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| 1 | 二氧化硅担载Preyssler杂多酸上苯和1-癸烯的烷基化反应:利用表面响应方法进行统计设计(英文)显示文摘The response surface method (RSM) was applied to study the liquid phase alkylation of benzene with 1-decene catalyzed by means of silica supported Preyssler heteropoly acid. A three step experimental design was developed based on the central composite design (CCD). Catalyst loading, catalyst mass percent, and benzene to 1-decene molar ratio were used to optimize 1-decene conversion and linear alkylbenzene (LAB) yield. The results indicated that the quadratic model was significant for these two responses. The experimental results revealed that all variables had positive effect on 1-decene conversion. While increasing the catalyst loading tends to decrease LAB yield. Benzene to 1-decene molar ratio was found to be the most important factor that influenced LAB yield with a positive effect. Design expert software suggested several optimized solutions, among them the best choice was to use 31% catalyst loading, benzene to 1-decene molar ratio of 13, and catalyst percent of 3.6 wt% for obtaining 100% conversion and 88% LAB production yield. | A. HAFIZI A. AHMADPOUP M. M. HERAVI F. F. BAMOHARRAM M. KHOSROSHAHI | 2012 | 催化学报2012,33,3: | 6 |
| 2 | 纳米SiO_2负载Preyssler杂多酸催化剂对水杨酸与苄醇或脂肪醇酯化反应的催化性能(英文)显示文摘An efficient and environmentally benign procedure for the catalytic esterification of salicylic acid with aliphatic alcohols, CnH2n+1OH(n=1-5)and benzylic alcohols,RC6H4CH2OH(R=H,NO2,OCH3,Br,Cl,Me)was developed using nano-SiO2-supported Preyssler heteropolyacid both under thermal conditions and microwave irradiation.Silica nanostructures were obtained through a sol-gel method and were characterized by transmission electron microscopy and powder X-ray diffraction.The effects of various parameters such as solvent type,molar ratio of substrates,Preyssler heteropolyacid loading on silica,catalyst amount,temperature,and reaction time were studied and the optimum conditions were obtained.It has been found that the catalyst with 30 wt%loading is highly active and shows high yields in esterification reactions.The use of nano-SiO2-supported Preyssler heteropolyacid coupled with microwave irradiation allows a solvent-free,rapid(3 min),and high-yielding reaction.This catalyst can be easily recovered and reused for many times without a significant loss in its activity. | Fatemeh F. BAMOHARRAM Majid M. HERAVI Javad EBRAHIMI Ali AHMADPOUR Mojtaba ZEBARJAD | 2011 | 催化学报2011,32,5: | 6 |
| 3 | Optimization of the Experimental Conditions in Synthesis of Au NPs Using Preyssler Heteropolyacid Based on the Taguchi Robust Design显示文摘 | Ayati A Ahmadpour A Bamoharram FF | 2012 | Nano2012,7,12: | 1 |
| 4 | Highly efficient, four-component one-pot synthesis of tetrasubstitutedimidazoles using Keggintype heteropolyacids as green and reusable catalysts 显示文摘 | HERAVI M M DERIKVAND F BAMOHARRAM F F | 2007 | J Mol Catal A Chem2007,263,: | 1 |
| 5 | A catalytic method for synthesis of biginelli-type 3,4-dihydropyrimidin-2(1H)-one using 12-tungstophosphoric acid显示文摘 | Heravi M M Derikvand F Bamoharram F F | 2005 | Journal of Molecular Catalysis A:Chemical2005,,: | 1 |
