氯酸酯

Results: The proportion of Gram-negative bacilli rose obviously, so did the opportunistic pathogen's and Yeasts detected rate. Most drug sensitive tests showed the drug-fast rate turned to be high. Escherichia coli, Salmonella and Citrobacter resistant and so on to fluoroquinolones was 57%~97%. These bacteria to imipenem showed excellent activity. Meticillin-resistant-staphylococcus resistant to ciprofloxacin, norfloxacin, clindamycin, tetracycline, erythromycin, cefazolin and ampicillin were 40.9%, 42.4%, 63.6%, 72.2%, 85.9%, 100.0% and 100.0%, respectively Streptococcus and Enterococcus resistant to major β-lactams-penicillin, aminoglycosides, macrolides, tetracyclines and sulfonamides were between 36.0% to 100.0%.

结果：革兰阴性杆菌比例显著升高，条件致病菌和酵母样真菌检出机会显著增多；药敏结果显示多数临床细菌对常用抗生素的耐药趋势在不断上升；大肠埃希菌、沙门菌和枸橼酸杆菌等革兰阴性杆菌对喹诺酮类药物的耐药率达57%~97%，亚胺培南则对阴性杆菌有较高的敏感覆盖率；耐甲氧西林葡萄球菌对环丙沙星、诺氟沙星、氯洁霉素、四环素、红霉素、头孢唑啉和氨苄西林的耐药率分别为40.9%、42.4%、63.6%、70.2%、85.9%、100.0%和100.0%；链球菌和肠球菌对多数β内酰胺类青霉素、氨基糖苷类、大环内酯类、四环素类以及磺胺类药物均呈高度耐药，耐药率在36%~100%。

METHODS: With formamide as dispersing agent, agarose was sulfated with the method of chlorosulfonic acid-pyridine.

以琼脂糖为原料，甲酰胺为分散剂，通过氯磺酸吡啶法制备了硫酸酯化琼脂糖。

Second, among the seven yeast strains investigated, Rhodotorula gracilis AS 2.499 exhibited the highest activity and stereo-selectivity to tert-butyl-6-chloro-5-hydroxy-3-oxohexanoate.

其次，从实验室保藏的七株酵母菌株中筛选出对-6-氯-5-羟基-3-羰基己酸叔丁酯具有较高还原能力的菌株——Rhodotorula gracilis AS 2.499。

It was reported that the synthesis of isopropyl chloroacetate catalyzed by p toluenesulfonic acid supported on activated carbon under microwave irradiation.

报道了用活性炭固载对甲苯磺酸作催化剂，微波辐射法合成氯乙酸异丙酯。

Phosphotungstic acids (PW12) supported on activated carbon were prepared, characterized by XRD, IR and N2 adsorption, and used as the catalyst for synthesis of n-amyl chloroacetate.

制备了活性炭为载体负载型磷钨酸催化剂，并采用XRD、IR、N2吸附等手段进行了表征。将其用作合成氯乙酸正戊酯催化剂。

Isooctyl chloroacetate was synthesized by chloroacetic acid and isooctyl alcohol with methyl benzenesufonat as catalysts under the irradiation of microwave.

在微波辐射下，以对甲苯磺酸为催化剂合成氯乙酸异辛酯。

Gold nanoparticles were prepared with chemical reduction method and the size was controlled via adjusting the molar ratio of citric acid to chloroauric acid.

采用柠檬酸钠还原氯金酸法制备金溶胶，以正硅酸乙酯为硅源，氨水作催化剂，制备以金为核，二氧化硅为壳的核壳纳米粒子。

In order to find biologically active urea compounds,seven new N-[5-(3-pyridyl)-1,3,4-thiadiazol-2-yl]-N'- urea derivatives were synthesized by the reaction of 2-amino-5-(3-pyridyl)-1,3,4-thiadiazole with aroylazides,which were prepared starting from carboxylic acids,ethyl chloroformate and sodium azide by one-pot procedure.

为了寻找高生物活性的脲类化合物，通过2-氨基-5-(3-吡啶基)-1，3，4-噻二唑与酰基叠氮化物反应，设计合成了7个新的N-[5-(3-吡啶基)-1，3，4-噻二唑-2-基]-N'-取代苯基脲，其中芳酰基叠氮化物是以芳酸、氯甲酸乙酯、叠氮化钠为起始原料采用&一锅法&所制得。

In this Ph. D. dissertation, reverse microemulsion method was fully used infabricating and modifying polyacrylamide with functional and high-relative moleculeweight. The copolymerization of 2-acrylamide-2-methylpxopanesulfonic acid, fluorescent monomer 4-methoxy-N-(2-N\', N\'-dimethylamino ethyl)naphthalimide alkyl chloride quaternary ammonium salt, fluorescentmonomer 4-(N\'-methyl-1-piperazinylallyl)-N-butyl-naphthalimide chloride quaternaryammonium salt, Cationic monomer dimethylethylammonium bromide and hydrophobical monomer octadecylacrylate with acrylamide and properties of the copolymers werestudied. The interaction between five polymers and Al_2O_3(012) crystal surface have beensimulated by Materials Studio 3.0 program package, binding energies and non-bondinteraction energies and deformation energies have also been acquired.

本文以制备具有较高相对分子质量和功能型PAM为研究目的，将反相微乳液法运用到其制备及改性的有关环节，通过反相微乳液聚合工艺，将几种改性功能单体2-丙烯酰胺基-2-甲基-丙磺酸、荧光单体2-(4-甲氧基-1，8-萘二甲酰亚胺基)-乙基二甲基烯丙基氯化铵、荧光单体4-(N'-甲基-1-哌嗪基)-N-丁基-1，8-萘烯丙氯季铵盐、阳离子单体丙烯酰氧乙基-二甲基-乙基溴化铵和疏水单体丙烯酸十八酯与AM共聚，制备AMPS改性PAM、荧光示踪型PAM、阳离子单体DMB改性PAM和OA改性PAM等四类不同功能单体改性PAM，并研究其应用性能。

A key intermediate of abacavir, named N-(2-amino-4,6-dichloro-5-pyrimidinyl) formamide was synthesized from diethyl malonate and guanidine hydrochloride. This method suits to industry for large scale. The materials are easy to get and very cheap.

2-氨基-4，6-二氯-5-甲酰氨基嘧啶是合成阿巴卡韦的关键中间体，本文拟以丙二酸二乙酯和盐酸胍为起始原料合成这一关键中间体，具有原料来源广，适合大规模生产等优点。

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。