15649

1590 دكتري

دكتري

شيمي آلي

اصفهان : دانشگاه صنعتي اصفهان

1398

هجده، 162 ص.: مصور، جدول، نمودار

دارد

1399/05/01

كتابنامه

شيمي

شيمي

1399/05/04

2623618

Preparation and Applications of New Iron Oxides and Graphene Based Catalysts for the N Heterocycles Synthesis Mohammad Taqi Jafari Chermahini mt jafari@ch iut ac ir January 21 2020 Department of Chemistry Isfahan University of Technology Isfahan 84156 83111 IranDegree Doctor of Philosophy PhD Language FarsiSupervisor Hossein Tavakol Prof h tavakol@cc iut ac ir AbstractThe Nitrogen containing heterocycles N heterocycles are omnipresent in life processes and the synthesis ofthese type of heterocycles represents a substantial organic chemistry research effort and resonates across nu merous disciplines including the total synthesis of natural products and medicinal chemistry In this Dissertation Fe3 O4 and other ferrites MFe2 O4 M Ca Co Cu Hg Mg Mn Ni Sn Zn nanoparti cles by a low cost conventional coparticipation method and sulfur doped graphene by chemical vapor depositionwere obtained and apply as efficient reusable and environmentally benign heterogeneous catalyst for hetero cyclic synthesis First the magnetite nanoparticles modified by blended gelatin and carrageenan polymers and applied asheterogeneous catalyst for the three component Biginelli cyclocondensation dihydropyrimidinones prepara tion reaction Also the chiral inductivity of this catalyst on the enantioselectivity of the obtained products wasinvestigated by enantiomeric excess measurement The as prepared catalysts were characterized in detail byconventional techniques such as X ray powder diffraction Transmission Electron Microscope Field emissionScanning Electron Microscopy Raman spectrum and Fourier Transform Infrared Spectrometry Keywords1 Green Chemistry 2 Heterocycle Synthesis 3 Carbocatalyst 4 Organocatalyst 5 Iron Oxides Catalyst

حسين توكل

سعيد اصلانزاده

مهران غياثي، محمد ديناري، اكبر حيدري