Kalisankar Bera

Asymmetric Synthesis of Quaternary α‐Amino Acids and Their Phosphonate Analogues

Kalisankar Bera, Irishi N. N. Namboothiri · Asian Journal of Organic Chemistry · 2014 · 126 citations

Catalytic Asymmetric Synthesis, Biochemistry, Natural Sciences +11

Brønsted Acid Catalyzed [3+2]‐Cycloaddition of 2‐Vinylindoles with In Situ Generated 2‐Methide‐2<i>H</i>‐indoles: Highly Enantioselective Synthesis of Pyrrolo[1,2‐<i>a</i>]indoles

Kalisankar Bera, Christoph Schneider · Chemistry - A European Journal · 2016 · 108 citations

Engineering, Contiguous Stereogenic Centers, Situ-generated 2-Methide-2h-indoles +13

Brønsted Acid Catalyzed [3 + 2]-Cycloaddition of Cyclic Enamides with <i>in Situ</i> Generated 2-Methide-2<i>H</i>-indoles: Enantioselective Synthesis of Indolo[1,2-<i>a</i>]indoles

Kalisankar Bera, Christoph Schneider · Organic Letters · 2016 · 102 citations

Asymmetric Catalysis, Bioorganic Chemistry, Engineering +14

Enantioselective Synthesis of Quaternary α-Aminophosphonates via Conjugate Addition of α-Nitrophosphonates to Enones

Kalisankar Bera, Irishi N. N. Namboothiri · Organic Letters · 2012 · 42 citations

Quinine-Derived Thiourea and Squaramide Catalyzed Conjugate Addition of α-Nitrophosphonates to Enones: Asymmetric Synthesis of Quaternary α-Aminophosphonates

Kalisankar Bera, Irishi N. N. Namboothiri · The Journal of Organic Chemistry · 2015 · 37 citations · Full text

Novel Organocatalysts, Electron Rich Enones, Engineering +15