SEARCH Articles Figures Tables Amines bifunctional, intramolecular catalysis Amines chiral bifunctional primary Bifunctional Tertiary Amine Thio(ureas) Bifunctional sulfonamide primary amine Bifunctional tertiary amine Bifunctional tertiary amine thio Bifunctional thiourea-amine Binol Derived Bifunctional Amine Catalysts Chiral binol derived bifunctional amine Organocatalysts bifunctional amine-thiourea organocatalyst Sulfonic or Carboxylic Acid-Amine Bifunctional Catalyst Urea-amine bifunctional catalyst Urea-amine bifunctional catalyst reaction