A directed metalation route to the zwitterionic indole alkaloids.

Diels-alder reactions of azadienes

Dale L. Boger · Tetrahedron · 1983 · 627 citations

Natural Sciences, Chemistry, Organic Chemistry +10

Generation and reactions of 3-lithio-1-(phenylsulfonyl)indole

Mark G. Saulnier, Gordon W. Gribble · The Journal of Organic Chemistry · 1982 · 170 citations

Natural Sciences, Chemistry, Analytical Chemistry +6

Synthesis and Diels-Alder reactions of 1,3-dimethyl-4-(phenylsulfonyl)-4H-furo[3,4-b]indole. A new annulation strategy for the construction of ellipticine and isoellipticine

Gordon W. Gribble, Mark G. Saulnier, Mukund P. Sibi et al. · The Journal of Organic Chemistry · 1984 · 146 citations

Natural Sciences, Chemistry, Medicinal Chemistry +11

Diels-Alder reaction of heterocyclic azadienes. I. Thermal cycloaddition of 1,2,4-triazine with enamines: simple preparation of substituted pyridines

Dale L. Boger, James S. Panek · The Journal of Organic Chemistry · 1981 · 113 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12

Cyanation of Amine Oxide Salts. A New Synthesis of Cyanopyridines

Wayne E. Feely, Ellington M. Beavers · Journal of the American Chemical Society · 1959 · 104 citations

Natural Sciences, Chemistry, Inorganic Chemistry +4