| 6 | No- vel catalytic acetylation of alcohols with preyssler's anion显示文摘 | AL1ZADEH M H RAZAVI H BAMOHARRAM F F | 2003 | Ki netics and Catalysis2003,44,4: | 1 |
| 7 | Preyssler Catalyst, ^14- :A Green, Efficient and Reusable Catalyst for Esterification of Salicylic Acid with Aliphatic and Benzylic Alcohols 显示文摘 | Bamoharram F F Heravi M M Roshani M | 2006 | Appl Catal A:Gen2006,302,1: | 1 |
| 8 | 查看详情显示文摘 | Heravi M. M Bakhtiri K Javadi N. M Bamoharram F.F Saeedi M Oskooi H.A | | 0,,: | 1 |
| 9 | 12-Molybdophosphoric acid:a recyclable catalyst for the synthesis of biginelli-type 3,4-dihydropyrimidine-2(1H)-ones显示文摘 | Heravi M M Bakhtiari K Bamoharram F F | 2006 | Catalysis Communications2006,,: | 1 |
| 10 | A review on catalytic applications of Au/TiO2 nanoparticles in the removal of water pollutant显示文摘 | Ayati A Ahmadpour A Bamoharram F F | 2014 | Chemosphere2014,107,: | 1 |
| 11 | 查看详情显示文摘 | M M Heravi N Tavakoli-Hoseini F F Bamoharram | | 0,,04: | 1 |
| 12 | 查看详情显示文摘 | Heravi M. M Derikvand F Bamoharram F. F | | 0,,: | 1 |
| 13 | Silicasupported preyssler nano particles: a green, reusable and highly efficient heterogeneous catalyst for the synthesis of carbamatoalkyl naphthols 显示文摘 | Heravi M M Tavakoli-Hoseini N Bamoharram F F | 2010 | Green Chern Lett Rev2010,3,4: | 1 |
| 14 | A three component one-pot procedure for the synthesis of [1,2,4]triazolo/benzimidazolo-quinazolinone derivatives in the presence of H6P2W18O62?·?18H2O as a green and reusable catalyst显示文摘 | Majid M. Heravi Leila Ranjbar Fatemeh Derikvand Behnoush Alimadadi Hossien A. Oskooie Fatemeh F. Bamoharram | 2008 | Molecular Diversity (-)2008,,3: | 1 |
| 15 | A catalytic method for synthesis of Biginelli-type 3,4-dihydropyrimidin-2 (1 H)-one using 12-tungstophosphoric acid显示文摘 | Derikvand F Bamoharram F F | 2005 | Journal of Molecular Catalysis A:Chemical2005,,242: | 1 |
| 16 | Silica-supported Preyssler nano particles:a green,reusable and highly efficient heterogeneous catalyst for the synthesis of carbamatoalkyl naphthols显示文摘 | Heravi M M Tavakoli-Hoseini N Bamoharram F F | | 0,,04: | 1 |
| 17 | A Kinetic Study of the Esterification of Lactic Acid by Ethanol in the Presence of Preyssler Acid an Eco-friendly Solid Acid Catalyst显示文摘 | BAMOHARRAM F F HERAVI M M ARDALAN P | 2010 | React Kinet Mech Catal2010,100,1: | 1 |
| 18 | 二氧化硅包覆NiFe_2O_4担载Preyssler杂多酸用于合成双(二氢嘧啶酮)苯和3,4-二氢嘧啶-2(1H)-酮(英文)显示文摘A novel magnetic acidic catalyst comprising Preyssler(H14[Na P5W30O110]) heteropoly acid support‐ed on silica coated nickel ferrite nanoparticles (Ni Fe2O4@Si O2) was prepared.The catalyst was characterized by Fourier transform infrared,scanning electron microscopy,transmission electron microscopy,X‐ray diffraction,energy dispersive spectrum,VSM and particle size neasurement.Its catalytic activity was investigated for the synthesis of bis(dihydropyrimidinone)benzene and 3,4‐dihydropyrimidin‐2(1H)‐ones derivatives by the Biginelli reaction.With the catalyst,the reac‐tions occurred in less than 1 h with good to excellent yields.More importantly,the catalyst was easily separated from the reaction mixture by an external magnet and reused at least five times without degradation in the activity. | Hossein Eshghi Ali Javid Amir Khojastehnezhad Farid Moeinpour Fatemeh F. Bamoharram Mehdi Bakavoli Masoud Mirzaei | 2015 | 催化学报2015,36,3: | 0 |