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- hydroxy butanone 羟基丁酮
- They contain one or more functional group such as amide, hydroxy, or carboxy. 它们含有一个或多个功能团如：氨基、羟基、羧基。
- Clean with cloth and butanone and flash with water then take to hospital. 然后用清水清洗。接触眼睛就立即用布条擦去，并用大量清水冲洗，并去医院处置。
- Sodium bisulfate is an excellent catalyst for synthesizing butanone 1,2-propan. 以一水合硫酸氢钠为多相催化剂,由丁酮和1,2-丙二醇反应合成了丁酮1,2-丙二醇缩酮。
- The substance was identified as 22 hydroxy 23, 24 bisnorchol 4 ene 3 one. 待鉴定产物为 2 0 羟基 2 3,2 4 二降胆 4 烯 3 酮。
- The hydroxy proline contents were measured with the chloramine T method. 采用氯胺T法测定羟脯氨酸含量，为心肌胶原总含量。
- In this paper, the preparation of hydroxy ethyl chitosan sulfate was studied. 研究了磺化羟乙基壳聚糖的制备方法。
- In this thesis, the Henry coefficients of DMF, butanone and toluene in DBP were measured. 论文测定了DMF、丁酮和甲苯在DBP中的亨利系数。
- The cold-fust of the plasticzing agent that use it as material is better than the ester of Butanone and Octanol. 以它为原料的增塑剂耐寒性优于丁醇和辛醇的酯类。
- Results Those samples' ingredients are mainly butanone, toluene and gasoline etc. 结果各样品的主要成份为丁酮、甲苯、汽油等，其急性毒性分级均为低毒。
- The kinetics of dehydrogenation of 2-butanol to butanone on Ni-Ultrafine particle catalyst has been studied. 本文研究了镍超细粒子催化2-丁醇液相脱氢反应的动力学。
- An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids. 内酯一种通过从酸的羧基中除去一个水分子而形成的脱水物
- Study on Flavonoids Extraction and Function of Scavenging Hydroxy Free Radical from Lespeda. Dunnii. 春花胡枝子黄酮类化合物的提取及清除羟自由基作用的研究。
- RT-PCR discove r ed mRNA of NSE(neuron specific enolase),Nurr1,Ptx3,Lmx1b and Tyrosine hydroxy lase(TH)were positive. RT-PCR结果显示NSE(neuron specificenolase)、Nurr1、Ptx3、Lmx1b和TH的mRNA均有表达;
- The butanone glycol ketal was synthesized by the reaction of butanone with glycol in the present of the strong-acid cation-exchange resin. 以强酸性阳离子交换树脂为催化剂,通过丁酮和乙二醇反应合成丁酮乙二醇缩酮。
- Objective To study the analysis method of samples including a combination of dimethylformamide, undecane and butanone in the air of workshop. 研究工作场所环境空气中二甲基甲酰胺、十一烷和丁酮混合物一次吸附、一次分离的定量分析方法。
- The forth step is to synthesize 5- hydroxy -5- methyl- 3,4- diphenylisoxazoline. 合成4-（5-甲基-3-苯基异?f唑-4-基）苯磺酰胺是重要的步骤，对其合成方法进行了对比。 采用反应5h的方法进行合成。
- The hydroxy methyl contents of resinous crosslinking agent from different resources were determined. 测定了不同产地的树脂交联剂的羟甲基含量;
- These dual-action deep cleansing towelettes with Alpha Hydroxy,Retinol and Vitamin C unfold to a full size. 含有充足的果酸、松香油和维生素C，具有深层洁肤、双重作用。
- Ethyl chloroformate reacted with both the hydroxy group and the carboxy group of the 17 position. 用氯甲酸乙酯将17位醇羟基和羧羟基同时酰化;
