乙酸的

Methoxycarbonyl-4-(4-methoxyphenyl )-6-methyl-3, 4-dihydropyrimidine-2(1H)-one was synthesized from anisaldehyde, methyl acetoactate and urea in presence of HF-1O1 strong acidic ion-exchange membrane.

在HF-101强酸性离子交换膜的存在下，由对羟基苯甲醛、乙酰乙酸甲酯与脲一步合成了5－甲氧羰基－4－（4－甲氧苯基）－6－甲基－3，4－二氢嘧啶－2(1H)－酮。

The invention provides an acetate type antiphlogistic medicine, in particular the oral medication composition of ketorolac comprising a core, pharmaceutical film (including medicament, adhesive and cracking layer) protecting layer, and a casing foil.

本发明提供含乙酸类非甾体消炎药、特别是酮咯酸的口服药物组合物。该药物组合物包括核、药物层(含有药物、粘合剂、及崩解剂)、保护层、及肠溶衣层。

Results The free gastric acid and quantity of total gastiric acid was significantly reduced under action of arecoline hydrobromide.

结果氢溴酸槟榔碱可显著减少胃游离酸及总酸量，降低胃蛋白酶活性；对小鼠应激性胃溃疡、大鼠乙醇型胃溃疡、大鼠乙酸型胃溃疡等具有明显的抑制和保护作用。

Results: Using of handy infrared gas spectrometer, the ammonia, sulphur dioxide, acetone, butanone, ethyl acetate, chloroform, benzene, toluene, methyl alcohol, ethyl alcohol, isopropanol, and other harmful gases can be carried out quickly Online Testing. The arsine, hydrogen chloride, hydrogen cyanide, hydrogen sulfide can not be detected online.

结果：可利用便携式红外气体分析仪对氨、二氧化硫、丙酮、丁酮、乙酸乙酯、氯仿、苯、甲苯、甲醇、乙醇、异丙醇等有害气体可进行快速的在线检测，不能对砷化氢、氯化氢、氰化氢、硫化氢进行快速在线检测。

Aim To synthesize methyl 2-(4-methoxyphenyl)-2-oxoacetate from the ascidian Polycarpa aurata.

目的合成从太平洋海鞘 Polycarpa aurata中提取的天然产物2-(4-甲氧基苯基)-2-氧代乙酸甲酯。

It has also been proved that azotobacter CN-2 has a property of secreting hormone material similar to IAA.

固氮菌CN-2还具有分泌吲哚乙酸类植物激素的功能。

Through to extract and separate fir benzine extracturm,it is receive bornyl acetate , initially study the separation craft technologies.

通过对巴山冷杉石油醚浸膏的提取分离得到了乙酸龙脑酯，初步探索了其提取分离工艺。

In the precence of the base catalyst KF/Al2O3, the one - pot reaction of 2 -hydroxybenzaldehyde or 2 - hydroxynaphthaldehyde with ethyl α- bromoacetate,α-bromoacetophenone , 1,4 - dichloromethylbenzene , 4,4'- dichloromethylbiphenyl and 1,5 -dichloromethylnaphthalene gave the benzofuran compounds in 38-89% yield.

本文报道用 KF/Al_2O_3作为碱催化剂，由水杨醛或2-羟基-1-萘醛分别和α-溴代乙酸酯、α-溴代苯乙酮、苄基氯、4，4'-二氯甲基联苯和1，5-二氯甲基萘等进行一锅化缩合反应，以38～89％的产率合成了14种芳并呋喃化合物。

The bivalent radical CO.Indocin is the trade name of this nonsteroidal anti-inflammatory drug.

氯苯基甲氧基甲基吲哚乙酸是一种非固醇抗炎药物的商标名称。

The main contents are:(1) The polarized laser Raman spectra of acetone, methyl alcohol, alcohol, ethylene glycol, formamide, acetonitrile, acetic acid, Chloroform, Methylene chloride, and Bromoform are measured in the experiment.(2) The depolarization ratio of Raman shift in the measured spectrum are

主要的结果有：得到了丙酮分子9条喇曼谱线、甲醇分子5条喇曼谱线、乙醇分子9条喇曼谱线、乙二醇分子7条喇曼谱线、甲酰胺分子8条喇曼谱线、乙腈分子8条喇曼谱线、乙酸分子8条喇曼谱线

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。