Development of a toluene ammoxidation catalyst for manufacture of benzonitrile 甲苯氨氧化制苯甲腈研究
Methods The title compounds were synthesized by aminated pyridium with substituted benzonitrile, and their luteal cell killing activity were carried out. 方法甲基取代吡啶胺化后,通过和取代苯甲腈缩合反应合成目标化合物,利用离体培养大鼠黄体细胞试验进行抗早孕活性筛选。
Studies on conjugated polymers V.THE polymerization of benzonitrile with boron trifluoride-anisole complex catalyst 共轭高分子的研究&Ⅴ.苯腈在***-苯甲醚络合物作用下的聚合
The study of reaction conditions on ammoxidation of toluene to benzonitrile 甲苯氨氧化合成苯甲腈反应条件的探索
Ammoxidation of Toluene to Benzonitrile on VPO Catalysts 甲苯氨氧化合成苯甲腈VPO催化剂研究
Synthesis of 2,6-Bis ( 4-aminophenoxy) benzonitrile and Its Polyimide 2,6-双(4-氨基苯氧基)苯腈的合成及其聚酰亚胺
In this paper, the advanced manufacturing process of 2-nitro-4-trifluoromethyl Benzonitrile ( NCB) was discussed, and its specifications, technological keys and economic benefits were also analyzed and investigated. 本文讨论了2-硝基-4-三氟甲基苯腈(NCB)的先进生产工艺,并对该产品的技术指标、技术关键及经济效益进行了分析探讨。
Catalytic Hydrogenation of Benzonitrile and Alkyl Nitrile in Aqueous/ Organic Biphase System 水/有机两相体系中芳香腈和脂肪腈的催化加氢反应
The Catalytic Hydrogenation of Benzonitrile in Liquid Phase 苯甲腈液相催化加氢工艺
RESULTS: The total yield of o amino benzonitrile was 71.2%. The final product was identified by melting point. 结果:合成的产率为71.2%,结构经熔点确证。
A New Method for Synthesizing Benzonitrile 苯甲腈合成新方法
METHOD: Using basic, lewis acid and metal oxide as catalysis, o amino benzonitrile was synthesized from Isatin. 方法:采用醇碱、路易斯酸及金属氧化物等为催化剂,以靛红3肟为原料合成邻氨基苯甲腈。
Single photon ionization and fragmentation of benzonitrile 苯基氰的单光子电离与碎解
One step synthesis of o methyl benzonitrile with o xylene as raw material and benzene carbonate as catalyst was carried out in liquid phase oxygenation. 以邻二甲苯为原料、苯甲酸盐为催化剂进行液相氧化,一步合成邻甲基苯甲腈。
Study of Benzonitrile Synthesis with Toluene 用甲苯合成苯甲腈的研究
A new method for synthesizing benzonitrile using benzoic acid and urea as raw materials. The effect of the molar ratio of the reactants, the reaction temperature and time on the yield of benzonitrile has been investigated. Through the study, the optimal technological conditions were obtained. 研究了以苯甲酸和尿素为原料合成苯甲腈的新方法,对反应物的摩尔比,反应温度和时间对产率的影响作了探讨,找到了最佳工艺条件。
Single photon ionization and fragmentation of benzonitrile is studied using synchrotron radiation. The ionization potential of benzonitrile, and the appearance potentials of spontaneous or prompt and metastable fragment ions for different flight time are measured precisely. 用同步辐射研究苯基氰分子的单光子电离与碎解,精确地测量它的电离势、在不同的飞行时间产生的自发的和亚稳态碎片离子的出峰电势(appearancepotential)。
The results show that the catalyst of V-Cr-Co-B-O/ SiO2 is characterized by low reaction temperature, low ammonia to oxygen ratio, high production capacity and high benzonitrile yield and so on. 结果表明,V-Cr-Co-B-O/SiO2催化剂具有反应温度低、氨和氧的配比小、生产能力大和苯甲腈收率高等优点。