ketone

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。

This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.

本文综述了光精细化学品的开发生产进展,包括二苯、氯代酯、异氰酸酯、酰氯、碳酸酯化合物。

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（ITX）的微量残余。

Composition of 1,8 - cineole (80%), camphene, phellandrene, Terpineol acetate, geraniol, isoamyl aldehyde, citronellal, and pepper ketones.

组成1,8-桉叶素（80%以上）、莰烯、水芹烯、萜品醇、乙酸香叶醇、异戊醛、香茅醛和胡椒等。

Methods A serials of thiosemicarbazones were synthesized by utilizing aromatic aldehyde,aromatic ketone and thiosemicarbazide in aqueous solution under ultrasound irradiation.

目的利用超声技术和水相体系相结合的绿色合成法优化缩氨基硫脲的合成条件,扩展超声技术在有机合成中的应用范围。

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、酯、萜和物质为主。

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、、酯羰基、芳香、醛羰基等含氧基团或者从无到有，或者官能团数量不断增加。

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。

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—体，取代了通常的糖，开始为大脑的新陈代谢功能。因此术语称之为生饮食。

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。

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.

本文由链状醛的烯胺与己二酰氯反应合成两个新的4-吡喃衍生物。

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膳食时肝脏产生的化合物――体来浸泡脑片。