、萜类和酮类物质为主。
15.Instead of being fueled by sugar, as it usually is, it begins to metabolize fat-derived molecules called ketone bodies, hence the term ketogenic diet.
由脂肪转变而来的分子—酮体,取代了通常的糖,开始为大脑的新陈代谢功能。因此术语称之为生酮饮食。
16.Examining the channels in mouse brains, the researchers infused brain slices with ketone bodies, chemicals produced by the lier when the body is on the ketogenic diet.
在对鼠脑进行的通道研究中,研究者们用机体在生酮膳食时肝脏产生的化合物――酮体来浸泡脑片。
17.It has been demonstrated that the methods are successfully used for QSRR studies of quinazoline derivatives, alkypyridine, haloid alkane, ketone, alcohol, sulfur alcohol compounds.
此方法中各参数物理意义明确,计算简便。
18.Methods A serials of thiosemicarbazones were synthesized by utilizing aromatic aldehyde,aromatic ketone and thiosemicarbazide in aqueous solution under ultrasound irradiation.
19.It was discussed that polymer-supported tribromo oxidized primary alcohols and simply thers to esters. benzylalcohol to benzaldehyde. second alcohols to ketones.α,-dids and cycle ethers to lactones.