نتایج جستجو برای: under reaction

تعداد نتایج: 1418022  

Journal: :iranian journal of catalysis 2013
srinivasa rao jetti divya verma shubha jain

decatungstodivanadogermanic acid (h6gew10v2o40.22h2o) was used as a green heterogeneous catalyst for the synthesis of 3,4-dihydropyrimidin-2-(1h)-ones from one-pot three-component cyclocondensation reaction of a β-ketoester, an aldehyde and urea/thiourea under solvent-free conditions is reported. this method provides an efficient and much improved modification of the original biginelli reaction...

Ahmad Ahaabani Ayoob Bazgir, Farzad Bahadoran Naser Safari

Phthalocyanine complexes of Cu, Co, Ni, Fe, Zn, Pd, Pt and Ru have been synthesized from reaction between phthalonitrile and proper metal salts upon exposure to microwave irradiation under solvent-free conditions and considerably reduced reaction times.

Journal: :Journal of The Japan Petroleum Institute 1979

Journal: :Chemical and Pharmaceutical Bulletin 1961

Journal: :Small structures 2021

Intermetallic Catalysts Intermetallics with long-range chemical ordering have been demonstrated to be excellent catalysts in many reactions. Their surface structures under real reaction conditions are crucial for understanding the catalytic mechanisms. In article number 2100011 by Xiao Li, Jianxiong Zhao and Dong Su, structural changes of intermetallic systematically discussed. Strategies impro...

The stochastic reaction diffusion systems may suffer sudden shocks‎, ‎in order to explain this phenomena‎, ‎we use Markovian jumps to model stochastic reaction diffusion systems‎. ‎In this paper‎, ‎we are interested in almost sure exponential stability of stochastic reaction diffusion systems with Markovian jumps‎. ‎Under some reasonable conditions‎, ‎we show that the trivial solution of stocha...

Journal: :The Journal of the Society of Chemical Industry, Japan 1961

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