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- Characterization and Activity of TiO_2/wAC Composite Photocatalyst Prepared by Acid Catalyzed Hydrolysis Method TiO_2/wAC复合光催化剂的酸催化水解合成及表征
- Keywords levulinic acid catalyzed hydrolysis biomass new born Agricultural Coproduct; 乙酰丙酸;催化水解;生物质;可再生;农副产品;
- Keywords Paper conservation;Acidity;Acid catalyzed hydrolysis;Discolouration;Degradation of;cellulose; 纸张保存;酸催化水解;脱酸;脱色;纤维素降解;
- acid catalyzed hydrolysis 酸催化水解法
- There are two methods to prepare LA:the catalyzed hydrolysis of furfuryl alcohol,and the hydrolysis of biomass. 综述了目前国内外以糠醇催化水解法和生物质直接水解法制备乙酰丙酸的研究进展,对这两种方法的优缺点进行了比较。
- The carbonylation of benzyl chloride to phenylacetic acid catalyzed by carbonyl cobalt is discussed in great detail. 在此基础上对羰基钴在催化羰化反应领域的应用作了展望。
- Designed and invented environmentally sustainable superacid catalysts for acid catalyzed reactions and polymerization. 设计发明了用于酸催化反应和聚合中的环保的足量过酸催化剂。
- Synthesis of capric glycerides in a solvent-free system was investigated from glycerol and capric acid catalyzed by immobilized Candida sp. 以固定化假丝酵母脂肪酶为催化剂,研究了无溶剂体系中甘油和癸酸直接酯化合成癸酸甘油酯的反应条件。
- The possibility of the inositol nicotinate formation from inositol and nicotinic acid catalyzed by immobilized lipase in organic solvent was explored in this paper. 探讨了有机相中固定化脂肪酶催化肌醇和烟酸合成肌醇烟酸酯的可能性;
- The isomerization of methyl formate to acetic acid catalyzed by Pd-Ni system has been investigated.Under the optimum conditions, the yield of acetic acid is higher than 94%. 本实验在钯催化体系的基础上,研究了添加金属化合物对甲酸甲酯异构化反应的影响,发现镍添加物对甲酸甲酯异构化反应有利,而锡金属化合物对催化活性有毒害作用。
- The continuous process for the synthesis of ethyl acetate by the es-terification of ethyl alcohol and acetic acid catalyzed by heteropoly acid catalysts was studied. 乙酸乙酯是重要的化工原料,它是油漆、人造制革等的溶剂,也是制药、染料、香料等基本有机合成的原料。
- The esterification of organosilyl alcohol with pentanoic acid catalyzed by lipase in organic solvent was markedly influenced by water content of the reaction medium. 水含量对有机相中脂肪酶催化有机硅烷醇与戊酸的酯化反应有显著的影响。
- Ribozyme is a kind of molecules capable of catalyzing hydrolysis and ligation of nucleic acid molecules.In vitro selection expanded its catalytic map greatly. 核酶是一类具有催化核酸水解和连接功能的核酸分子,体外筛选技术的发展大大扩展了它的催化反应谱。
- Lewis acid catalyzed acetylation of steroidal sapogenin was reinvestigated, and the previous assigned structures A, B and C of E/F ring opening products were rectified as 1, 2 and 3 according to X ray diffraction analysis. 重新研究了Lewis酸催化的甾体皂甙元E/F螺环乙酰化开环反应;并通过波谱分析和单晶X衍射修正了原指定结构.
- Abstract: The application of carbonyl cobalt as a catalyst for carbonylation in organic synthesis is reviewed with 63 references.The carbonylation of benzyl chloride to phenylacetic acid catalyzed by carbonyl cobalt is discussed in great detail. 文摘:讨论了羰基钴在有机催化羰化反应中的研究及应用现状；介绍了羰基钴催化合成各种有机羰基化合物的方法，重点讨论了氯苄催化羰化合成苯乙酸的研究进展；在此基础上对羰基钴在催化羰化反应领域的应用作了展望。
- Keywords levulinic acid;catalyzed hydrolysis of furfuryl alcohol;hydrolysis of biomass; 乙酰丙酸;糠醇催化水解法;生物质直接水解法;
- Keywords starch;enzyme catalyzed hydrolysis;thermokinetics;microcalorimetry; 淀粉;酶催化水解反应;热动力学;微量量热法;
- The sucrose of the human intestinal tract catalyzes hydrolysis of sucrose into D-glucose and D-fructose, making sucrose one of the three carbohydrates (other than monosaccharides) humans can utilize for energy, the other two being lactose and starch. 人体肠部的蔗糖经催化水解转化为D-葡萄糖和D-果糖,使蔗糖成为三种人体可利用产生能量的碳水化合物(除单糖)之一。另两种是乳糖和淀粉。
- Results: The synthesized antigen induced catalytic antibodies with high efficiency in catalyzing hydrolysis of nerve agent soman and a novel phospho-transesterification reaction was discovered. 结果：该新型半抗原可成功诱导具有类酶活性的催化梭曼水解的抗体酶；还发现了一种新型的磷酰酯交换反应。
- P-Toluenesulphonic acid catalyzed synthesis of dibutyl sebacate 对甲苯磺酸催化合成癸二酸二丁酯的研究
