The methods for manufacturing tert butylamine, which could be applied in many fields, such as synthesis of rubber vulcanization accelerators, are reviewed. 综述了在橡胶硫化促进剂等行业中有很大发展前景的叔丁胺的主要合成方法。
Effect of Butylamine Roxatidine Acetas on Experimental Gastric Ulcer and Its Acute Toxicity 正丁胺罗沙替丁乙酸酯对动物实验性胃溃疡及急性毒性实验的影响
Butanal, reaction products with butylamine; 丁醛与丁胺的反应产物;
The Mechanism of Affecting Ulcer Healing of Butylamine Roxatidine Acetate in Gastric Ulcer Rats Indued by Acetic Acid 正丁胺基罗沙替丁乙酸酯影响乙酸诱发胃溃疡大鼠溃疡愈合作用机制研究
OBJECTIVE To study the effects of butylamine roxatidine acetas ( BRA) on experimental gastric ulcer in mice. 目的研究正丁胺基罗沙替丁乙酸酯(BRA)对动物实验性胃溃疡的影响。
The catalytic amination of isobutene, the catalytic amination of methyl tert butyl ether and the reaction of tertiary butyl alcohol with HCl and NH 3 to give tert butylamine are discussed with emphasis. 着重讨论了异丁烯催化氨化法、甲基叔丁基醚催化氨化法和叔丁醇卤化再氨化法等3种方法。
The activity of Ce-Cr, Ce-Cr-Ma, etc. complex oxide supported catalysts for the oxidation of acetone, butylamine and toluene was studied. 并研究了负载型Ce-Cr、Ce-Cr-Mn等复合氧化物催化剂对丙酮、正丁胺、甲苯氧化反应的活性。
The preparation and IR properties of 1 butylamine, dimethylamine, trimethylamine, triethylamine, benzylamine, 4 methylaniline and 4 aminobenzenesulfonic acid modified glutaraldehyde crosslinked chitosan activated with cyanuric chloride were studied. 研究了以三聚氯氰为活化剂,正丁胺、二甲胺、三甲胺、三乙胺、苯甲胺、对甲基苯胺、对氨基苯磺酸修饰戊二醛交联壳聚糖的制备及其红外光谱。
Two sets of acidity-acid strength distribution curve were obtained with solvent method and butylamine titration on determining surface acidity of molecular sieve catalysts. 利用溶剂法和丁胺滴定法对REY分子筛裂化催化剂的表面酸性进行了测定,得到了两套酸量-酸强度分布曲线。
Catalytic Amination of n Butanol to n Butylamine 正丁醇的催化胺化反应的研究
Effects of the molar ratio of resorcin to n butylamine was discussed. 讨论了反应物间苯二酚与正丁胺比例对间N-丁基氨基苯酚收率和性质的影响。
Continuous Synthesis of Butylamine from Chlorobutane 氯丁烷连续氨化法合成丁基胺的研究
Synthesis of 3-Methyl-1-( 2-( 1-piperidinyl) phenyl) butylamine 3-甲基-1-(2-(1-哌啶基)苯基)丁胺的合成
The aminolysis reaction rate constants of ethylene carbonate by ethanolamine, diethanolamine and butylamine were obtained according to the kinetic curves under different reaction conditions. 根据动力学曲线获得了乙撑碳酸酯与三种有机胺在不同反应条件下发生胺解反应的速率常数。
N butylamine effluent ( organic and inorganic nitrogen) are treated by using the blowing off condensing absorption process and the blowing off absorption process respectively. 采用吹脱冷凝吸收及吹脱吸收工艺分别处理正丁胺废水和混合含氮(有机氮及无机氮)废水。
The acidic concentration of the catalyst was titrated by butylamine with the method of adsorption of coloured indicator. 用吸附指示剂正丁胺滴定法测定了催化剂的酸量。
The TiO_2/ SiO_2 mixed oxides with high TiO_2 contents were prepared by the co-precipition method and characterized by means of BET 、 XRD 、 FT-IR and butylamine adsorption techniques, effect of calcination temperature on surface acidity of TiO_2/ SiO_2 was studied. 采用共沉淀法制备了高钛含量的复合氧化物TiO2/SiO2.用BET、XRD、FT-IR和正丁胺吸附等分析手段,研究了煅烧温度对TiO2/SiO2表面酸量的影响。
After liquid-liquid extraction of fenfluramine in the specimens obtained from autopsy, the samples were qualitatively identified by GC/ MS, and quantitatively determined by GC/ NPD. 4-phenyl butylamine was used as internal standard. 体液及脏器组织经有机溶剂提取后,用GC/MS法进行药物筛选、定性,生物检材中的芬氟拉明浓度用4-苯丁胺作内标、GC/NPD法测定。