Elusive ethynyl azides: trapping by 1,3-dipolar cycloaddition and decomposition to cyanocarbenes.
Although they decompose rapidly to produce cyanocarbenes, ethynyl azides were generated from (chloroethynyl)arenes and trapped for the first time by 1,3-dipolar cycloaddition at cyclooctyne.
Chemnitz University of Technology, Organic Chemistry, Strasse der Nationen 62, 09111 Chemnitz, Germany. klaus.banert@chemie.tu-chemnitz.de
Klaus
K
Banert
Manfred
M
Hagedorn
Jens
J
Wutke
Petra
P
Ecorchard
Dieter
D
Schaarschmidt
Heinrich
H
Lang