查询词典 hydroxy-acetophenone

He dissolution mechanism of α-TCP cement may be considered as dissolution and reprecipitation of defective calcium hydroxy-apatite hydrated from α-TCP.

CP骨水泥固化体在生理盐水中，溶解动力学方程为：y=-ln(1-x)=kt〓；溶解活化能为9.87kJ/mol，其机理是α-TCP水化形成的缺钙羟基磷灰石溶解再沉积的过程。

Objective:To observe the effect of Hydroxy Safflor Yellow A on the growth and generation of human umbilical vein endothelial cells with the stimulus of HepG2 tumor cell conditioned medium.

目的：研究羟基红花黄色素A对人肝癌细胞株(HepG2)培养上清液诱导的人脐静脉内皮细胞增殖的抑制作用。方法：原代培养HUVEC，传至第3-6代进行实验。

With hydroxy safflor yellow A as the standard, the conditions of extracting yellow pigment were discussed, including extraction solvent, extraction temperature, extraction time and the volume of extraction solvent.

方法］以羟基红花黄色素A为对照品，对萃取红花黄色素影响因素，包括提取剂，提取温度、提取时间、提取溶剂体积等进行单因素的考察。

Results Six compounds were isolated and identified as:5α,8α-epidioxy-(22E,24R)-ergosta-6,22-dien-3β-ol,scopoletin,isofraxidin,p-hydroxy benzaldehyde,3,4,5-trimethoxy benzoic acid,protocatechuic acid ethyl ester...

结果得到6个化合物，分别鉴定为：5α，8α表二氧(22E，24R)麦角甾6，22二烯3β醇、东莨菪素、异秦皮啶、对羟基苯甲醛、3，4，5三甲氧基苯甲酸、原儿茶酸乙酯。结论化合物Ⅰ～Ⅵ均为首次从该属植物中分离得到。

The title compound was synthesized from shikimic acid via eight steps, including esterification of acid, proctection of hydroxy etc., and partial procedure was modified for easy industrialization.

本论文参考文献方法，以莽草酸为原料，通过酯化，丙酮叉保护等六步反应合成了目标化合物，并对部分反应条件进行了优化。

First, 4-(2, 3-epoxypropoxyl) benzaldehyde was obtained by reaction of 4-hydroxy benzaldehyde and epichlorohydrin. Then, the Wittig reaction was carried out to convert EBD to styryl glycidyl ether.

首先用对羟基苯甲醛和环氧氯丙烷反应制备4-(2， 3-环氧丙氧基)苯甲醛，然后通过Wittig反应将醛基转化为乙烯基得到含环氧基团的功能性单体苯乙烯基环氧丙基醚，最后用ATRP方法聚合单体SGE得到含环氧侧基的聚苯乙烯。

Two new active esters of acrylic acids monomers, N-p-acryloxybenzoyloxy succini-mide and N-p-methacryloxybenzoyloxy succinimide have been synthesized and polymerized.ABOSu and MBOSu were prepared by coupling of p-acryloxybenzoic acid or p-methacryloxybenzoie acid with N-hydroxy succinimide in the presence of dicyclohexylcarbodimide.

新的丙烯酸活性酯，N-(对甲基丙烯酰氧苯甲酰氧基)丁二酰亚胺及N-丁二酰亚胺单体分别由对甲基丙烯酰氧基苯甲酸、对丙烯酰氧基苯甲酸与N-羟基丁二酰亚胺在环已基羰二亚胺存在下经偶联反应合成。

With land area of 2,800M2 and completed quality supervision test instrument, its annual sales amount reaches 30,000,000 RMB. Its main products, Succinimide,butanimide,2.5-diketopyrrolidine;N-bromobutanimide or N-bromosuccinimide;N- chlorosuccinimide (N-chlorobutanimide);Bromoacetonitrile,Bromomethyl cyanide; Quinoline;P-Bromophenol;4-Bromophenol;N.N'- dicyclohexylcarbodiimide;S-3-Hydroxy-γ-Butyrolactone;2.3-Dihydrofuran;Ammonia water, Ammonium hydroxide; sell well in the US, South Korea, Europe and other countries and are praised highly by all clients.

占地面积2800M2，年销售额3000万元，公司拥有完备的质量监测检验仪器和手段，主要产品有：琥珀酰亚胺、N-溴代琥珀酰亚胺、N-氯代琥珀酰亚胺、溴乙晴、喹啉（95%）、喹啉（ 98%）、对溴苯酚、N.N'-二环已基碳化二亚胺、s-3-羟基-γ-丁内酯、2.3-二氢呋喃、氨水、氢氧化胺，产品远销美国、韩国、欧洲等国家和地区，深受用户青睐。

The glycyrrhizic acid antigen is prepared through the process including following steps: dissolving glycyrrhizic acid in N, N-dimethyl formamide, dioxane or dimethyl sulfoxide, heliophobically adding N-hydroxy succinimide, reacting with dicyclohexylcarbodiimide at 0-10 deg.c for 2-5 hr; and reacting with carrier protein at normal temperature for 4-6 hr to obtain glycyrrhizic acid antigen.

本发明所提供的甘草酸抗体，是用甘草酸抗原免疫动物，然后从被免疫动物的血清中分离得到的；所述甘草酸抗原按如下过程制备：先将甘草酸溶解在N，N-二甲基甲酰胺、二氧六环或二甲基亚砜中，避光加入N-羟基琥珀酰亚胺，然后在0-10℃条件下与二环己基碳二亚胺反应2-5小时；接着与载体蛋白常温反应4-6小时，得到甘草酸抗原。

Cells in the induction group were treated with L-DMEM consisting of 10% fetal calf serum and 10 μg/L basic fibroblast growth factor for 24 hours, then induced with L-DMEM consisting of 2% dimethyl sulphoxide and 200 μmol/L butyl hydroxy anisol for 1, 3 and 5 hours.

设立2组，诱导组用含10%胎牛血清和10 μg/L成纤维生长因子的L-DMEM培养基预诱导24 h后，再以含2%二甲基亚砜和200 μmol/L丁羟基茴香醚的L-DMEM无血清培养基诱导1，3，5 h。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。