Simple 4-acetoxy-5,6-dihydropyridinium salts: New synthons for the preparation of functionalized piperidine systems

Synthesis and chemistry of 5,6-dihydropyridinium salt adducts. Synthons for general electrophilic and nucleophilic substitution of the piperidine ring system

David S. Grierson, Martin Harris, Henri Philippe Husson · Journal of the American Chemical Society · 1980 · 137 citations

Natural Sciences, Chemistry, Medicinal Chemistry +10

Vinylogous urethanes in alkaloid synthesis: formal syntheses of Elaeocarpus alkaloids

Arthur S. Howard, G. C. Gerrans, Clive A. Meerholz · Tetrahedron Letters · 1980 · 35 citations

Pharmacy, Medicinal Chemistry, Pharmacology +10

A novel approach to cyclic β-carbonyl-enamines Δ7,8-lysergic acid derivatives via the polonovski reaction.

Patrick V. Stutz, P. A. Stadler · Tetrahedron Letters · 1973 · 21 citations

Natural Sciences, Chemistry, Medicinal Chemistry +7

The chemistry of cyclic enaminoketones. II. 1,2-And 1,4-addition of nucleophiles leading to substituted heterocycles

A. I. MEYERS, Sujan Singh · Tetrahedron Letters · 1967 · 13 citations

Natural Sciences, Chemistry, Medicinal Chemistry +12

2-Cyano-.DELTA.3-piperideines. 13. Synthesis and reactivity of N-protected dehydrosecodine equivalents

Richard J. Sundberg, David S. Grierson, Henri Philippe Husson · The Journal of Organic Chemistry · 1984 · 11 citations

Pharmacy, Chemistry, Medicinal Chemistry +5