醇酚

Color reaction was performed in organic solution-salt solution biphasic system. The organic solution was 1,2-Dichloroethane-Isoamyl alcohol mixture (V/V=96:4) added Bromophenol blue (per 100 mL added 0.05 g). The salt solution was 55%K2HPO4 aqueous solution added Na3CO3 (per 100 mL added 14 g), under the temperature of color reaction between 12℃ to 25℃.

显色反应在有机溶液－盐溶液两相体系中进行，有机溶液为每100 mL 1，2-二氯乙烷－异戊醇混合溶液（体积比96：4）加入0.05 g溴酚蓝，12~25℃显色反应条件下，盐溶液为每100 mL 55%K2 HPO4水溶液加入14 g Na2CO3。

Bis-(2,3-dibromo-4,5-dihydroxy-phenyl)-methane is a natural bromophenol with significant inhibition against PTP1B IC_(50=2.4μmol/L, which was isolated from the ethanol extract of red algae Rhodomela confervoides.

双-(2，3-二溴-4，5-二羟基苯基)-甲烷是从松节藻醇提物中分离鉴定出的溴酚类化合物，体外活性筛选发现，它具有极强的蛋白酪氨酸磷酸酶1B(PTP1B)抑制活性IC_(50=2.4μmol/L。

In order to find out the active components, the analysis on chemical composition of the leaf from Broussonetia papyrifera uangyechu through the technology of test tube and paper chromatography were accomplished. The results showed that the leaf contains phenols, amino acids, proteins, polypeptides, saponins, flavonoids and its saponins, sterols, and triterpenes.

为研究光叶楮叶中的化学成分，采用试管法和圆形滤纸层析法对其进行测定，结果表明：光叶楮叶片含有酚性成分、氨基酸、蛋白质、多肽、皂苷、黄酮及其苷类、植物甾醇、三萜等多种化学成分。

Purified water, octyl palmitate, castor oil phosphate, triethoxycaprylylsilane, glyceryl stearate, peg-100 stearate, isopropyl palmitate, cetearyl alcohol, vegetable glycerin, phenoxyethanol, benzyl alcohol, potassium sorbate, tocopherol, stearic acid, certified organic aloe barbadensis extract, certified organic lavandula angustifolia extract, avena sativa kernal flour, certified organic helianthus annuus seed oil, panthenol (vitamin B5), certified organic simmondsia chinensis seed oil, polysorbate 60, allantoin, certified organic chamomilla recutita flower extract, potassium cetyl phosphate, and xanthan gum.

纯水、辛基棕榈酸酯、蓖麻油磷酸盐、triethoxycaprylylsilane、硬脂酸锌，异丙酯、peg-100棕榈酸、cetearyl酒精、蔬菜甘油、萃取物、苯甲醇、山梨酸钾、生育酚、硬脂酸、有机认证索芦荟精华、有机认证此提取物、淡紫色沙枣阿韦纳处理(燕麦粉、有机认证的核心annuus的向日葵籽油、维他命原B5、泛醇经认证的有机simmondsia羊(霍霍巴籽油、polysorbate 60、尿囊素、有机认证chamomilla recutita洋甘菊三叶草萃取物、钾cetyl磷酸盐、黄原胶。

Objective To set up a quantitative determination method of HPLC for four components in the chromone fraction of Saposhnikovia divaricataTurcz.

目的建立防风色原酮部位中4种成分升麻素苷、升麻素、5-O-甲基维斯阿米醇苷和亥茅酚苷的高效液相色谱含量测定方法。

Quercetin,a flavonol with o-dihydroxy-benzene wasdetermined as one of major pigment of 'Concolor' wintersweet petal.

经鉴定，具邻二酚羟基的黄酮醇――槲皮素为蜡梅花瓣主要色素之一，并测定了其动态。

To prepare O-dihydroxybenzene with cyclohexene, trans-1.2- cyclohexanediol is a very important organic intermediate.

1，2-环己二醇是制备邻苯二酚的一个重要的有机中间体。

The polymerization reacts from the inverse emulsion . Selecting white oil as continuous medium , Span60 and TX-10 as the complex emulsifier , AM-01﹑(NH4)2S2O4 and NaHSO3 as new-type complex initiator , the copolymerization of dimethylamino ethyl acrylate methyl chloride/acrylamide was developed . The effects of the concentration of monomer﹑emulsifier and initiator﹑ temperature﹑reaction time and pH on the molecular weight﹑intrinsic viscostity﹑conversion ratio and cation degree of copolymer were studied .

以反相乳液为初始聚合体系，油酸失水山梨醇酯Span60和辛基酚聚氧乙烯醚TX-10构成复配乳化剂，白油为连续介质，AM-01、过硫酸铵和亚硫酸氢钠组成新型复合引发体系，进行丙烯酰胺/（2-甲基丙烯酰氧乙基）三甲基氯化铵的反相准微乳液共聚合，研究了单体浓度、乳化剂、反应温度、反应时间、pH等因素对聚合产品分子量、特性粘数、转化率及阳离子度的影响。

It can be widely used to get rid of toluene,dimethylbenzene,and hydroxybenzene,and ester,and hydroxyketone,and aldehyde as well as bad smell and other gases containing small heavy metal.

可广泛用于处理含有甲苯、二甲苯、苯等苯类、酚类、酯类、醇类、醛类等达式有机气体及恶臭气体和含有微量重金属的低浓度、大风量的各类气体。

RESULTS: Dryopteris Crassirhizoma Nakai after being curshed has the maximum in the yield, the total phenol of carbonized products, the water extract and alcohol extract.

结果 ：生品出膏率，炭品总酚类、水浸出物、醇浸出物含量均以切碎品最高。

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。