尼泊金丙酯,propylparaben
1)propylparaben尼泊金丙酯
1.The preparetion and identification of inclusion compounds of β-cyclodextrin with propylparaben;尼泊金丙酯与β-环糊精包结物的制备与鉴定
英文短句/例句

1.The synthesis of propyl p-hydroxybenzoate catalyzed by activated carbon supported para-toluenesulfonic acid活性炭固载对甲苯磺酸催化合成尼泊金丙酯
2.The application study of antiseptic in the moon cake尼泊金酯在蛋黄酥月饼中的应用研究
3.lmprovment of Synthetic Method for an Antiseptic and Antibiotic Agent:Ethyl p-Hydroxybenzoate(Nipagin B)防腐抗菌剂尼泊金乙酯合成方法的改进
4.The usage of complex paraben as antiseptic in the food field尼泊金复合酯作为防腐剂在食品中的应用
5.Research on Heptylparaben-an Efficient Wide-spectrum Food Preservative;广谱高效食品防腐剂—尼泊金庚酯的研究
6.Determination of Nipagin easters in soy sauce by HPLC高效液相色谱法测定酱油中4种尼泊金酯含量
7.Comparison of Etomidate plus Remifentanil with Propofol plus Renmifentanil in Painless Artificial Bortion依托咪酯与丙泊酚合并瑞芬太尼在无痛人工流产中应用比较
8.HPLC determination for related substances and antimicrobial agents content of chloramphenicol eye dropsHPLC法同时测定氯霉素滴眼液中有关物质和尼泊金酯类防腐剂
9.Micellar Electrokinetic Capillary Chromatography Method for Direct Determination of Nipagin Esters in Food胶束电动毛细管电泳法分离测定食品中尼泊金酯的研究
10.Synthesis of Ethyl p-Hydroxybenzoate Catalyzed by Activated Carbon Supported Tungstosilicic Acid under Microwave Irradiation微波辐射活性炭负载钨硅酸催化合成尼泊金酸乙酯
11.Synthesis of Butyl Paraben Catalyzed by Modified Strong Acid Cation Ion Exchang Resin by Cerium Sulfate硫酸高铈改性离子交换树脂催化合成尼泊金丁酯
12.Synthesis and Processing Research of Maleate, Itaconate, Nipagin Esters Catalyzed by Acidic Ionic Liquids酸性离子液体催化马来酸酯、衣康酸酯、尼泊金酯的合成及其工艺研究
13.Application of Etomidate and Propfol Combined with Remifentanil in Total Intravenours Anesthesia乳剂依托咪酯与丙泊酚复合瑞芬太尼用于静脉全身麻醉的临床观察
14.Preventive Effect of Flurbiprofen Axetil on the Pain of Propofol Injection氟比洛芬酯用于防治丙泊酚注射痛的临床观察
15.Propofol Combined Flurbiprofen Ester in Colonoscopy Application丙泊酚联合氟比洛芬酯在肠镜检查中的应用
16.Synthesis of Methyl Propionate from N-propyl Alcohol Using Gold Catalysts;金催化正丙醇氧化制丙酸甲酯的研究
17.Clinical Observation of Induced Abortion with Propofol and Fentanyl Venous Anesthesia丙泊酚、芬太尼静脉麻醉人工流产的临床观察
18.Target-controlled-infusion(TCI) of Propofol and Remifentanil in the Total Intravenous Anesthesia瑞芬太尼复合丙泊酚靶控输注全静脉麻醉
相关短句/例句

Sodium propyl paraben尼泊金丙酯钠
3)Isopropyl 4-hydroxybenzoate尼泊金异丙酯
4)paraben尼泊金酯
1.Comparison of the addition of paraben and sodium benzoate in sauce/vinegar;尼泊金酯与苯甲酸钠在酱油、食醋中应用的探讨
2.Research development on the synthesis of paraben尼泊金酯合成的研究进展
3.The usage of complex paraben as antiseptic has the advantage of extensive pH and high restrain microbe ability in the food field .本文详细介绍了尼泊金酯作为食品防腐剂使用时适应pH值广、抑菌能力强等优点,但其在食品中使用时也存在着如分散性差、有舌麻感等缺点,本文通过合理的尼泊金酯复配,解决了尼泊金酯作为食品防腐剂的上述缺点,并取得了很好的效果。
5)Nipagin esters尼泊金酯
1.Comparison on anticorrosive Nipagin esters in soy sauce and sauce;尼泊金酯在酱油和大酱中防腐效果的研究
2.Preparation of nano solid superacid SO_4~(2-)/Fe_2O_3 used as a catalyst to synthesize nipagin esters;纳米固体超强酸SO_4~(2-)/Fe_2O_3的制备及其催化合成尼泊金酯
3.It showed that this catalyst was reused and regenerated,and excellent one for the synthesis of Nipagin esters.且该催化剂具有良好的重复使用和再生能力,非常适宜合成尼泊金酯。
6)Nipagin ester尼泊金酯
1.This paper introduces the properties, applications and syntheses of Nipagin ester, and its production situation at home and abroad.介绍了尼泊金酯的性质、应用与合成方法以及国内外生产情况。
延伸阅读

尼泊金丙酯 俗名尼泊金丙酯。无色或白色粉末。几乎无嗅,稍有涩味。分子量180.21。熔点95-98℃。极微溶于水。溶于乙醇、丙二醇。 生产方法:主要采用酯化法。由苯酚钾在加压下与二氧化碳反应先制成对羟基苯甲酸。然后与丙醇在硫酸催化剂存在下进行酯化反应,最后经洗涤、脱色、重结晶、离心脱水、干燥而得。 用途:化妆品防腐剂。属酚类防腐剂。添加量0.1%-1.0%。通常与尼泊金丁酯混合使用,具有良好的加成性和协同性。