Concepedia

InBr3-catalyzed intramolecular cyclization of 2-alkynylanilines leading to polysubstituted indole and its application to one-pot synthesis of an amino acid precursor

Norio Sakai, Kimiyoshi Annaka, Takeo Konakahara

Tetrahedron Letters · 2005 · 72 citations · 58 references

DOI

Concepts

References

58

A convenient synthesis of acetylenes: catalytic substitutions of acetylenic hydrogen with bromoalkenes, iodoarenes and bromopyridines

Kenkichi Sonogashira, Yasuo Tohda, Nobue Hagihara · Tetrahedron Letters · 1975 · 5.1K citations

, , +11

Recent developments in indole ring synthesis—methodology and applications

Gordon W. Gribble · Journal of the Chemical Society Perkin Transactions 1 · 2000 · 928 citations

, , +10

Evidence for a reversible d, π-complexation, β-cupration sequence in the conjugate addition reaction of Gilman reagents with α,β-enones.

E. J. Corey, Neil W. Boaz · Tetrahedron Letters · 1985 · 300 citations

, , +7

IPy<sub>2</sub>BF<sub>4</sub>‐Promoted Intramolecular Addition of Masked and Unmasked Anilines to Alkynes: Direct Assembly of 3‐Iodoindole Cores

José Barluenga, Mónica Trincado, Eduardo Rubio et al. · Angewandte Chemie International Edition · 2003 · 299 citations · Full text

, , +5

Development of an Efficient Procedure for Indole Ring Synthesis from 2-Ethynylaniline Derivatives Catalyzed by Cu(II) Salts and Its Application to Natural Product Synthesis

Kou Hiroya, Shin Itoh, Takao Sakamoto · The Journal of Organic Chemistry · 2004 · 261 citations

, , +15