Synthesis of vitamin D3 D ring synthons by reductive cleavage of norbornan-6-one-2-carboxylates

Asymmetric Diels-Alder cycloaddition reactions with chiral .alpha.,.beta.-unsaturated N-acyloxazolidinones

David A. Evans, Kevin T. Chapman, John J. Bisaha · Journal of the American Chemical Society · 1988 · 635 citations

Natural Sciences, Chemistry, Organic Chemistry +6

Facile generation of a reactive palladium(II) enolate intermediate by the decarboxylation of palladium(II) .beta.-ketocarboxylate and its utilization in allylic acylation

Tetsuo Tsuda, Yoshiki Chujo, Seiichi Nishi et al. · Journal of the American Chemical Society · 1980 · 228 citations

Natural Sciences, Chemistry, Catalysis +6

Palladium-catalyzed rearrangement of allylic esters of acetoacetic acid to give γ,δ-unsaturated methyl ketones

Isao Shimizu, Toshiro Yamada, Jiro Tsuji · Tetrahedron Letters · 1980 · 216 citations

Natural Sciences, Chemistry, Catalysis +4

A novel approach to the stereocontrolled synthesis of steroid side chains including the CD-ring system: the first total synthesis of (+)-8.alpha.-(phenylsulfonyl)-des-AB-cholestane and its efficient conversion into Grundmann's ketone and vitamin D3

Hideo Nemoto, Hiroshi Kurobe, Keiichiro Fukumoto et al. · The Journal of Organic Chemistry · 1986 · 41 citations

Life Sciences, Chemistry, Medicinal Chemistry +8

Palladium-catalyzed stereocontrolled cyclization of 1,3-diene monoepoxide: A route to a new synthetic intermediate for de-ab-cholestane derivative.

Takashi Takahashi, Masahiro Miyazawa, Hiroaki Ueno et al. · Tetrahedron Letters · 1986 · 36 citations

Natural Sciences, Chemistry, Medicinal Chemistry +6