All Stories

  1. Succinimidium Perchlorate as a Novel and Efficient Brönsted Acidic Ionic Liquid Promoter for the Synthesis of 5-arylidene Barbituric Acid and pyrano[2,3-d] Pyrimidinone Derivatives
  2. Synthesis of 1,8-Dioxo-octahydro-xanthene and Tetrahydrobenzo[b]pyran Derivatives Promoted by two Bis-imidazolium-based Ionic Liquids
  3. Introduction of Succinimide as A Green and Sustainable Organo-Catalyst for the Synthesis of Arylidene Malononitrile and Tetrahydrobenzo[b] pyran Derivatives
  4. Efficient Synthesis of 2H-Indazolo[2,1-b]Phthalazine-Triones Using [PVPH]ClO4 as a Modified Polymeric Catalyst
  5. Melamine: An Efficient Promoter for Some of the Multi-component Reactions
  6. Poly(4-Vinylpyridine) (P4VPy): A Basic Catalyst for Facile Synthesis of Biscoumarin and Dihydropyrano[3,2-c]Chromene Derivatives in Aqueous Media
  7. Green Synthesis of Dihydropyrimidine Annulated Heterocyclic Systems Catalyzed by Nanoporous Na+-Montmorillonite Perchloric Acid and Evaluation of Their Biological Activities
  8. Application of [PVP-SO3H] HSO4 as Powerful Polymeric-Based Solid Acid Catalyst for Hantzsch Synthesis of Polyhydrohydroquinolin-5(1H)-One
  9. Introduction of Poly(4-Vinylpyridine) as an Efficient Promotor for the Synthesis of Pyrano[2,3-d]Pyrimidinones and Pyrido[2,3-d]Pyrimidines
  10. Sulfonated rice husk ash (RHA-SO3H) as an efficient and recyclable catalyst for the Friedlander synthesis of quinolines
  11. Preparation, characterization and application of succinimidinium hydrogensulfate ([H-Suc]HSO4) as an efficient ionic liquid catalyst for the N-Boc protection of amines
  12. Introduction of a new bi-SO3H ionic liquid based on 2,2′-bipyridine as a novel catalyst for the synthesis of various xanthene derivatives
  13. Introduction of O-sulfonated poly(4-vinylpyrrolidonium) chloride as a polymeric and reusable catalyst for the synthesis of xanthene derivatives
  14. Sulfonated rice husk ash (RHA-SO3H) as a highly efficient and reusable catalyst for the synthesis of some bis-heterocyclic compounds
  15. Erratum: Math. Ann. 323, 55–79 (2002) – Digital Object Identifier (DOI) 10.1007/s002080100296 – Math. Ann. 323, 351–375 (2002) – Digital Object Identifier (DOI) 10.1007/s002080100307