Preparation of biovanillin was carried out in a perstractive polydimethylsiloxane(PDMS) membrane bioreactor(MBR) to couple its reaction and separation.
用以硅橡胶复合膜为核心的萃取式膜生物反应器对生物香草醛进行了生产分离耦合化的研究。
It was not necessary to extract the formaldehyde derivative from the reaction solution by organic solvent.
研究了直接用于液相色谱测定甲醛与 2 ,4 二硝基苯肼的反应条件 ,使反应在弱酸性和 5 0 %的乙腈条件下进行 ,反应产物甲醛衍生物不需要有机溶剂萃取 ,可直接用于液相色谱分析 ,避免了萃取过程的损失。
A rosin derivate dispersant was synthesized using sodium styrene sulfonate (SSS),acrylic acid and a rosin derivate (MPAHEMA) as monomers.
以苯乙烯磺酸钠(SSS)、丙烯酸(AA)、松香衍生物(MPAHEMA)为单体合成了一种新型共聚物分散剂。
Synthesis of salicylaldehyde derivatives and salen ligands
几种水杨醛衍生物和Salen配体的合成
The Study on Poly Alcohol Acetal Derivatives as Low Molar-mass Organic Gelator;
有机低分子凝胶因子多元醇缩醛衍生物的研究
Study on the Synthesis、Reacting System of Novel Derivatives of Di-N-oxoquinoxaline Formaldehyde and Their Biological Activity;
二氮氧化喹喔啉甲醛衍生物合成、反应体系及生物活性研究
Oxygenation of Cobalt (Ⅱ) Complexes with Schiff Bases Derived from Benzaldehyde Derivatives and Polyamine;
苯甲醛衍生物缩多胺Schiff碱钴（Ⅱ）配合物的氧合性能研究
The Syntheses, Characterization, Structure and Property Studies of Schiff Base Metal Complexes Constructed Through Derivatives of Salicylaldehydes;
水杨醛衍生物Schiff碱金属配合物的合成、表征、结构和性质研究
The Syntheses, Characterization and Property of Schiff Base Metal Complexes Constructed Through Derivatives of Salicylal and 1, 3-Proplenediamine;
水杨醛衍生物缩丙二胺Schiff碱金属配合物的合成、表征和性质研究
Study on the Synthesis and Herbicidal Activity of Novel Derivatives of Di-N-oxide Quinoxaline Formaldehyde;
二氮氧化喹喔啉甲醛衍生物的合成及除草活性的研究Ⅰ
Synthesis and Application of Schiff Base Derivatives of Dialdehyde Starch;
双醛淀粉Schiff碱衍生物的合成与应用
Market and Production of Acetaldehyde and Its Derivatives
乙醛及其衍生物的生产技术发展及市场前景
Market and Production of Acetaldehyde and its Derivates;
乙醛及其衍生物的生产技术发展及市场应用
Synthesises and Study of Crystal Chemistry on Benzylidene-aniline Derivatives;
苯甲醛缩苯胺衍生物的合成与晶体化学研究
The Effect of α-C Octanoyl Acetal Sodium Sulfite Derivatives on the Function of Macrophages;
辛酰乙醛α-C衍生物对巨噬细胞功能的影响
Synthesis of 6-Alkyl-2-pyridinecarboxaldehydes and Their Schiff Base Derivatives
6-烷基-2-吡啶甲醛及其希夫碱衍生物的合成
Study on Synthesis of Benzaldehyde and Its Derivatives by Indirect Electrooxidation with On-Line Ultrasound;
在线超声间接电氧化合成苯甲醛及其衍生物的过程和机理研究
Sonoelectrosynthesis of Benzaldehyde and Its Derivatives with Mid-valence Manganese as Medias;
以中间价态锰为媒质超声间接电氧化制备苯甲醛及其衍生物
The Synthesis of 1, 2-O-isopropylidene-α-D-pentadialdo-1, 4-furanose and Oxime Derivatives;
1，2-O-异丙叉基-α-D-戊二醛-1，4-呋喃糖及其肟衍生物的合成
The Catalytic Aminolysis of Dithioacetals and Its Application in the Elaboration of Tetronic Acid Derivatives;
硫缩醛的催化胺（氨）解反应及其在特窗酸衍生物修饰中的应用
Synthesis and Fluorescent Properties of Functionalized Polystyrene by ATRP with Salicylaldehyde and Its Derivate as Initiator;
水杨醛及衍生物引发苯乙烯ATRP聚合及其端基荧光性能的研究