45 results on '"Ahmad Reza Khosropour"'
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2. Efficient synthesis of 2-arylindoles, 2-arylimidazo[1,2-a]pyridines and 2-arylquinoxalines, and their bis-derivatives using [Hmim]OTf ionic liquid supported on nano-silica as a reusable catalyst
3. Propylphosphonium hydrogen carbonate ionic liquid supported on nano-silica as a reusable catalyst for the efficient multicomponent synthesis of fully substituted pyridines and bis-pyridines
4. [Bmim][InCl4]-Catalyzed Addition of Hydrazones to β-Diketones: An Efficient Regioselective Synthesis of Pyrazoles and Pyrazole-Fused Cyclohexanones
5. Diastereoselective Synthesis of Pyrazolines using a Bifunctional Brønsted Acidic Ionic Liquid under Solvent-Free Conditions
6. [PZnMo2W9O39]5− immobilized on ionic liquid-modified silica as a heterogeneous catalyst for epoxidation of olefins with hydrogen peroxide
7. ChemInform Abstract: Efficient One-Pot Synthesis of New Fused Pyridines and Bis-pyridines Catalyzed by Triazine Diphosphonium Hydrogen Sulfate Ionic Liquid Supported on Functionalized Nano-Silica
8. Olefin epoxidation with tert-BuOOH catalyzed by vanadium polyoxometalate immobilized on ionic liquid-modified MCM-41
9. [C6(MIm)2]2W10O32. 2H2O: A novel and powerful catalyst for the synthesis of 4-arylidene-2-phenyl-5(4)-oxazolones under ultrasonic condition
10. One-pot synthesis of 2,3-disubstituted-2,3-dihydroquinazolin-4(1H)-ones using [Hmim][NO3]: An eco-friendly protocol
11. Novel and chemoselective one-pot synthesis of 4-arylidene-2-phenyl-5(4H)-oxazolones starting from benzyl alcohols promoted by [(C14H24N4)2W10O32]-[bmim]NO3
12. [C4mim][InCl4]: An efficient catalyst-medium for alkoxymethylation of alcohols and their interconversion to acetates and TMS-ethers
13. Green, new and efficient tandem oxidation and conversion of aryl alcohols to 2,4,6-triarylpyridines promoted by [HMIm]NO3-[BMIm]BF4 as a binary ionic liquid
14. One-Pot Synthesis of 2,4,5-Triaryl-1H-imidazoles from Arylaldehydes, Benzyl Alcohols, or Benzyl Halides with Hexamethyldisilazane in Molten Tetrabutylammonium Bromide
15. Efficient and Green Protocol for the Synthesis of thioamides in C6(mim)2Cl2 as a dicationic ionic liquid
16. Microwave-assisted rapid and efficient deprotection and direct esterification and silylation of MOM and EOM ethers catalyzed by [Hmim][HSO4] as a Brønsted acidic ionic liquid
17. Ultrasound-promoted a green protocol for the synthesis of 2,4-diarylthiazoles under ambient temperature in [bmim]BF4
18. Synthesis of 2,4,5-trisubstituted imidazoles catalyzed by [Hmim]HSO4 as a powerful Brönsted acidic ionic liquid
19. Efficient and Convenient Procedure for Protection of Hydroxyl Groups to the THP, THF and TMS Ethers and Oxidation of these Ethers to their Aldehydes or Ketones in [BPy]FeCl4 as a Low Cost Room Temperature Ionic Liquid
20. BiCl3 Catalyzed Thiolyzation Reaction of 1,2-Epoxides with Diaryl Disulfides in the Presence of Zinc Powder and Ionic Liquid
21. Bi(NO3)3·5H2O-TBAF as an Efficient Reagent for in situ Oxidation: Dihydropyrimidinone Formation from Benzyl Halides
22. A novel process for the synthesis of 3,5-diaryl-1,2,4-thiadiazoles from aryl nitriles
23. Enamination of β-Dicarbonyl Compounds Catalyzed by CeCl3·7H2O at Ambient Conditions: Ionic Liquid and Solvent-Free Media
