Objective: To establish a HPLC method for the determination of three constituents: including cinnamal-dehyde, cinnamic acid and 2-methoxy-cinnamaldehyde in Ramulus Cinnamomi. 目的:建立HPLC法测定桂枝中桂皮醛、栓皮酸和邻甲氧基栓皮醛的含量。
Investigation on in vivo metabolism of 6-methoxy n-butyl phthalide 6-甲氧基正丁苯酞的体内代谢转化研究
Total 28 compounds are divided into four different categories: methoxy-substituted, hydroxyl-substituted, acetic acid ( acetic acid ethyl ester), Mannich base of hydroxyl-and dihydroxyl-analogues. 28个化合物分为四种不同结构:甲氧基取代,羟基取代,乙酸(乙酸酯)类和Mannich碱。
Syntheses and Characterization of a Series of 4-( Methoxy Substituted-Benzoyl)-PMP and the Extraction of U(ⅵ) with the Compounds 4-(甲氧基取代苯甲酰基)-PMP的合成、表征及其对铀(Ⅵ)的萃取性能研究
A new Process for the Manufacture of 3-Amino-4-methoxy-acetanilide 3-氨基-4-甲氧基乙酰苯胺合成新工艺
Study on Linear and Nonlinear Optical Properties of Three Methoxy Four Hydroxy Benzaldehyde 三甲氧基-四羟基苯甲醛(MHBA)的线性及非线性性能
Synthesis of 3-Methoxy-4-hydroxymandelic Acid Catalyzed by Solid Acid 固体酸催化合成3-甲氧基-4-羟基苯乙醇酸
Methods: Retrospective analysis of 99m Tc methoxy isobutylisonitrile ( MIBI) myocardial perfusion single photon emission computed tomography ( SPECT) in 18 cases with MI and normal coronary artery angiogram. 方法:回顾总结了18例冠状动脉造影正常的心肌梗塞患者99m锝-甲氧基异丁基异腈(99mTc-MIBI)静息心肌断层显像。
A RAPID METHOD FOR THE MICRODETERMINATION OF METHOXYL GROUP Synthesis of the 1-methoxy-2-propanone 1-甲氧基-1-烷硫基丙烷的合成甲氧基的快速微量测定法
Crystal Structure of Bis ( 3-methoxy-4-hydroxy) Benzaldehyde Dihydroxide Zinc(ⅱ) Complex 双(3-甲氧基-4-羟基)苯甲醛合氢氧化锌配合物的晶体结构
More than 100 organic compounds were detected from products, most of which are oxygen-containing ones, especially methoxy-and/ or ethoxy-containing ones. 在醇解产物中检测出百余种有机化合物,主要是含氧有机化合物,尤其是含甲氧基或乙氧基的有机化合物。
In this paper, including as follows: ( 1) m-cresol as raw material reacted with chloromethyl methyl ether to generate methoxy-( 3-methyl) anisole in different solvents. 本文研究内容如下:(1)以间甲酚为原料,与氯甲基甲醚在不同溶剂中反应生成甲氧基-(3-甲基)苯甲醚。
Naproxen and its inclusion compound by 13C-NMR spectra showed that the methoxy carbon by the end of the shielding effect of a larger, may have entered into the β-cyclodextrin cavity. 通过萘普生及其包合物的13C-NMR谱表明甲氧基端碳受到的屏蔽效应更大,可能已经进入到β-环糊精的腔内。