24. A powerful, practical and chemoselective synthesis of 2-anilinoalkanols catalyzed by Bi(TFA)3 or Bi(OTf)3 in the presence of molten TBAB
25. New pyridinium-based ionic liquid as an excellent solvent-catalyst system for the one-pot three-component synthesis of 2,3-disubstituted quinolines
26. Microwave-promoted, one-pot conversion of alkoxymethylated protected alcohols into their corresponding nitriles, bromides, and iodides using [bmim][InCl4] as a green catalyst
27. ChemInform Abstract: Copper(II) Ionic Liquid Catalyzed Cyclization-Aromatization of Hydrazones with Dimethyl Acetylenedicarboxylate: A Green Synthesis of Fully Substituted Pyrazoles
28. TiCl3OTf-[bmim]Br: a novel and efficient catalyst system for chemoselective one-pot synthesis of thioamides from arylaldoximes
29. ChemInform Abstract: Diastereoselective Synthesis of Pyrazolines Using a Bifunctional Broensted Acidic Ionic Liquid under Solvent-Free Conditions
30. Regioselective multi-component synthesis of 1H-pyrazolo[3,4-d]pyrimidine-6(7H)-thiones
31. ChemInform Abstract: One-Pot Synthesis of 2,4,5-Triaryl-1H-imidazoles from Arylaldehydes, Benzyl Alcohols, or Benzyl Halides with Hexamethyldisilazane in Molten Tetrabutylammonium Bromide
32. ChemInform Abstract: Microwave-Assisted Rapid and Efficient Deprotection and Direct Esterification and Silylation of MOM and EOM Ethers Catalyzed by [Hmim][HSO4] as a Broensted Acidic Ionic Liquid
33. ChemInform Abstract: Synthesis of 2,4,5-Trisubstituted Imidazoles Catalyzed by [Hmim]HSO4as a Powerful Broensted Acidic Ionic Liquid
34. Bi(TFA)3—[nbp]FeCl4: A New, Efficient and Reusable Promoter System for the Synthesis of 4(3H)-Quinazolinone Derivatives
35. BiCl3 Catalyzed Thiolyzation Reaction of 1,2-Epoxides with Diaryl Disulfides in the Presence of Zinc Powder and Ionic Liquid
36. Bi(NO3)3×5H2O—TBAF as an Efficient Reagent for in situ Oxidation: Dihydropyrimidinone Formation from Benzyl Halides
37. A One-Pot Synthesis of 3,4-Dihydropyrimidin-2-(1H)-ones from Primary Alcohols Promoted by Bi(NO3)3×5H2O in Two Different Media: Organic Solvent and Ionic Liquid
38. Zn/CeCl3�7H2O-TBPB: A New and ?Green? Promoter System for Rapid and Regioselective Thiolyzation of 1,2-Epoxides with Aryl Disulfides
39. Enamination of ?-Dicarbonyl Compounds Catalyzed by CeCl3�7H2O at Ambient Conditions: Ionic Liquid and Solvent-Free Media
40. Copper(ii) ionic liquid catalyzed cyclization–aromatization of hydrazones with dimethyl acetylenedicarboxylate: a green synthesis of fully substituted pyrazoles
41. Nano-silica supported acidic ionic liquid as an efficient catalyst for the multi-component synthesis of indazolophthalazine-triones and bis-indazolophthalazine-triones
42. Zn/CeCl3.7H2O-TBPB: A New and ‘Green’ Promoter System for Rapid and Regioselective Thiolyzation of 1,2-Epoxides with Aryl Disulfides
43. Application of a multi-SO3H Brønsted acidic ionic liquid in water: a highly efficient and reusable catalyst for the regioselective and scaled-up synthesis of pyrazoles under mild conditions
44. A One-Pot Synthesis of 3,4-Dihydropyrimidin-2-(1H)-ones from Primary Alcohols Promoted by Bi(NO3)3·5H2O in Two Different Media: Organic Solvent and Ionic Liquid
45. Efficient, eco-friendly and regioselective method for thiolysis of 1,2-epoxides with diaryl disulfides in the presence of Zn/Bi(TFA)3-TBPB or Zn/Bi(OTf)3-TBPB
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